Ultra Running Hub Races
Discover ultra marathons worldwide
850 races found
Trail50miFast & Flat
GRIT 3.8
MTC Gelert
Barmouth, GBR
76 km Apr 16
Trail50miFast & Flat
GRIT 3.7
MTC Pendragon
Llanidloes, GBR
74 km Apr 17
Timed50kFast & Flat
GRIT 2.5
RUN4Kids 12 Hour Race
Corona, CA, USA
50 km Apr 17
Timed50kFast & Flat
GRIT 2.5
RUN4Kids 6 Hour Race
Corona, CA, USA
50 km Apr 17
Trail200mi+Rolling
GRIT 10
Tyresö Extreme Challenge (TEC) - 200 miles
Tyresö, SWE
322 km 7,042 m D+ Apr 17
Timed50kFast & Flat
GRIT 2.8
Tyresö Extreme Challenge (TEC) - Backyard
Tyresö, SWE
50 km 170 m D+ Apr 17
Timed50kFast & Flat
GRIT 2.5
Alum Creek Trail Race
Lewis Center, OH, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Backyard Ultra - 100km Challange
Trondheim, NOR
50 km Apr 18
Trail50miFast & Flat
GRIT 3.2
Beast of the Beacons 40mi
Talybont on Usk, GBR
64 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Capitan Mountain 34 Hour
Capitan, NM, USA
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Capitol Peak 50 Miler
Olympia, WA, USA
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Cedro Peak 50 Km Ultramarathon
Tijeras, NM, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Chiltern Ridge Classic 50K
Berkhamsted, GBR
50 km Apr 18
Timed50kFast & Flat
GRIT 2.7
Cottontail 12 Hour Race
Seattle, WA, USA
50 km 131 m D+ Apr 18
Timed50kFast & Flat
GRIT 2.7
Cottontail 6 Hour Race
Seattle, WA, USA
50 km 131 m D+ Apr 18
Trail50miFast & Flat
GRIT 4
Coyote 50 Mile Trail Run
Cleburne, TX, USA
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Coyote 50 km Trail Run
Cleburne, TX, USA
50 km Apr 18
Trail50miRolling
GRIT 6.4
Devon Coast To Coast Ultra 75km
Wembury, GBR
75 km 1,787 m D+ Apr 18
Trail50kRolling
GRIT 4.8
Double Top 50 km
Chatsworth, GA, USA
50 km 1,500 m D+ Apr 18
Trail50kFast & Flat
GRIT 2.5
Earth Day 50k
Crystal Lake, IL, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Fondren Urban Ultra
Jackson, MS, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Froggy Mountain Sweet Sixteen 50K
Galax, VA, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Funest 50k
Mulberry, FL, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 3
Goathland V Trigs Ultra Challenge
Goathland, GBR
60 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Gunpowder Keg Ultra
Parkton, MD, USA
50 km Apr 18
Trail100kRolling
GRIT 9.5
Heroes - ShueiJinJiou 100Km
Ruifang District, TWN
101 km 2,950 m D+ Apr 18
Trail50kRolling
GRIT 4.6
Heroes - ShueiJinJiou 50Km
Ruifang District, TWN
50 km 1,416 m D+ Apr 18
Trail50kMountain
GRIT 7.9
Jaraguá SkyMarathon
Jaragua do Sul, SC, BRA
52 km 3,536 m D+ Apr 18
Timed50kFast & Flat
GRIT 2.5
Kaarina Track Ultra 6h
Kaarina, FIN
50 km Apr 18
Backyard50kFast & Flat
GRIT 2.6
Kalmar Backyard Ultra
Kalmar, SWE
50 km 57 m D+ Apr 18
Backyard50kFast & Flat
GRIT 2.6
Knallens Backyard Ultra
Borås, SWE
50 km 47 m D+ Apr 18
Trail100kFast & Flat
GRIT 5.8
Košice-Miskolc Ultramarathon
Kasssa, Košický kraj, HUN
116 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Kungsörs Backyard Ultra 12h
Lockmora, SWE
50 km Apr 18
Trail100kFast & Flat
GRIT 5.2
La Diagonale des Yvelines 103km
Breuil-Bois-Robert, FRA
103 km Apr 18
Trail50kFast & Flat
GRIT 2.5
La Diagonale des Yvelines 50km
Les etangs de Hollande, FRA
50 km Apr 18
Trail50miFast & Flat
GRIT 4
La Diagonale des Yvelines 80km
Béhoust, FRA
80 km Apr 18
Trail50miFast & Flat
GRIT 3.2
Lakes Mountain 40
Askham, GBR
64 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Loop Til You Drop – Delapre Abbey
Northampton, GBR
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Loud Thunder 50 Mile Race
Illinois City, IL, USA
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Loud Thunder 50 km Race
Illinois City, IL, USA
50 km Apr 18
Trail50miFast & Flat
GRIT 3.2
MTC Afanc
Glasbury, GBR
64 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Mendocino Coast 50K Ultra Trail Run
Mendocino, CA, USA
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Ouachita Trail 50 Mile
Little Rock, AR, USA
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Ouachita Trail 50 km
Little Rock, AR, USA
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Outlands
Pilot Hill, CA, USA
80 km Apr 18
Trail50miFast & Flat
GRIT 3.5
Peak District Birthday Bash
Castleton, GBR
70 km Apr 18
Trail50kFast & Flat
GRIT 2.8
Red Rocks of Sedona East Side The VUE 34 Miles
Sedona, AZ, USA
55 km Apr 18
Trail50miFast & Flat
GRIT 4
Red Rocks of Sedona East Side The VUE 50 Miles
Sedona, AZ, USA
80 km Apr 18
TrailmarathonFast & Flat
GRIT 2.3
Rock The Trail
Uppsala, SWE
45 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Run to Remember
Sykesville, MD, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Run with the Goats 50km - Beer
Kennewick, WA, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Run with the Goats 50km - Light
Kennewick, WA, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Run with the Goats 50km - Sober
Kennewick, WA, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Runforestrun Hart van Drenthe
Ellertshaar, NLD
50 km Apr 18
Trail50kFast & Flat
GRIT 2.3
Rureifel-Trail 44+
Nideggen, DEU
46 km Apr 18
Trail50miFast & Flat
GRIT 3.9
Rureifel-Trail 77
Nideggen, DEU
77 km Apr 18
Trail50miFast & Flat
GRIT 4
Sandnes Ultratrail
Sandnes, NOR
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Shore2Shore Trail Race
East Islip, NY, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.8
Spitfire Ultra Trail Challenge
Menan, ID, USA
55 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Steinfelder 50 KM Ultramarathon
Steinfeld, DEU
50 km Apr 18
Trail50kRolling
GRIT 4.9
Sthlml Trail Marathon - 45km
Flatenbadet, Stockholm, SWE
46 km 1,743 m D+ Apr 18
Trail50kFast & Flat
GRIT 2.5
Storm the Park
Altura, MN, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
Søvind Hal-maraton
Søvindhallen, DNK
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
The 12 Hour Lions Roar Trail Race
Columbia, MO, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
The 6 Hour Lions Roar Trail Race
Columbia, MO, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
The Foxtail Hundred 50km Rail Trail Race
Dundas, ON, CAN
50 km Apr 18
Trail50kRolling
GRIT 4.5
Tjust Trail Run
Västervik, SWE
46 km 1,462 m D+ Apr 18
Trail50kFast & Flat
GRIT 2.5
Toughest N’ Texas Trail Runs 50K
Waco, TX, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Traprock 50k Ultramarathon
Bloomfield, CT, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Tshwane North Ultra
Pretoria, ZAF
50 km Apr 18
Trail50kFast & Flat
GRIT 2.7
Tuscany Crossing TC53K
Castiglione d'Orcia (SI), ITA
53 km Apr 18
Trail100miRolling
GRIT 10
Tyresö Extreme Challenge (TEC) - 100 miles
Tyresö, SWE
161 km 3,525 m D+ Apr 18
Trail50miRolling
GRIT 6.6
Tyresö Extreme Challenge (TEC) - 50 miles
Tyresö, SWE
80 km 1,744 m D+ Apr 18
50kFast & Flat
GRIT 2.5
UFOREA Daytime
Troy, NC, USA
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
UFOREANighttime
Troy, NC, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
ULTRA SANTA MARIA – DESAFIO IMEMBUÍ
Santa Maria, RS, BRA
50 km Apr 18
Trail100kFast & Flat
GRIT 5.5
Ultra X Spring Trail Series 110km
Haslemere, GBR
110 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Ultra X Spring Trail Series 50km
Haslemere, GBR
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Ultra X Spring Trail Series 50mi
Haslemere, GBR
80 km Apr 18
Timed50kFast & Flat
GRIT 2.5
VII. 6 godzin pełnej MOCY
Warszawa, POL
50 km Apr 18
Trail100kFast & Flat
GRIT 5
Viborg 100 km
Viborg, DNK
100 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Viborg 50km
Viborg, DNK
50 km Apr 18
Trail50kFast & Flat
GRIT 2.5
West Texas 50km Ultra
Fritch, TX, USA
50 km Apr 18
Trail50miFast & Flat
GRIT 4
West Texas 50mi Ultra
Fritch, TX, USA
80 km Apr 18
Trail50kFast & Flat
GRIT 2.5
Woodside Purisima Creek Crossover
Redwood City, CA, USA
50 km Apr 18
Timed50kFast & Flat
GRIT 2.5
X Im!possible Backyard Ultra
Zürich, CHE
50 km Apr 18
Trail50miFast & Flat
GRIT 4
Zane Grey 50 Miles Endurance Run
Pine, AZ, USA
80 km Apr 18
Trail50kRolling
GRIT 4.4
Österlen Spring Trail - ÖST Ultra 60k
Simrishamn, SWE
60 km 945 m D+ Apr 18
Timed50kFast & Flat
GRIT 2.5
6 ore del Mediterraneo
Licata, ITA
50 km Apr 19
Trail50miFast & Flat
GRIT 3.2
Connemara Int. Ultramarathon
Recess, IRL
64 km Apr 19
Trail50kFast & Flat
GRIT 2.7
Leenderbos Ultra Trail
Leende, NLD
50 km 135 m D+ Apr 19
Trail50kFast & Flat
GRIT 3
Long Creek Trail Run
Virginia Beach, VA, USA
60 km Apr 19
Trail50kFast & Flat
GRIT 2.8
MTC Draig Goch
Merthyr Tydfil, GBR
56 km Apr 19
Trail50kFast & Flat
GRIT 2.5
Maroondah Dam Trail Run
Healesville, VIC, AUS
50 km Apr 19
Timed50kFast & Flat
GRIT 2.5
Neskollen Backyard
Neskollen, NOR
50 km Apr 19
Timed50kFast & Flat
GRIT 2.5
Palmas RAP Backyard
Palmas, TO, BRA
50 km Apr 19
Trail50kFast & Flat
GRIT 2.5
Spokane River Run 50K
Spokane, WA, USA
50 km Apr 19
Trail50miRolling
GRIT 6.9
TARC Dont Run Boston (DRB) 50 Miles
Milton, MA, USA
80 km 1,900 m D+ Apr 19
Trail50kRolling
GRIT 4.8
TARC Dont Run Boston (DRB) 50K Split
Milton, MA, USA
50 km 1,500 m D+ Apr 19
Trail50kRolling
GRIT 3.8
Tyresö Extreme Challenge (TEC) - MiniUltra 46K
Tyresö, SWE
46 km 1,026 m D+ Apr 19
Trail50kFast & Flat
GRIT 2.8
Ultra Maratona GBC Trail Run – 55K
Botucatu, SP, BRA
55 km Apr 19
Timed50kFast & Flat
GRIT 2.5
Les 6h de Dury
Dury, FRA
50 km Apr 22
Timed50kFast & Flat
GRIT 2.5
Backyard Infinity Trail Hossegor
Hossegor, FRA
50 km Apr 24
Trail100miFast & Flat
GRIT 8.1
Feral Mountain
Ellijay, GA, USA
161 km Apr 24
Trail50kFast & Flat
GRIT 2.5
SchluBUT@night
Kassel, DEU
50 km Apr 24
Trail100kRolling
GRIT 7.3
Altar Nutrition 100K
Avondale, IRL
100 km 1,540 m D+ Apr 25
Trail50kRolling
GRIT 3.7
Altar Nutrition 50K
Avondale, IRL
50 km 780 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
Austria Backyard Ultra - Amstetten-Forstheide
Amstetten, AUT
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Backyard La via Francigena
Ponte a Rigo, ITA
50 km Apr 25
Timed50kFast & Flat
GRIT 2.6
Backyard Ultra TriCity
Gdansk, POL
50 km 70 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
Beecraigs Backyard Ultra
Linlithgow, GBR
50 km Apr 25
Trail50kFast & Flat
GRIT 2.8
Beyond Newcastle
Newcastle upon Tyne, GBR
55 km Apr 25
Trail50kRolling
GRIT 4
Billingen Trail Marathon
Skövde, SWE
47 km 1,086 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
Bronze Dragonfly 12 Hour Ultra Day
Savannah, GA, USA
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Bronze Dragonfly 6 Hour Ultra
Savannah, GA, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.4
Calderdale Way Ultra 30mi
Brighouse, GBR
48 km Apr 25
Trail50miFast & Flat
GRIT 4
Calderdale Way Ultra 50mi
Heptonstall, GBR
80 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Cheyenne Mountain Trail Race
Colorado Springs, CO, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Chippewa Moraine 50km Ultra Marathon
New Auburn, WI, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Coopers Rock Trail Run 50km
Morgantown, WV, USA
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
DG24h - 12h
Dabrowa Gornicza, POL
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
DG24h - 6h
Dabrowa Gornicza, POL
50 km Apr 25
Trail100kFast & Flat
GRIT 5
Desert Wolf 100km
Johnson City, TX, USA
100 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Desert Wolf 50km
Johnson City, TX, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 3.4
Devil o the Highlands Footrace
Tyndrum, GBR
68 km Apr 25
Trail50kFast & Flat
GRIT 2.3
Donut Run M.t Huoyan
Sanyi Township, TWN
47 km Apr 25
Trail50kFast & Flat
GRIT 2.8
Endurancelife Pembrokeshire Ultra
Little Haven, GBR
55 km Apr 25
Trail100kFast & Flat
GRIT 5
Falling Water Ultras 100 km
New River Gorge National Park, WV, USA
100 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Falling Water Ultras 50 km
New River Gorge National Park, WV, USA
50 km Apr 25
Trail100miVertical
GRIT 10
Fault Line Ultra 100mi
Wellington, NZL
161 km 48,084,807 m D+ Apr 25
Trail100kRolling
GRIT 8.7
Finnsjön 100 - 100km
Mölnlycke, SWE
100 km 2,454 m D+ Apr 25
Trail50kFast & Flat
GRIT 2.9
Finnsjön 100 - 50km
Mölnlycke, SWE
50 km 280 m D+ Apr 25
Trail50miFast & Flat
GRIT 3.6
Forth Ultra
Falkirk, GBR
71 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Frisco Railroad 50 Km Run
Willard, MO, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 4
Frisco Railroad 50 Mile Run
Willard, MO, USA
80 km Apr 25
Timed50kFast & Flat
GRIT 2.5
GHO Endurance Challenge
Jonesboro, TN, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Grand Raid Ventoux by UTMB - 50K
Malaucene, FRA
49 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Hells Dells
Prescott, AZ, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 4.1
Ith-Hils-Ultratrail
Salzhemmendorf, DEU
81 km Apr 25
Trail50miFast & Flat
GRIT 4
Julsø Ultra 50mi
Silkeborg, DNK
80 km Apr 25
Trail50kFast & Flat
GRIT 3
Julsø Ultra 60km
Silkeborg, DNK
60 km Apr 25
Trail100kFast & Flat
GRIT 5
Las Virgenes Canyon Ultra Trail Races
Los Angeles (West Hills), CA, USA
100 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Legends Backyard Ultra
Retie, BEL
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Lomma Backyard Ultra
Lomma, SWE
50 km Apr 25
Trail50kFast & Flat
GRIT 3.3
Loskop Ultra Marathon 50km
Middelburg, ZAF
50 km 545 m D+ Apr 25
Trail50kMountain
GRIT 5.8
MRC Finspång Loop Trail Ultra
Bönernbadet, Finspång, SWE
50 km 2,216 m D+ Apr 25
Trail100kFast & Flat
GRIT 5
Machete Trail Madness 100km
Perris, CA, USA
100 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Machete Trail Madness 50km
Perris, CA, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Mile 0 Flint Hills Trail Race
Osawatomie, KS, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 3.2
Monbrec Canal 40 Mile Race (MBCR)
Malpas, GBR
64 km Apr 25
TrailmarathonRolling
GRIT 3.1
Munkastigen Trailrun
Laxå, SWE
42 km 685 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
Mustavuori Uphill Challenge 6h
Tampere, FIN
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Mustavuori Uphill Challenge 8h
Tampere, FIN
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
No bad weather
Hoverberg, Svenstavik, SWE
50 km Apr 25
Trail100kFast & Flat
GRIT 5
North Wales 100km
Prestatyn, GBR
100 km Apr 25
Trail50kFast & Flat
GRIT 2.7
North Wales 50km
Prestatyn, GBR
53 km Apr 25
Trail50kFast & Flat
GRIT 2.8
On the Dam Trail 34 Mile Trail Race
Hooversville, PA, USA
55 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Pick Your Poison 50K Trail Run
Barrie, ON, CAN
50 km Apr 25
TrailmarathonFast & Flat
GRIT 2.2
Pieniny Ultra Trail
Szczawnica, POL
44 km Apr 25
Trail50kMountain
GRIT 6.3
Promise Land 50K++
Bedford, VA, USA
50 km 2,500 m D+ Apr 25
Trail50kFast & Flat
GRIT 2.7
Royal Canal Run Longford Ultra
Longford, IRL
53 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Royal Gorge Groove
Canon City, CO, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 4
Røyse Ultra
Røyse, NOR
80 km Apr 25
Timed50kFast & Flat
GRIT 2.5
SOBVL - Wuhlheider 12 Stundenlauf
Berlin, DEU
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Schuylkill River 50k
Mont Clare, PA, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 4
Skunk Ape 50 Mile Endurance Run
Ocala, FL, USA
80 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Sunrise Scramble
Glendo, WY, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
TARC Spring Classic 50 km
Weston, MA, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
The Canyons Endurance 50 Km Run
Auburn, CA, USA
50 km Apr 25
Timed50kFast & Flat
GRIT 2.5
The Firefly Trail Run
Hendersonville, NC, USA
50 km Apr 25
Timed50kFast & Flat
GRIT 2.8
The GUMBY Last One Standing
Coree, ACT, AUS
50 km 167 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
The Medieval Backyard Ultra
Penarth, GBR
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
The Trail Marathon 50K - Trail Weekend
Pinckney, MI, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Total Coastal Ultra
Kingswear, GBR
50 km Apr 25
Trail50miFast & Flat
GRIT 3.2
Trail du Pays des Châteaux
Maslives, FRA
63 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Troublesome Hollow 50K
Bristol, VA, USA
50 km Apr 25
Trail50miRolling
GRIT 6.9
Ultra Trail Drakensberg - Giant’s Cup Uncut (GCU 62)
Himeville, KZN, ZAF
65 km 2,400 m D+ Apr 25
Trail100kFast & Flat
GRIT 5.2
Ultra Wysoczyzna - Ryk Jelenia
Elblag, POL
103 km Apr 25
Trail50kFast & Flat
GRIT 2.7
Ultra Wysoczyzna - Wycie wilka
Elblag, POL
54 km Apr 25
Trail50miMountain
GRIT 7.4
Ultratrail Fränkische Schweiz 66km
Ebermannstadt, DEU
66 km 2,700 m D+ Apr 25
Timed50kFast & Flat
GRIT 2.5
VXO Ultrafest - VXO24h
Växjö, SWE
50 km 1 m D+ Apr 25
Trail100kFast & Flat
GRIT 5
Wawayanda 100km
Hewitt, NJ, USA
100 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Wawayanda 50km
Hewitt, NJ, USA
50 km Apr 25
Trail50miFast & Flat
GRIT 4
Wawayanda 50mi
Hewitt, NJ, USA
80 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Weiser River Trail
Boise, ID, USA
50 km Apr 25
Trail50kFast & Flat
GRIT 2.5
Wold Rangers Way Ultra
Tibthorpe, GBR
50 km Apr 25
Trail100kFast & Flat
GRIT 5.1
x Kopa - Petrovicka Setka
Pokrzywna, POL
102 km Apr 25
Trail50miFast & Flat
GRIT 3.2
x Kopa - Ultramaraton Górski
Pokrzywna, POL
63 km Apr 25
Timed50kFast & Flat
GRIT 2.5
Eastnor Castle Backyard 8h
Eastnor, GBR
50 km Apr 26
Trail50kVertical
GRIT 10
Fault Line Ultra 50km
Wellington, NZL
50 km 16,071,447 m D+ Apr 26
Timed50kFast & Flat
GRIT 2.5
I Double Ogg Dare You 6HR run
Shawnee, KS, USA
50 km Apr 26
Trail50kFast & Flat
GRIT 2.7
New Store Old Street Ultra Run
Shitan Township, TWN
54 km Apr 26
Trail50miFast & Flat
GRIT 3.1
Pingyang The Red Army Historic Trail
Wenzhou City, CHN
62 km Apr 26
Trail50kFast & Flat
GRIT 2.6
Prince Mangosuthu Ultra Marathon
Nquthu, KZN, ZAF
52 km Apr 26
Trail50kMountain
GRIT 7
Run Guizhou Mountain Race - Tongzi
Tongzi County, CHN
52 km 2,910 m D+ Apr 26
Trail50miFast & Flat
GRIT 4
Shropshire Way 80k
Craven Arms, GBR
80 km Apr 26
Trail50kFast & Flat
GRIT 2.9
The GUMBaby
Coree, ACT, AUS
54 km 167 m D+ Apr 26
Trail100kFast & Flat
GRIT 5.4
VXO Ultrafest - VXO100k (Svenskt Mästerskap)
Växjö, SWE
100 km 271 m D+ Apr 26
Trail50kMountain
GRIT 6.6
Yangchun Jilongding Azalea Trail running race
Yangchun City, CHN
50 km 2,742 m D+ Apr 26
Trail100kVertical
GRIT 10
Fault Line Ultra 100km
Wellington, NZL
100 km 29,663,315 m D+ Apr 27
Timed50kFast & Flat
GRIT 2.5
BRLos Itupeva
Itupeva, SP, BRA
50 km May 1
Timed50kFast & Flat
GRIT 2.5
Biri Backyard ultra 50M
Biri, NOR
50 km May 1
Trail50miMountain
GRIT 8.3
Bocaina Park Trail 70km
Araxa, MG, BRA
70 km 3,217 m D+ May 1
Timed50kFast & Flat
GRIT 2.5
Heim Front Yard
Kyrksæterøra, NOR
50 km May 1
Trail100miFast & Flat
GRIT 8.1
Ikara Ultra - 100mi
Flinders Ranges, SA, AUS
161 km May 1
Trail100miFast & Flat
GRIT 9.8
L.A.T Legends Ardennes Trail - La Saint Remacle Ultra
Ocquier, BEL
195 km May 1
Trail50kFast & Flat
GRIT 2.5
Mayday Ultra
Langenhagen/Kaltenweide, DEU
50 km May 1
TrailmarathonRolling
GRIT 4.3
Otzberger Waldultra (1.SDHU)
Otzberg, DEU
45 km 1,350 m D+ May 1
Timed50kFast & Flat
GRIT 2.5
Sowi BackYard Ultra
Bielawa, POL
50 km May 1
Trail100kFast & Flat
GRIT 5
Ultramarathon 100km
Valenca, RJ, BRA
100 km May 1
Trail100miFast & Flat
GRIT 8
Ultramarathon 160km
Valenca, RJ, BRA
160 km May 1
Trail200mi+Fast & Flat
GRIT 10
Ultramarathon 230km
Valenca, RJ, BRA
230 km May 1
Backyard50kFast & Flat
GRIT 2.6
Winter Bay Backyard Ultra
Liljeholmen, Stockholm, SWE
50 km 72 m D+ May 1
Trail100kFast & Flat
GRIT 5.1
Belgian Front Memorial Trail
Mesen, BEL
101 km May 2
Trail50kFast & Flat
GRIT 2.5
Big A 50K Trail Race
York, ME, USA
50 km May 2
TrailmarathonMountain
GRIT 5.8
Bocaina Park Trail 45km
Araxa, MG, BRA
45 km 2,344 m D+ May 2
Timed50kFast & Flat
GRIT 2.5
Carolina Thread
Lancaster, SC, USA
50 km May 2
Trail50miFast & Flat
GRIT 4.2
Collegiate Peaks 50 Miles
Buena Vista, CO, USA
83 km May 2
Trail50kFast & Flat
GRIT 2.5
Diverge Skyruns 50km
Queenstown, TAS, AUS
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Farm Park Challenge - 10 Hour Run
Derwood, MD, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Farm Park Challenge - 6 Hour Run
Derwood, MD, USA
50 km May 2
Trail50kFast & Flat
GRIT 2.5
Flora-Westfalica Ultramarathon
Rheda-Wiedenbrück, DEU
50 km 10 m D+ May 2
Trail50kFast & Flat
GRIT 2.5
Folsom Lake Trail Run - Spring 50K
Folsom, CA, USA
50 km May 2
Trail50kFast & Flat
GRIT 2.3
Fra Grænsen til Grenen Etappe 1
Kupfermühle, DNK
46 km May 2
Trail50kFast & Flat
GRIT 3.1
Great Barrier Reef GBR100 & GBR60
Cairns, QLD, AUS
50 km 400 m D+ May 2
Trail100kFast & Flat
GRIT 5
Great Southern 100 Km Endurance Run
Kennesaw, GA, USA
100 km May 2
Trail50kFast & Flat
GRIT 2.5
Heartland 50 Km Race
Cassoday, KS, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Hearts Desire 6-Hour Endurance Run
Herrin, IL, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Hills Creek 12 Hour Endurance Challenge
Wellsboro, PA, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Hills Creek 6 Hour Endurance Challenge
Wellsboro, PA, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Hultsfred Backyard Ultra
Hultsfred, SWE
50 km May 2
Trail100kFast & Flat
GRIT 5
Ikara Ultra - 100km
Flinders Ranges, SA, AUS
100 km May 2
Trail50kFast & Flat
GRIT 2.5
Ikara Ultra - 50km
Flinders Ranges, SA, AUS
50 km May 2
Trail50miFast & Flat
GRIT 4
Ikara Ultra - 50mi
Flinders Ranges, SA, AUS
80 km May 2
Trail50kMountain
GRIT 6.6
Imarui Trail Run
Imarui, SC, BRA
50 km 2,700 m D+ May 2
Trail100kMountain
GRIT 10
Innsbruck Alpine Trailrun Festival K110
Innsbruck, AUT
110 km 5,600 m D+ May 2
Trail50miMountain
GRIT 10
Innsbruck Alpine Trailrun Festival K85
Innsbruck, AUT
85 km 3,900 m D+ May 2
Trail50kFast & Flat
GRIT 2.7
KCTCT The Cascade
Koh Chang Tai, THA
54 km May 2
Trail100kFast & Flat
GRIT 5.6
L.A.T Legends Ardennes Trail 100km
Nisramont, BEL
111 km May 2
Trail50miFast & Flat
GRIT 3.2
L.A.T Legends Ardennes Trail 60km
Lamormenil, BEL
63 km May 2
Trail50kMountain
GRIT 7.9
Malcesine Baldo Trail
Malcesine (VR), ITA
52 km 3,541 m D+ May 2
Trail50kFast & Flat
GRIT 2.5
Malvern Hills Ultra 31 Miles
Suckley, Worcester, GBR
50 km May 2
Trail50miFast & Flat
GRIT 3.1
Malvern Hills Ultra 38 Miles
Admiral Rodney, Worcester, GBR
61 km May 2
Trail50miFast & Flat
GRIT 3.8
Malvern Hills Ultra 47 Miles
Abberly, Worcester, GBR
76 km May 2
Trail50kFast & Flat
GRIT 2.5
Maple Syrup Fun Run
Faribault, MN, USA
50 km May 2
Trail50kFast & Flat
GRIT 2.8
Maverick Exmoor X-Trail
Lynton, GBR
56 km May 2
Trail50kFast & Flat
GRIT 2.5
McDonald Forest 50K Trail Run
Corvallis, OR, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Melbourne Frontyard Ultra
Carlton North, VIC, AUS
50 km May 2
Trail100kFast & Flat
GRIT 5
Miwok 100k Trail Race
Stinson Beach, CA, USA
100 km May 2
Trail50kFast & Flat
GRIT 2.5
N12 Ultra Marathon
Potchefstroom, ZAF
50 km May 2
Timed50kFast & Flat
GRIT 2.5
Otterndorfer Gezeitenlauf
Otterndorf, DEU
50 km May 2
Trail50kFast & Flat
GRIT 3
Otzberger Feldultra (2. Etappe vom 1.SHDU)
Otzberg, DEU
45 km 480 m D+ May 2
Trail50kFast & Flat
GRIT 2.5
Oxbow 50km Race
Glenboro, MB, CAN
50 km May 2
Trail50miFast & Flat
GRIT 4
Pennine Barrier Ultra 50
Malham, GBR
80 km May 2
Trail50kFast & Flat
GRIT 2.5
Perfect Day 50K
Keezletown, VA, USA
50 km May 2
Trail100kFast & Flat
GRIT 5
Perseløpet ultra 100km
Eidsvoll, NOR
100 km May 2
Trail50miFast & Flat
GRIT 4.4
Popple Shoot Trail Races
Minong, WI, USA
87 km May 2
Timed50kFast & Flat
GRIT 2.6
Porlahälsan Backyard Ultra (Silver Ticket)
Laxå, SWE
50 km 53 m D+ May 2
Trail50miRolling
GRIT 7.3
Rock The Ridge 50-Mile Endurance Challenge
Gardiner, NY, USA
80 km 2,200 m D+ May 2
Timed50kFast & Flat
GRIT 2.5
Rytterne Backyard Ultra
Västerås, SWE
50 km May 2
Trail50miFast & Flat
GRIT 4.4
Skogvokteren Ultra
Porsgrunn, NOR
88 km May 2
Trail50kFast & Flat
GRIT 2.5
Spartan Trail - Bear Mountain Trail Challenge
Tomkins Cove, NY, USA
50 km May 2
Trail50miFast & Flat
GRIT 3.2
Strolling Jim 40 Mile
Wartrace, TN, USA
64 km May 2
Trail50kFast & Flat
GRIT 2.5
The BIG 50
Pine Mountain, GA, USA
50 km May 2
Trail50kFast & Flat
GRIT 2.4
The Howum - Heart of Wales Ultra Marathon
Llanidloes, GBR
48 km May 2
Trail50miFast & Flat
GRIT 3.1
Trail Amizmiz 62k
Amizmiz, MAR
62 km May 2
Trail50kFast & Flat
GRIT 2.5
Trail Mix Race
Rockford, MN, USA
50 km May 2
Trail50kRolling
GRIT 5.3
Ultra Trail Challenge Bailidujuan 50
Bijie City, CHN
50 km 1,840 m D+ May 2
Trail50kFast & Flat
GRIT 3
Ultra X 60km Scotland
Inverness, GBR
60 km May 2
Trail100kFast & Flat
GRIT 5
Ultramaratona Menino da Porteira 100km
Ouro Fino, MG, BRA
100 km May 2
Trail50kFast & Flat
GRIT 2.9
Ultramaratona Menino da Porteira 57km
Ouro Fino, MG, BRA
57 km May 2
Timed50kFast & Flat
GRIT 2.5
White Lake Ultras 12 Hour Race
Tamworth, NH, USA
50 km May 2
Timed50kFast & Flat
GRIT 2.5
White Lake Ultras 6 Hour Race
Tamworth, NH, USA
50 km May 2
Trail50miFast & Flat
GRIT 4
Wild Wild West 50M
Lone Pine, CA, USA
80 km May 2
Trail50kFast & Flat
GRIT 2.5
Wild Wild West 50k
Lone Pine, CA, USA
50 km May 2
Trail100kRolling
GRIT 10
Wilsons Promontory 100 km Trail Race
Wilsons Promontory, VIC, AUS
101 km 3,664 m D+ May 2
Trail50kFast & Flat
GRIT 2.5
Wilsons Promontory 50km Trail Race
Wilsons Promontory, VIC, AUS
50 km May 2
Trail50kMountain
GRIT 7
Wuyishan Trail Race 60 Km
Wuyishan City, CHN
60 km 2,663 m D+ May 2
Trail50kFast & Flat
GRIT 2.5
Crete Senesi Ultra Marathon
Rapolano Terme (SI), ITA
50 km May 3
Trail50kFast & Flat
GRIT 2.5
Dirty Feet Kal Park 50
Vernon, BC, CAN
50 km May 3
Trail50kFast & Flat
GRIT 2.4
Fra Grænsen til Grenen Etappe 2
Aabenraa, DNK
47 km May 3
TrailmarathonFast & Flat
GRIT 2.3
Genova Trail
Genova, ITA
45 km May 3
Timed50kFast & Flat
GRIT 2.5
Halener Mini Backyard
Lotte, DEU
50 km May 3
Timed50kFast & Flat
GRIT 2.5
Izmir Stundenlauf
Izmir, TUR
50 km May 3
Trail50kFast & Flat
GRIT 2.5
KIA False Bay 50km
Kleinmond, ZAF
50 km May 3
TrailmarathonFast & Flat
GRIT 2.3
ObermarsBERGer Ultra Trail
Marsberg, DEU
45 km May 3
Trail50kMountain
GRIT 6.7
The Blue 2 Blue Challenge
New Haven, CT, USA
50 km 2,800 m D+ May 3
Trail50kFast & Flat
GRIT 2.5
Ultra X 50km Scotland
Fort Augustus, GBR
50 km May 3
Timed50kFast & Flat
GRIT 2.5
ore del Parco Nord
Sesto San Giovanni (MI), ITA
50 km May 3
Trail50kFast & Flat
GRIT 2.5
Big Way Round
Winchester, GBR
50 km May 4
Trail50kFast & Flat
GRIT 2.3
Fra Grænsen til Grenen Etappe 3
Jegerup/Sommersted, DNK
46 km May 4
Trail50kFast & Flat
GRIT 2.5
Volta da Lagoa 50km
Maceio, Al, BRA
50 km May 4
Trail50kFast & Flat
GRIT 2.3
Fra Grænsen til Grenen Etappe 4
Vejen, DNK
46 km May 5
Trail50kFast & Flat
GRIT 2.4
Fra Grænsen til Grenen Etappe 5
Vejle (Skibet), DNK
48 km May 6
Trail50kFast & Flat
GRIT 2.6
Fra Grænsen til Grenen Etappe 6
Nørre Snede, DNK
52 km May 7
Trail50miFast & Flat
GRIT 3.1
Cocodonan Flagstaff Crest
Black Canyon City, AZ, USA
61 km May 8
Trail50kFast & Flat
GRIT 2.4
Fra Grænsen til Grenen Etappe 7
Knudstrup, DNK
47 km May 8
Timed50kFast & Flat
GRIT 2.5
K6 Czech Ultramarathon Festival - 12h
Konstantinovy Lazne, CZE
50 km May 8
Timed50kFast & Flat
GRIT 2.7
Altorp Ultra
Altorp, Stockholm, SWE
50 km 109 m D+ May 9
Timed50kFast & Flat
GRIT 2.5
Alutaguse Mee Ultra
Alutaguse, EST
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Backyard Lampeland
Lampeland, NOR
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Best Dam Backyard Ultra
Waitaki, NZL
50 km May 9
Trail50miFast & Flat
GRIT 3.6
Boise Greenbelt Relays
Boise, ID, USA
72 km May 9
Timed50kFast & Flat
GRIT 2.5
Brighton Backyard Ultra
Brighton, GBR
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Buggis Backyard Ultra 12H
Buggamåla 114, Holmsjö, SWE
50 km May 9
Timed50kFast & Flat
GRIT 2.5
CT Trailmixers Spring Fling 600 Trail Race
Southington, CT, USA
50 km May 9
TrailmarathonMountain
GRIT 6
Cambotas Trail Fest
Cocais, MG, BRA
45 km 2,497 m D+ May 9
Timed50kFast & Flat
GRIT 2.5
Circle of The Dragon
Meridian, MS, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Conquer the Canuck 12h
Cambridge, ON, CAN
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Conquer the Canuck 50 Km
Cambridge, ON, CAN
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Dawn to Dusk to Dawn 12 Hour
Sharon Hill, PA, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Dawn to Dusk to Dawn 50K
Sharon Hill, PA, USA
50 km May 9
Trail50miFast & Flat
GRIT 4
Dirty German Endurance Fest 50 Mile
Philadelphia, PA, USA
80 km May 9
Trail50kFast & Flat
GRIT 2.5
Dirty German Endurance Fest 50 km
Philadelphia, PA, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Dont Fence Me In Trail Run
Helena, MT, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Dublin Mountain Backyard Ultra
Ballinascorney, IRL
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Dukeries Ultra 30 Mile
Walesby, GBR
50 km May 9
Trail50miFast & Flat
GRIT 3.3
Dukeries Ultra 40 Mile
Walesby, GBR
66 km May 9
Trail50kFast & Flat
GRIT 2.5
Eagleton Mine Camp Trail Challenge
Lock Haven, PA, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
East Texas 50km Ultra
Mineola, TX, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.6
Endurancelife Exmoor Ultra
Martinhoe, GBR
51 km May 9
Timed50kFast & Flat
GRIT 2.5
Formartine & Buchan Railway 12 hr Ultra
Auchnagatt, GBR
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Formartine & Buchan Railway 6 hr Ultra
Auchnagatt, GBR
50 km May 9
Trail50kFast & Flat
GRIT 2.3
Fra Grænsen til Grenen Etappe 8
Hjarbaek, DNK
46 km May 9
Trail50kFast & Flat
GRIT 2.4
Garmin Ultra Race Myslenice 48km
Myslenice, POL
48 km May 9
Trail50miFast & Flat
GRIT 3.9
Garmin Ultra Race Myslenice 78km
Myslenice, POL
78 km May 9
Trail50miFast & Flat
GRIT 4
Glacier Ridge Trail 50 Mile Ultramarathon
Portersville, PA, USA
80 km May 9
Trail50kFast & Flat
GRIT 2.5
Glacier Ridge Trail 50 km Ultramarathon
Portersville, PA, USA
50 km May 9
Trail50miFast & Flat
GRIT 4
Goring Gap Run 50 Mile Ultra
Reading, GBR
80 km May 9
Trail50miRolling
GRIT 6.5
Gotaleden Ultra
Göteborg, SWE
75 km 1,825 m D+ May 9
Trail50kFast & Flat
GRIT 2.5
Grizzly Peak 50k
Berkeley, CA, USA
50 km May 9
Trail50miFast & Flat
GRIT 3.7
GutsMuths-Rennsteiglauf
Eisenach, DEU
74 km May 9
Trail100kFast & Flat
GRIT 5
Harriers Elk/Beaver Ultras, 100km
Saanich, BC, CAN
100 km May 9
Trail50kFast & Flat
GRIT 2.5
Harriers Elk/Beaver Ultras, 50km
Saanich, BC, CAN
50 km May 9
Trail50miFast & Flat
GRIT 4
Harriers Elk/Beaver Ultras, 50mi
Saanich, BC, CAN
80 km May 9
Timed50kFast & Flat
GRIT 2.5
Hoby Backyard Ultra 12H
Bräkne-Hoby, SWE
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Holy Trail Festival of Running 50km
Holton, GBR
50 km May 9
Trail50miFast & Flat
GRIT 4
Holy Trail Festival of Running 50mi
Oulton Broad, GBR
80 km May 9
Trail50miFast & Flat
GRIT 4
Ice Age Trail 50 Mile Run
La Grange, WI, USA
80 km May 9
Trail50kFast & Flat
GRIT 2.5
Ice Age Trail 50 km Run
La Grange, WI, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Jemez Mountain 50km Trail Run
Los Alamos, NM, USA
50 km May 9
Trail50miFast & Flat
GRIT 4
Jemez Mountain 50mi Trail Run
Los Alamos, NM, USA
80 km May 9
Trail50kFast & Flat
GRIT 2.5
Jumla Rara Ultra Marathon
Jumla, NEP
49 km May 9
Trail50miFast & Flat
GRIT 3.5
Lohjanjärven ympärijuoksu
Lohja, FIN
70 km May 9
Trail100kFast & Flat
GRIT 5
London 100
Victoria, London, GBR
100 km May 9
Trail50kFast & Flat
GRIT 2.5
London 50
Victoria, London, GBR
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Malta Gozo Trails
Ghajsielem, Gozo, MLT
50 km May 9
Trail50miFast & Flat
GRIT 4
Margaret River Ultra
Hamelin Bay, WA, AUS
80 km May 9
Timed50kFast & Flat
GRIT 2.5
Mind The Ducks 12 Hour Run
Webster, NY, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Moray Coastal Trail Race 50km
Lossiemouth, GBR
50 km May 9
Trail50miFast & Flat
GRIT 3.8
Moray Coastal Trail Race 50mi
Forres, GBR
76 km May 9
Trail50miFast & Flat
GRIT 3.5
Mountainman Nesselwang
Nesselwang, DEU
70 km May 9
Timed50kFast & Flat
GRIT 2.5
Muddy Crudds Ultra Trail Party
Valley, AL, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Mulas Backyard Ultra
Veranópolis, RS, BRA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Nakkertok Trail Enduro - 12h
Val-des-Monts, QC, CAN
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Nakkertok Trail Enduro - 6h
Val-des-Monts, QC, CAN
50 km May 9
Trail50miFast & Flat
GRIT 4
Nekotrail
Oslo, NOR
80 km May 9
Trail100kFast & Flat
GRIT 5.6
North Sea Ultra Sylt
Kampen, Sylt, DEU
111 km May 9
Trail50kFast & Flat
GRIT 2.5
Paiute Meadows Trail Run
Susanville, CA, USA
50 km May 9
Trail50miFast & Flat
GRIT 4
Quad Rock 50 Mile
Bellvue, CO, USA
80 km May 9
Trail100kFast & Flat
GRIT 5
Quicksilver 100 km Endurance Run
San Jose, CA, USA
100 km May 9
Trail50kFast & Flat
GRIT 2.5
Quicksilver 50 km Endurance Run
San Jose, CA, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Run for Kids 12 Hour Challenge
Pelham, AL, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Run to the Sea: Brighton
Horsham, GBR
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Running with my Gnomies 50km Race
Dover, OH, USA
50 km May 9
Trail50miRolling
GRIT 7.6
Semi Trail des Ô Plateaux
Mantasoa, MAD
70 km 2,760 m D+ May 9
Timed50kFast & Flat
GRIT 2.5
Sisu Backyard Ultra 10h
Niinivaara, FIN
50 km May 9
Trail100kFast & Flat
GRIT 5
South Island Ultra Marathon 100km
Hokitika, NZL
100 km May 9
Trail50kFast & Flat
GRIT 2.7
South Island Ultra Marathon 54km
Hokitika, NZL
54 km May 9
Timed50kFast & Flat
GRIT 2.5
Speed Goat Ultra 12 Hour Race
Broadview, MT, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Speed Goat Ultra 24 Hour Race
Broadview, MT, USA
50 km May 9
Timed50kFast & Flat
GRIT 2.5
Speed Goat Ultra 6 Hour Race
Broadview, MT, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.7
Spire Ultra
North Wingfield, GBR
53 km May 9
Trail50miFast & Flat
GRIT 3.5
TARC Wapack and Back 43 Mile Trail Race
Ashburnham, MA, USA
69 km May 9
Trail50miFast & Flat
GRIT 4
TARC Wapack and Back 50 Mile Trail Race
Ashburnham, MA, USA
80 km May 9
Trail50miFast & Flat
GRIT 3.2
Tejas Dirt Festival
Rocksprings, TX, USA
64 km May 9
Timed50kFast & Flat
GRIT 2.5
Tenacious 10h Endurance Challenge
Llanbedr, GBR
50 km May 9
Trail50miFast & Flat
GRIT 3.2
The Bridge 40
Chepstow, GBR
64 km May 9
Timed50kFast & Flat
GRIT 2.5
The Ripper - Sunrise to Sunset
Pocomoke, MD, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Thunderbunny 50K
Athens, OH, USA
50 km May 9
Trail50kFast & Flat
GRIT 2.5
Tiger Claw
Issaquah, WA, USA
50 km May 9
Trail50miFast & Flat
GRIT 3.6
Trail So Bugey - Lintégrale So Bugey
Lhuis, FRA
72 km May 9
Trail50kFast & Flat
GRIT 2.5
Trail de Chimay
Bourlers, BEL
50 km May 9
Trail100kFast & Flat
GRIT 5
Traverse City Trail Running Festival 100 km Race
Traverse City, MI, USA
100 km May 9
Trail50kFast & Flat
GRIT 2.5
Traverse City Trail Running Festival 50 km Race
Traverse City, MI, USA
50 km May 9
Trail50miFast & Flat
GRIT 3.8
Traverse City Trail Running Festival 75 km Race
Traverse City, MI, USA
75 km May 9
Trail50miFast & Flat
GRIT 3.1
Wascally Wabbit
Folly Lake, NS, CAN
62 km May 9
Trail50kFast & Flat
GRIT 2.5
Watuppa Trail Race 50km
Fall River, MA, USA
50 km May 9
Trail50miFast & Flat
GRIT 4
Westcountry Flat Ultra 50 Miler
Taunton, GBR
80 km May 9
Trail50miFast & Flat
GRIT 4
Westcountry Hilly Ultra 50 Miler
Minehead, GBR
80 km May 9
Trail50kFast & Flat
GRIT 2.5
Wildflower Trail Run
Bastrop, TX, USA
50 km May 9
Trail50miFast & Flat
GRIT 3.2
Wörthersee Trail Festival
Pörtschach, AUT
64 km May 9
Trail50kFast & Flat
GRIT 3
de Saint Loup des Vignes
Saint Loup des Vignes, FRA
50 km 300 m D+ May 9
Trail100kFast & Flat
GRIT 5
de Saint Loup des Vignes
Saint Loup des Vignes, FRA
100 km May 9
Trail50kFast & Flat
GRIT 2.4
Chianti Classico Marathon Ultra Trail
Mercatale Val di Pesa, FI, ITA
48 km May 10
Trail50kFast & Flat
GRIT 2.8
Fra Grænsen til Grenen Etappe 9
Aars, DNK
56 km May 10
Trail50kFast & Flat
GRIT 2.6
Goring Gap Run 52 km Ultra
Reading, GBR
52 km May 10
Trail50kFast & Flat
GRIT 2.5
Jahre - 50 km Geburtstagsultra
Berlin, DEU
50 km May 10
Trail50kFast & Flat
GRIT 2.3
La Viking NordicWalk & Trail - La Route dOdin
Orival, FRA
46 km May 10
Trail50kFast & Flat
GRIT 2.5
Marialinden - Kutt nom DOM
Marialinden, DEU
50 km May 10
Trail50kFast & Flat
GRIT 3
NeckarCross-Ultrarace Trailrunning
Hirschhorn, DEU
59 km May 10
Trail50kFast & Flat
GRIT 2.8
Northants Ultra 35 Shires & Spires
Naseby, Northampton, GBR
56 km May 10
Timed50kFast & Flat
GRIT 2.5
Sittard
Sittard, NLD
50 km May 10
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy 12h Lauf Basel
Basel, CHE
50 km May 10
Trail50kFast & Flat
GRIT 2.5
Fra Grænsen til Grenen Etappe 10
Aalborg, DNK
49 km May 11
Trail50kFast & Flat
GRIT 2.3
Fra Grænsen til Grenen Etappe 11
Østervrå, DNK
46 km May 12
Trail50kFast & Flat
GRIT 2.7
Fra Grænsen til Grenen Etappe 12
Flande, DNK
54 km May 13
Timed50kFast & Flat
GRIT 2.5
Austria Backyard Ultra - Ternberg Trail
Ternberg, AUT
50 km May 14
Trail50kFast & Flat
GRIT 2.5
Grüntalultra
Freudenstadt-Grüntal, DEU
50 km May 14
Timed50kFast & Flat
GRIT 2.5
NUBU10
Vihti, FIN
50 km May 14
Trail50kFast & Flat
GRIT 3.1
Ottarsloppet Ultra - 46K
Ottarsborg, Husby, SWE
46 km 511 m D+ May 14
Trail50miFast & Flat
GRIT 4.6
Ottarsloppet Ultra - 69K
Ottarsborg, Husby, SWE
69 km 763 m D+ May 14
Timed50kFast & Flat
GRIT 2.5
Tjomsevannet Rundt Backyard
Søgne, NOR
50 km May 14
Timed50kFast & Flat
GRIT 2.5
Viadal Ultra 48h
Förslöv, SWE
50 km 3 m D+ May 14
Timed50kFast & Flat
GRIT 2.5
Viadal Ultra 6h
Förslöv, SWE
50 km 3 m D+ May 14
Timed50kFast & Flat
GRIT 2.5
Witiker Backyard Ultra
Zürich, CHE
50 km May 14
Trail50kFast & Flat
GRIT 3
X100 Rund um Münster Ultramarathon
Münster, DEU
59 km May 14
Timed50kFast & Flat
GRIT 2.5
Backyard Ultra Jabłonna
Jabłonna, POL
50 km May 15
Trail50miFast & Flat
GRIT 3.6
Ronde van Aruba
Aruba, ARU
72 km May 15
Trail50kVertical
GRIT 10
Ultra-Trail Australia by UTMB - UTA Miler, UTA100 & UTA50
Katoomba, AUS
50 km 7,290 m D+ May 15
Timed50kFast & Flat
GRIT 2.5
Viadal Ultra 24h
Förslöv, SWE
50 km 3 m D+ May 15
Timed50kFast & Flat
GRIT 2.5
Walk of Pain
Gagnef, SWE
50 km May 15
Trail200mi+Fast & Flat
GRIT 10
West Macs Sonder Monster
Alice Springs, NT, AUS
231 km May 15
Trail50kFast & Flat
GRIT 2.6
A&M Ultra 52km
Nokia, FIN
52 km May 16
Trail50miFast & Flat
GRIT 3.7
A&M Ultra 73km
Nokia, FIN
73 km May 16
Trail100kFast & Flat
GRIT 5.8
ALB-Traum 100
Geislingen, DEU
115 km May 16
Trail50kMountain
GRIT 5.5
Akrafjall Ultra
Akranes, ISL
46 km 2,100 m D+ May 16
Timed50kFast & Flat
GRIT 2.5
Armed Forces Endurance Run
Kendallville, IN, USA
50 km May 16
Trail50miFast & Flat
GRIT 3.5
Beara Way LITE
Castletownbere, IRL
70 km May 16
Trail50miFast & Flat
GRIT 4
Berryman 50 Mile
Potosi, MO, USA
80 km May 16
Trail100kMountain
GRIT 10
Bishop High Sierra Ultramarathons 100 km
Bishop, CA, USA
100 km 4,400 m D+ May 16
Trail50miRolling
GRIT 8.7
Bishop High Sierra Ultramarathons 50 Miles
Bishop, CA, USA
80 km 3,100 m D+ May 16
Trail50kMountain
GRIT 6.1
Bishop High Sierra Ultramarathons 55 km
Bishop, CA, USA
55 km 2,200 m D+ May 16
Trail50kFast & Flat
GRIT 2.5
Bone Yard Trail Race
Brookhaven, MS, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Chicago 7-11 Hour Endurance Ru
Willow Springs, IL, USA
50 km May 16
Trail50miRolling
GRIT 7.9
Dances with Dirt - Gnaw Bone 50 Mile Ultra
Nashville, IN, USA
80 km 2,600 m D+ May 16
Trail50kRolling
GRIT 4.9
Dances with Dirt - Gnaw Bone 50 km Ultra
Nashville, IN, USA
50 km 1,600 m D+ May 16
Trail50kFast & Flat
GRIT 2.5
Days at the Fair 50 Km Race
Augusta, NJ, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Death by 5k Waterloo
Waterloo, IA, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Dirty Turtle 50k
Bremerton, WA, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Driftless Endurance -Rumble on the Ridge
Arena, WI, USA
50 km May 16
Trail100kFast & Flat
GRIT 5.4
Euchidios Athlos Plataea-Delphi
Plataea, GRC
108 km May 16
Trail100kFast & Flat
GRIT 5
Fishtail 100
Pokhara, NEP
100 km May 16
Timed50kFast & Flat
GRIT 2.5
Forgotten Forest 9 Hour Ultra Marathon
Stratford, CT, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Free Spirit 50 K
Leyden, MA, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Galena Sky Trail Race 4 Hours
Galena, IL, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Galena Sky Trail Race 8 Hours
Galena, IL, USA
50 km May 16
Trail50miMountain
GRIT 8.8
Garda Trentino Trail (GTT)
Riva del Garda, ITA
62 km 3,800 m D+ May 16
Trail50miFast & Flat
GRIT 4.4
Grand Trail des Lacs et Châteaux 85km
Ovifat, BEL
88 km May 16
Trail50kFast & Flat
GRIT 2.9
HALB-Traum
Geislingen, DEU
57 km May 16
Trail50kMountain
GRIT 6.3
Harter Knochen Ultra
Ettlingen, DEU
50 km 2,500 m D+ May 16
Timed50kFast & Flat
GRIT 2.5
High Lea 12 Hour Race
Richfield, OH, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
High Lea 6 Hour Race
Richfield, OH, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Hueston Woods Trail Race
College Corner, OH, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Iron Will Backroads 50 Km
Enterprise, KS, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Janda Baik Ultra 50 Km
Bentong, Pahang, MYS
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Katzen Sprungs Backyard Ultra
Bremen, DEU
50 km May 16
Trail50miFast & Flat
GRIT 4
Kendal to Preston Ultra 50
Kendal, GBR
80 km May 16
Trail50kFast & Flat
GRIT 2.7
Kilsbergen Ut & Tillbaka
Ånnaboda, SWE
54 km May 16
Timed50kFast & Flat
GRIT 2.5
Kokkola Ultra Run 12h
Kokkola, FIN
50 km 1 m D+ May 16
Timed50kFast & Flat
GRIT 2.5
Kokkola Ultra Run 6h
Kokkola, FIN
50 km 1 m D+ May 16
Trail50miRolling
GRIT 7
Manchester to Monadnock Ultramarathon
Manchester, NH, USA
88 km 1,700 m D+ May 16
Trail50kFast & Flat
GRIT 2.6
Maverick Cotswolds Trail
Winchcombe, GBR
51 km May 16
Trail50miFast & Flat
GRIT 4
Mayapple 50 Mile Trail Run
Millburn, NJ, USA
80 km May 16
Trail50kFast & Flat
GRIT 2.5
Mayapple 50 km Trail Run
Millburn, NJ, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Mostindien Marathon - 50 km Ultra
Arbon TG, CHE
50 km May 16
Trail50kFast & Flat
GRIT 3
Muses ultra race - Melpomene
Agia Anna Viotia, GRC
59 km May 16
Trail50kFast & Flat
GRIT 2.5
Napa Wilderness Trail Runs
Napa, CA, USA
50 km May 16
Trail50miFast & Flat
GRIT 4
North Downs Way 50 Mile Race
Farnham, GBR
80 km May 16
Trail50kFast & Flat
GRIT 2.5
ONeill Park Trail Races
Trabuco Canyon, CA, USA
50 km May 16
Trail50kVertical
GRIT 10
Old County Tops Fell Race
Great Langdale, GBR
60 km 10,000 m D+ May 16
Trail50miFast & Flat
GRIT 4.2
Possums Revenge 52 Mile Race
Grafford, TX, USA
84 km May 16
Trail50kFast & Flat
GRIT 2.8
Possums Revenge 56 km Race
Grafford, TX, USA
56 km May 16
Trail100kFast & Flat
GRIT 5.6
Possums Revenge 69 Mile Race
Grafford, TX, USA
111 km May 16
Trail50kFast & Flat
GRIT 2.5
Pound the Mound 50km Race
Luverne, MN, USA
50 km May 16
Trail50kVertical
GRIT 7.8
Quest for the Crest 50k
Burnsville, NC, USA
50 km 3,500 m D+ May 16
Trail50kFast & Flat
GRIT 2.4
Race The Tide
Mothecombe, GBR
47 km May 16
Trail50miFast & Flat
GRIT 4
Reesor 50
Maple Creek, SK, CAN
80 km May 16
Trail50miFast & Flat
GRIT 3.2
Rudawy Wiosenny Festiwal Biegowy
Miedzianka, POL
63 km May 16
Trail50kFast & Flat
GRIT 2.4
Schwarzach Trail Salzburgerland 47 Km
Schwarzach im Pongau, AUT
47 km May 16
Trail50kFast & Flat
GRIT 2.5
Shropshire Historic 50k
Telford, GBR
50 km May 16
Trail50miFast & Flat
GRIT 4
Silver State 50 Mile
Reno, NV, USA
80 km May 16
Trail50kFast & Flat
GRIT 2.5
Silver State 50 km
Reno, NV, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.8
Skipton Skedaddle Ultra 34mi
Skipton, GBR
55 km May 16
Trail50miFast & Flat
GRIT 4.2
Skipton Skedaddle Ultra 52mi
Skipton, GBR
84 km May 16
Timed50kFast & Flat
GRIT 2.5
Stone Everest ATL
Stone Mountain, GA, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Sun Mountain 50 km Trail Races
Winthrop, WA, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Superior Spring 50 km Trail Race
Lutsen, MN, USA
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Tails & Trails
Pittsfield, MA, USA
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Terwille
Tynaarlo, NLD
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Terwille
Tynaarlo, NLD
50 km May 16
Trail50kFast & Flat
GRIT 2.5
Tie Dye 50k
Yellow Springs, OH, USA
50 km May 16
Trail50miFast & Flat
GRIT 4
Tillamook Burn Trail Run 50 Mile
Tillamook State Forest, OR, USA
80 km May 16
Trail50miFast & Flat
GRIT 3.2
Tralee 40 Mile Road Race
Tralee, IRL
64 km May 16
Trail50kFast & Flat
GRIT 2.5
Trent Valley Ultra Marathon
Cromwell, GBR
50 km May 16
Trail50kRolling
GRIT 4.7
UD Ultra Desafio Morungaba 50km
Morungaba, SP, BRA
50 km 1,438 m D+ May 16
Trail50kFast & Flat
GRIT 2.8
Ultra-Trail Snowdonia - 50km
Llanberis, GBR
55 km May 16
Timed50kFast & Flat
GRIT 2.5
Uppsala 6-timmars
Uppsala, SWE
50 km May 16
Timed50kFast & Flat
GRIT 2.5
Vistakulle Backyard
Vistakulle, SWE
50 km May 16
Trail100kFast & Flat
GRIT 5.6
Volvic Volcanic Expérience - Trail Chaîne des Puys
Volvic, FRA
112 km May 16
Trail50kFast & Flat
GRIT 2.3
Volvic Volcanic Expérience - Trail Impluvium de Volvic
Volvic, FRA
46 km May 16
Trail50miFast & Flat
GRIT 4.1
Volvic Volcanic Expérience - Trail Terra Volcana
Volvic, FRA
82 km May 16
Trail50kFast & Flat
GRIT 2.3
Wassermühlen-Ultramarathon Rulle
Wallenhorst-Rulle, DEU
47 km May 16
Trail100kFast & Flat
GRIT 6.4
West Macs Ellery Monster
Alice Springs, NT, AUS
128 km May 16
Timed50kFast & Flat
GRIT 2.5
Winona Forests Chase the Day 24 Hour Trail Ultra
Mannsville, NY, USA
50 km May 16
Trail50kFast & Flat
GRIT 3
XIV Gran Raid delle Prealpi Trevigiane - GR60
Segusino, ITA
60 km May 16
Trail50miFast & Flat
GRIT 4
XIV Gran Raid delle Prealpi Trevigiane - GR80
Segusino, ITA
80 km May 16
Trail50miFast & Flat
GRIT 4
Cftt Shennongjia Mountain Trail Race
Shennongjia Forestry District, CHN
80 km May 17
Trail50kFast & Flat
GRIT 2.5
Cmon Armageddon
West Milford, NJ, USA
50 km May 17
Trail50kFast & Flat
GRIT 2.5
Corral Canyon Trail Scramble
Campo, CA, USA
50 km May 17
Trail50kFast & Flat
GRIT 2.5
First State 50 km Trail Race
Wilmington, DE, USA
50 km May 17
Trail50miFast & Flat
GRIT 4
Grüner Ring Hannover
Hannover, DEU
80 km May 17
Trail50miFast & Flat
GRIT 3.1
Grüner Ring Hannover 62km
Hannover, DEU
62 km May 17
Trail50kFast & Flat
GRIT 2.9
Guernsey Ultra GU36
St. Peter Port, GBR
58 km May 17
Trail100kRolling
GRIT 9.9
Heroes - Meishan 100Km
Meishan Township, TWN
101 km 3,255 m D+ May 17
Trail50kRolling
GRIT 4.9
Heroes - Meishan 50Km
Meishan Township, TWN
50 km 1,640 m D+ May 17
Trail50kFast & Flat
GRIT 2.5
Highball to Thurmond Ultra 50 Km
Thurmond, WV, USA
50 km May 17
Trail50kFast & Flat
GRIT 2.5
Highball to Thurmond Ultra 50 Km Ruck
Thurmond, WV, USA
50 km May 17
Trail50miFast & Flat
GRIT 4
Highball to Thurmond Ultra 50 Miles
Thurmond, WV, USA
80 km May 17
Trail50miFast & Flat
GRIT 4
Highball to Thurmond Ultra 50 Miles 12.75h
Thurmond, WV, USA
80 km May 17
Trail50miFast & Flat
GRIT 3.3
Kandern Trail Masters
Kandern, DEU
65 km May 17
Trail50kMountain
GRIT 6.9
Long Trail dei Monti Simbruini
Subiaco (RM), ITA
48 km 3,000 m D+ May 17
Timed50kFast & Flat
GRIT 2.5
Loop the Lemur at the Ross Park Zoo
Binghamton, NY, USA
50 km May 17
Trail50kFast & Flat
GRIT 2.8
Mountain Wow 56km
Guoxing Township, TWN
56 km May 17
Timed50kFast & Flat
GRIT 2.5
Nit Ultra Run - 6h
Niteroi, BRA
50 km May 17
Trail50kFast & Flat
GRIT 3
Ram Party
Colorado Springs, CO, USA
60 km May 17
Trail50kFast & Flat
GRIT 2.5
Rock-On Lake Perry 50K Trail Run
Meriden, KS, USA
50 km May 17
Trail50kFast & Flat
GRIT 3
The Great Ocean Road Int. Marathon
Lorne, VIC, AUS
60 km May 17
Trail50kFast & Flat
GRIT 2.5
The Keswick 50K Trail Race Ultra
Keswick, GBR
50 km May 17
Trail50kFast & Flat
GRIT 2.5
Tillamook Burn Trail Run 50 Km
Tillamook State Forest, OR, USA
50 km May 17
Trail50kFast & Flat
GRIT 2.4
Trail Alsace Grand Est by UTMB - Trail des Celtes
Barr, FRA
47 km May 17
Trail50kFast & Flat
GRIT 2.4
Trail du Coureur des Bois de Duchesnay
la-Jacques-Cartier, CAN
48 km May 17
Trail50miFast & Flat
GRIT 3.3
West Macs Standley Monster
Alice Springs, NT, AUS
65 km May 17
Trail50kFast & Flat
GRIT 2.5
XRUN - Wyspowy Trail
Limanowa, POL
50 km May 17
Trail50kMountain
GRIT 5.5
Fiambala Desert Trail 50 Km Ultra Marathon
Fiambala, Catamarca, ARG
50 km 1,980 m D+ May 20
Timed50kFast & Flat
GRIT 2.5
Coalfields Backyard Ultra
Williamson, WV, USA
50 km May 22
Trail100kRolling
GRIT 9.9
Desafio Punta Negra 100 km
San Juan, ARG
94 km 3,450 m D+ May 22
Trail50miMountain
GRIT 7.4
Desafio Punta Negra 70 km
San Juan, ARG
67 km 2,690 m D+ May 22
Timed50kFast & Flat
GRIT 2.5
Sydrehs Back to Frontyard Ultra
Herdsman, WA, AUS
50 km May 22
Trail100miRolling
GRIT 10
Uka Pain - Int nod joll 100 miles
Älvdalen, SWE
170 km 4,558 m D+ May 22
Trail100kRolling
GRIT 9.5
Uka Pain - Welest fomm painas 100km
Älvdalen, SWE
102 km 2,907 m D+ May 22
Timed50kFast & Flat
GRIT 2.7
Adelsberg Backyard Ultra
Chemnitz, DEU
50 km 150 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Back 9 12 Hour Endurance Run
Copper Harbor, MI, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Backyard Ultra Vänge
Vänge, SWE
50 km May 23
Trail50kRolling
GRIT 5.5
Baturu Trail Mt. Guanmen 50km Business College
Benxi, CHN
50 km 1,970 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Beer Backyard Ultra
Lysá nad Labem, CZE
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Berner Backyard Ultra
Hamburg, DEU
50 km 15 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Bubbletown What the Duck Ultra
Boiling Springs, PA, USA
50 km May 23
Trail50kFast & Flat
GRIT 2.5
Bunk House Trail Runs
Dousman, WI, USA
50 km May 23
Trail50kMountain
GRIT 6.6
DL50 Ultra Endurance Race
Dalian, Liaoning, CHN
50 km 2,700 m D+ May 23
Trail50kFast & Flat
GRIT 2.5
Drummer Hill Trail Race
Keene, NH, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.7
Farmmageddon 12h
Buntingford, GBR
50 km 164 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Fools 8 Hour Trail Run
Cuyahoga Falls, OH, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Frykstahöjden Backyard Ultra 12H
Kil, SWE
50 km May 23
Trail100kRolling
GRIT 9.3
Girona RunThrough Trail 103km
Girona, ESP
100 km 2,880 m D+ May 23
Trail50kRolling
GRIT 4.2
Girona RunThrough Trail 50km
Girona, ESP
50 km 1,130 m D+ May 23
Trail50kFast & Flat
GRIT 3.1
Glasriket Ultra
Mundekulla, SWE
50 km 423 m D+ May 23
Trail100kFast & Flat
GRIT 5
High Hope Endurance Run 100km Saturday Run
Glen Rose, TX, USA
100 km May 23
Trail50kFast & Flat
GRIT 2.5
High Hope Endurance Run 50km Saturday Run
Glen Rose, TX, USA
50 km May 23
Trail50kRolling
GRIT 4.2
Highland Forest 1-2-3
Fabius, NY, USA
48 km 1,200 m D+ May 23
Trail50miRolling
GRIT 6.5
Jaga-Kora Horbki 70
Rymanow Zdroj, POL
69 km 2,020 m D+ May 23
Trail50kRolling
GRIT 5
Jaga-Kora Kurier
Rymanow Zdroj, POL
46 km 1,800 m D+ May 23
Trail100kRolling
GRIT 10
Jaga-Kora Orzel 105
Rymanow Zdroj, POL
103 km 3,350 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Johnston Woods Trails Festival
Cleveland, TN, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Johnston Woods Trails Festival (night)
Cleveland, TN, USA
50 km May 23
Trail50miVertical
GRIT 10
Le Grand Raid 73
Cruet, FRA
76 km 5,300 m D+ May 23
Trail50kMountain
GRIT 7.4
Le Grand Raid 73 - Le Bauju
Cruet, FRA
50 km 3,260 m D+ May 23
Trail50kMountain
GRIT 6.2
Leavenworth Trail Fest
Leavenworth, WA, USA
55 km 2,300 m D+ May 23
Trail50kFast & Flat
GRIT 2.5
Louisvilles Loven the Hills (LLTH 50K)
Fairdale, KY, USA
50 km May 23
Trail50kFast & Flat
GRIT 2.5
May Madness 50K
Hoffman, NC, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Nanny Goat 12 Hour Race
Riverside, CA, USA
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Nanny Goat 6 Hour Race
Riverside, CA, USA
50 km May 23
Trail50kRolling
GRIT 5
Non Aided Schwäbischer Wald Ultra Trail (NASWUT)
Spiegelberg-Vorderbüchelberg, DEU
54 km 1,550 m D+ May 23
Trail50kRolling
GRIT 4.7
Panopticons Ultra
Blackburn, GBR
52 km 1,430 m D+ May 23
Timed50kFast & Flat
GRIT 2.6
Pfingstlauf Ruhrschleife
Arnsberg, DEU
50 km 70 m D+ May 23
Trail50kFast & Flat
GRIT 3.5
Rykowisko Ultra Trail - Rześki Chrapy
Gorzewo, POL
50 km 670 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
S24H Timisoara - 12h
Timisoara, ROU
50 km 2 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
S24H Timisoara - 6h
Timisoara, ROU
50 km 2 m D+ May 23
Trail50kFast & Flat
GRIT 2.8
Samsons Revenge
Estes Park, CO, USA
55 km May 23
Timed50kFast & Flat
GRIT 2.5
Selkirk Slacker 12hr Ultra Trail
Golden, BC, CAN
50 km May 23
Timed50kFast & Flat
GRIT 2.5
Selkirk Slacker 8hr Ultra Trail
Golden, BC, CAN
50 km May 23
Trail50kMountain
GRIT 5.5
Sliabh Liag 50km
Teileann, Donegal, IRL
50 km 2,000 m D+ May 23
Trail100kVertical
GRIT 10
South Downs 100 km
Eastbourne, GBR
100 km 7,900 m D+ May 23
Trail50kVertical
GRIT 7.9
South Downs 50 km
Falmer, GBR
50 km 3,600 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy 13 Hour Race
Seattle, WA, USA
50 km 25 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy 7 Hour Race
Seattle, WA, USA
50 km 25 m D+ May 23
Trail100kFast & Flat
GRIT 5
Suffer on Centennial
West Hawk Lake, MB, CAN
100 km May 23
Trail50miFast & Flat
GRIT 4
Sugar Badger 50 Mile Race
Belleville, WI, USA
80 km May 23
Trail50kFast & Flat
GRIT 2.5
Sugar Badger 50 km Race
Belleville, WI, USA
50 km May 23
Trail50miRolling
GRIT 7
Sulphur Springs Trail Run 50 Mile
Ancaster, ON, CAN
80 km 2,000 m D+ May 23
Trail50kFast & Flat
GRIT 2.5
Sulphur Springs Trail Run 50km
Ancaster, ON, CAN
50 km May 23
Trail50miFast & Flat
GRIT 4.2
The Fox 62k
Godalming, GBR
62 km 750 m D+ May 23
Trail50miFast & Flat
GRIT 4
The Freedom 50
Puyallup, WA, USA
80 km May 23
Trail100kFast & Flat
GRIT 5
Trail Festival at Pineland Farms (Gunstock TrailFest)
New Gloucester, ME, USA
100 km May 23
Trail50miMountain
GRIT 10
Trail del Monte Soglio - Gir Lung
Forno Canavese, TO, ITA
73 km 4,200 m D+ May 23
Trail50kRolling
GRIT 4.8
Uka Pain 52km
Älvdalen, SWE
52 km 1,437 m D+ May 23
Trail50kMountain
GRIT 6.6
Ultra-Trail Malopolska - UTM45
Mszana Dolna, POL
49 km 2,750 m D+ May 23
Trail50miMountain
GRIT 9.3
Ultra-Trail Malopolska - UTM64
Mszana Dolna, POL
65 km 4,030 m D+ May 23
Timed50kFast & Flat
GRIT 2.5
Vassøy Backyard Ultra
Vassøy, NOR
50 km May 23
Timed50kFast & Flat
GRIT 3
Vikingbackyard
Upplands Väsby, SWE
50 km 320 m D+ May 23
Trail100kFast & Flat
GRIT 5
West Virginia Trail Fest - 100 Km
Snowshoe, WV, USA
100 km May 23
Trail50kFast & Flat
GRIT 2.5
West Virginia Trail Fest - 50 Km
Snowshoe, WV, USA
50 km May 23
Trail50miFast & Flat
GRIT 5.2
Wild Atlantic Ultra
Louisburgh, IRL
80 km 800 m D+ May 23
Trail50kFast & Flat
GRIT 2.9
Youzhou Ultra Trail 60
Huailai County, CHN
58 km May 23
Trail100kFast & Flat
GRIT 5
Angles Way Ultra 100k
Diss, GBR
100 km May 24
Trail50kFast & Flat
GRIT 2.5
Angles Way Ultra 50k
Shipmeadow, GBR
50 km May 24
Trail50miFast & Flat
GRIT 4.4
Den Stygge Andungen ultraløp
Hørde, NOR
65 km 780 m D+ May 24
Trail50miFast & Flat
GRIT 3.5
El Palmar Ultra Trail Challenge Internacional
El Palmar, BOL
69 km May 24
Timed50kFast & Flat
GRIT 2.5
Flagstaff Doggie Dash & Ultra Bash 12h
Flagstaff, AZ, USA
50 km May 24
Timed50kFast & Flat
GRIT 2.5
Flagstaff Doggie Dash & Ultra Bash 6h
Flagstaff, AZ, USA
50 km May 24
Trail50kRolling
GRIT 4.6
Gontyniec Ultra Trail
Chodzież, POL
52 km 1,300 m D+ May 24
Trail50kFast & Flat
GRIT 2.5
Holy Cowans Gap 50k+
Cowans Gap State Park, PA, USA
50 km May 24
Trail50kMountain
GRIT 7.4
LUltra Techni Trail de Tiranges 55 km
Tiranges, FRA
55 km 3,118 m D+ May 24
Trail50miMountain
GRIT 10
LUltra Techni Trail de Tiranges 82 km
Tiranges, FRA
82 km 4,630 m D+ May 24
Trail50miFast & Flat
GRIT 3.2
Merrell Trail Tour Zipaquirá
Zipaquirá, COL
63 km May 24
Timed50kFast & Flat
GRIT 2.6
Pfingstlauf Ruhrschleife
Arnsberg, DEU
50 km 70 m D+ May 24
Timed50kFast & Flat
GRIT 2.6
Pfingstlauf Ruhrschleife
Arnsberg, DEU
50 km 70 m D+ May 24
Trail50kVertical
GRIT 10
Pigtails Challenge 50 Km
Renton, WA, USA
50 km 90,010 m D+ May 24
Trail50kFast & Flat
GRIT 2.8
Queen of the Suburbs Ultra
Ealing, London, GBR
50 km 230 m D+ May 24
Trail50kFast & Flat
GRIT 2.5
Rocky Mountain 50k
Laramie, WY, USA
50 km May 24
Trail50kFast & Flat
GRIT 2.5
Schloss Corvey Ultramarathon
Höxter, DEU
50 km 20 m D+ May 24
Trail50kFast & Flat
GRIT 2.5
Sweat, Swat n Swear! 50 Km Run
Inverness, FL, USA
50 km May 24
Trail100kFast & Flat
GRIT 5
TorTour de Ruhr - 100km Nonstop
Herdecke, DEU
100 km May 24
Timed50kFast & Flat
GRIT 2.5
Ultra Durazno 6 hs
Durazno, URU
50 km May 24
Trail50kFast & Flat
GRIT 2.5
Woodlands Trail Run
Greenvale, VIC, AUS
50 km May 24
Trail50kFast & Flat
GRIT 2.5
Godelheimer See Ultramarathon
Höxter, DEU
50 km 20 m D+ May 25
Trail50kRolling
GRIT 4.2
Stumptown Trail Run 50K
Portland, OR, USA
50 km 1,100 m D+ May 25
Timed50kFast & Flat
GRIT 2.7
S:t Hans Extreme
Lund, SWE
50 km 140 m D+ May 28
Timed50kFast & Flat
GRIT 2.5
Ballymuns Backyard Ultra
Dublin, IRL
50 km May 29
Trail100miMountain
GRIT 10
Lofoten Ultra Trail 100 Miles
Kirkefjorden, Moskenes, NOR
166 km 7,000 m D+ May 29
Trail50miVertical
GRIT 10
Mount Everest 70 km Extreme Ultra Marathon
Khumbu Valley, NEP
70 km 22,604,050 m D+ May 29
Timed50kFast & Flat
GRIT 2.5
UltraPark Weekend 24h
Pabianice, POL
50 km 2 m D+ May 29
Timed50kFast & Flat
GRIT 2.5
Ultrapark Weekend 48h
Pabianice, POL
50 km 2 m D+ May 29
Trail100kFast & Flat
GRIT 5
Yankee Springs 100 km Trail Run
Middleville, MI, USA
100 km May 29
Trail50kFast & Flat
GRIT 2.5
Yankee Springs 50 km Trail Run
Middleville, MI, USA
50 km May 29
Trail100miFast & Flat
GRIT 8.1
Öland Lighthouse Challenge - 100 miles
Långe Jan, Öland, SWE
161 km May 29
Trail50kFast & Flat
GRIT 2.5
Öland Lighthouse Challenge - 50 km
Långe Jan, Ottenby, Öland, SWE
50 km May 29
Trail50miFast & Flat
GRIT 4
Öland Lighthouse Challenge - 50 miles
Fyren Långe Jan, SWE
80 km May 29
Timed50kFast & Flat
GRIT 2.8
Austria Backyard Ultra - Loosdorf Trail
Loosdorf, AUT
50 km 170 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
BUFF-CEUS 12h European Cup
Balatonfüred, HUN
50 km May 30
Trail50kFast & Flat
GRIT 2.9
Beat the Sunset 50km
Maidenhead, GBR
50 km 235 m D+ May 30
Trail100kFast & Flat
GRIT 5
Blackfoot Ultra 100 Km
Cooking Blackfoot Lake, AB, CAN
100 km May 30
Trail50kFast & Flat
GRIT 2.5
Blackfoot Ultra 50 Km
Cooking Blackfoot Lake, AB, CAN
50 km May 30
Trail50miFast & Flat
GRIT 4
Blackfoot Ultra 50 Mile
Cooking Blackfoot Lake, AB, CAN
80 km May 30
Trail50kFast & Flat
GRIT 2.5
Borås Ultra Marathon 50km
Hindås, SWE
50 km May 30
Trail50miMountain
GRIT 10
CLUT 70 – Cento Laghi Ultimate Trail
Corniglio (PR), ITA
70 km 4,750 m D+ May 30
Trail50kRolling
GRIT 4.9
Calero Run 50K
San Jose, CA, USA
50 km 1,600 m D+ May 30
Trail50miFast & Flat
GRIT 4
Cayuga Trails 50 Mile Race
Ithaca, NY, USA
80 km May 30
Trail50kRolling
GRIT 4.8
Cayuga Trails 50 km Race
Ithaca, NY, USA
50 km 1,500 m D+ May 30
Trail100kFast & Flat
GRIT 5
Chesterfield Gorge 100 Km Ultra Race
West Chesterfield, MA, USA
100 km May 30
Trail50kFast & Flat
GRIT 2.5
Chesterfield Gorge 50 Km Ultra Race
West Chesterfield, MA, USA
50 km May 30
Trail50miFast & Flat
GRIT 4
Chesterfield Gorge 50 Mile Ultra Race
West Chesterfield, MA, USA
80 km May 30
Trail50kFast & Flat
GRIT 2.5
Cinderella 50 km Spring Trail Run
Oakland, CA, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Coldwater in Your Veins
North Ogden, UT, USA
50 km May 30
Trail50miRolling
GRIT 7.4
Connors Claims 50 Miles Ultra
Stockton, UT, USA
80 km 2,280 m D+ May 30
Trail50kMountain
GRIT 5.9
Connors Claims 50 km Ultra
Stockton, UT, USA
50 km 2,280 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
Dead Cow Gully Backyard Ultra
Nanango, QLD, AUS
50 km May 30
Trail50kFast & Flat
GRIT 2.5
Echo Valley 50 Km Trail Run Sunday
Chelan, WA, USA
50 km May 30
Trail50kRolling
GRIT 4
EcoTrail of Oslo 50 km
Oslo, NOR
50 km 1,026 m D+ May 30
Trail50miRolling
GRIT 7
EcoTrail of Oslo 80 km
Oslo, NOR
80 km 2,000 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
Elsa Chicken Plucker Backyard Ultra
Charleston, IL, USA
50 km May 30
Trail50kFast & Flat
GRIT 2.5
Great Mansfield Outdoors 50km
Mulmur, ON, CAN
50 km May 30
Timed50kFast & Flat
GRIT 2.5
High Noon Showdown
Enoree, SC, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Highland Charity Backyard Ultra Run
Sävsjö, SWE
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Hotfoot Hamster 12 Hour Run
Buckeye, AZ, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Hotfoot Hamster 6 Hour Run
Buckeye, AZ, USA
50 km May 30
Trail50kFast & Flat
GRIT 2.5
Kettlefoot
Mountain City, TN, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Kings Backyard Ultra
Whangarei, NZL
50 km May 30
Trail100kFast & Flat
GRIT 5
Lake To Ocean 100K
Port Mayaka, FL, USA
100 km May 30
Trail50miMountain
GRIT 10
Lofoten Ultra Trail 50 Miles
Vestvågøy, Lofoten, NOR
80 km 4,000 m D+ May 30
Trail50kMountain
GRIT 6.2
Lofoten Ultra Trail Marathon 48km
Vestvågøy, Lofoten, NOR
48 km 2,500 m D+ May 30
Trail50kRolling
GRIT 4.6
Maverick Peak District X-Trail 55km
Bakewell, GBR
55 km 1,210 m D+ May 30
Trail50miRolling
GRIT 6.6
Mohican Trail 50 Mile
Loudonville, OH, USA
80 km 1,710 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
Momentus Backyard Ultra
Monroe, NC, USA
50 km May 30
Trail50kMountain
GRIT 5.7
Mons Ultra Trail - Urubici
Urubici, SC, BRA
50 km 2,139 m D+ May 30
Trail50kMountain
GRIT 7.5
Mountain Ultra Trail by UTMB - MUT 60
George, ZAF
58 km 3,050 m D+ May 30
Trail50miRolling
GRIT 7.3
North Fork 50 Mile Trail Race
Pine, CO, USA
80 km 2,200 m D+ May 30
Trail50kRolling
GRIT 4.5
North Fork 50 km Trail Race
Pine, CO, USA
50 km 1,300 m D+ May 30
Trail50kRolling
GRIT 3.8
Otzberger Wald-und Wiesenultra
Otzberg, DEU
46 km 1,000 m D+ May 30
Trail50kFast & Flat
GRIT 2.5
Pacifico Ultra
Palmdale, CA, USA
50 km May 30
Trail50miRolling
GRIT 8.1
Pedra Grande Ultra Trail Challenge
Atibaia, SP, BRA
80 km 2,750 m D+ May 30
Trail50kRolling
GRIT 4.5
Ridgeway Chase 60k
Tring, GBR
60 km 1,000 m D+ May 30
Trail100kRolling
GRIT 8.8
Roztocze Ultra Race 120km
Krasnobrod, POL
120 km 1,870 m D+ May 30
Trail50kVertical
GRIT 10
Run Comfy Numb Trail Race
Whistler, BC, CAN
50 km 16,831,657 m D+ May 30
Trail50miRolling
GRIT 5.8
Smith Rock Classic 50 Miles
Terrebonne, OR, USA
80 km 1,200 m D+ May 30
Trail50kRolling
GRIT 4.3
Smith Rock Classic 50K
Terrebonne, OR, USA
50 km 1,200 m D+ May 30
Trail50kFast & Flat
GRIT 2.5
Sonoma Coast Trail Runs
Duncans Mills, CA, USA
50 km May 30
Trail50kFast & Flat
GRIT 2.5
Sooke Hills 50k
Sooke, BC, CAN
50 km May 30
Trail50kFast & Flat
GRIT 2.5
Spence Mountain Run
Klamath Falls, OR, USA
50 km May 30
Trail100kFast & Flat
GRIT 5
Sri Chinmoy 100km-Lauf Amsterdam
Amstelveen, NLD
100 km 5 m D+ May 30
Trail50kFast & Flat
GRIT 2.5
Sri Chinmoy 50 km-Lauf Amsterdam
Amstelveen, NLD
50 km 5 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy 6 Hour Race Skopje
Skopje, MKD
50 km May 30
Trail100kFast & Flat
GRIT 5
Sri Chinmoy Self-Transcendence 100km-Lauf Samorin
Samorin, SVK
100 km May 30
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy Self-Transcendence 12-Std.-Lauf Samorin
Samorin, SVK
50 km May 30
Timed50kFast & Flat
GRIT 2.5
Sri Chinmoy Self-Transcendence 6-Std.-Lauf Samorin
Samorin, SVK
50 km May 30
Trail50kMountain
GRIT 6.5
Swiss Canyon Trail 51K
Couvet, CHE
52 km 2,630 m D+ May 30
Trail50kFast & Flat
GRIT 2.4
Taiwan Town and Country - Daya
Daya District, TWN
48 km May 30
Trail50kFast & Flat
GRIT 2.5
The Full Mo 50 km Race
Sheridan, IN, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
The Sticks 12 Hour Races
Norton, KS, USA
50 km May 30
Timed50kFast & Flat
GRIT 2.5
The Sticks 6 Hour Races
Norton, KS, USA
50 km May 30
Trail50miFast & Flat
GRIT 4
The Telford T50 Trail Run
Telford, GBR
80 km May 30
Trail50kFast & Flat
GRIT 2.8
Three Castles 50km
Rochester, Kent, GBR
50 km 200 m D+ May 30
Trail50miMountain
GRIT 7.4
Trail La Planèze
Les Avirons, La Reunion, FRA
61 km 2,931 m D+ May 30
Timed50kFast & Flat
GRIT 2.5
Trail Run Australia - Sunshine Coast 24hr
Landsborough, QLD, AUS
50 km May 30
Trail50miFast & Flat
GRIT 3.2
Tullaroan Ultra
Tullaroan, IRL
63 km May 30
Trail50kFast & Flat
GRIT 2.5
UHUT UtrechtseHeuvelUltratrail - Rhenen Loop
Leersum, NLD
50 km May 30
Trail100kFast & Flat
GRIT 5
UHUT UtrechtseHeuvelUltratrail 100km
Leersum, NLD
100 km May 30
Trail50miFast & Flat
GRIT 3.8
UHUT UtrechtseHeuvelUltratrail 75 km
Leersum, NLD
75 km May 30
Trail100kFast & Flat
GRIT 6.3
Ultra Guaraqueçaba 126k
Guaraquecaba, PR, BRA
126 km May 30
Trail50kFast & Flat
GRIT 2.6
Ultra Guaraqueçaba 52k
Guaraquecaba, PR, BRA
52 km May 30
Trail50miFast & Flat
GRIT 4
Ultra Guaraqueçaba 80k
Guaraquecaba, PR, BRA
80 km May 30
Trail100kFast & Flat
GRIT 5
UltraPark Weekend 100km
Pabianice, POL
100 km 2 m D+ May 30
Timed50kFast & Flat
GRIT 2.7
VAM12
Wijster, NLD
50 km 100 m D+ May 30
Timed50kFast & Flat
GRIT 2.7
VAM8
Wijster, NLD
50 km 100 m D+ May 30
Trail100kFast & Flat
GRIT 5
Wexford Festival of Running
Johnstown Castle, IRL
100 km May 30
Trail50kFast & Flat
GRIT 2.5
Wexford Festival of Running 50k
Johnstown Castle, IRL
50 km May 30
Timed50kFast & Flat
GRIT 2.5
timer ved havet Sæby - open race
Saeby, DNK
50 km May 30
Timed50kFast & Flat
GRIT 2.5
BUFF-CEUS 6h European Cup
Balatonfüred, HUN
50 km May 31
Trail50kFast & Flat
GRIT 2.9
Neckarlauf 1. Etappe Villingen-Schwenningen - Sulz-Mühlheim
Villingen-Schwenningen, DEU
57 km May 31
Trail50kRolling
GRIT 4.8
Norn Iron 100 Mini
Dungiven, GBR
60 km 1,220 m D+ May 31
Trail50miFast & Flat
GRIT 4.1
Rotvollfjæra Frontyard Ultra
Trondheim, NOR
81 km 41 m D+ May 31
Trail50kFast & Flat
GRIT 2.4
Ruddy Rothwells Cakeathon
Leeds, GBR
48 km May 31
TrailmarathonMountain
GRIT 5
SN Trail Run
Spoleto (PG), ITA
45 km 1,800 m D+ May 31
Timed50kFast & Flat
GRIT 2.5
Stundenlauf in Weesenstein
Weesenstein, DEU
50 km 1 m D+ May 31
Trail50kFast & Flat
GRIT 2.5
UHUT UtrechtseHeuvelUltratrail - Doorn Loop
Leersum, NLD
50 km May 31
Trail50miRolling
GRIT 6.3
Urwaldsteig-Ultratrail
Waldeck, DEU
66 km 2,000 m D+ May 31
Trail50kMountain
GRIT 5.7
Xtratrail Lavaux
Lutry, CHE
50 km 2,110 m D+ May 31
Trail50kFast & Flat
GRIT 2.4
Neckarlauf 2. Etappe Sulz-Mühlheim - Tübingen
Sulz-Mühlheim, DEU
48 km Jun 1
Trail50kRolling
GRIT 3.9
km di Pantelleria
Pantelleria, ITA
50 km 900 m D+ Jun 1
Trail50kFast & Flat
GRIT 2.6
Neckarlauf 3. Etappe Tübingen - Lichtenwald
Tübingen, DEU
51 km Jun 2
Trail50miFast & Flat
GRIT 3.3
Neckarlauf 4. Etappe Lichtenwald - Besigheim
Lichtenwald, DEU
65 km Jun 3
Trail100kFast & Flat
GRIT 5
IronHike Series - Spring 26
Cornwall, CT, USA
99 km Jun 4
Trail50kFast & Flat
GRIT 2.4
Neckarlauf 5. Etappe Besigheim - Gundelsheim
Besigheim, DEU
48 km Jun 4
Trail200mi+Fast & Flat
GRIT 10
Ultra do Vulcão 350km
Poços de Caldas, MG, BRA
350 km Jun 4
Trail50kFast & Flat
GRIT 2.3
Vom See zum Schloss Ultramarathon
Münster, DEU
46 km Jun 4
Trail100kMountain
GRIT 10
Base Ultra 100km
Ibicoara, Ba, BRA
100 km 3,950 m D+ Jun 5
Trail50miRolling
GRIT 7.6
Bieg Rzeźnika
Cisna, POL
84 km 2,250 m D+ Jun 5
Timed50kFast & Flat
GRIT 2.5
Cursores Backyard Ultra
Maarianhaminan, FIN
50 km Jun 5
Timed50kFast & Flat
GRIT 2.5
Jernbruket Backyard Ultra
Floda, SWE
50 km Jun 5
Trail100kFast & Flat
GRIT 5
MoMoFo 100k
Martinsville, USA
100 km Jun 5
Trail50kFast & Flat
GRIT 2.8
Neckarlauf 6. Etappe Gundelsheim - Neckargemünd-Dilsberg
Gundelsheim, DEU
56 km Jun 5
Timed50kFast & Flat
GRIT 3.4
Neveresting Hafjell, 36h
Hafjell, NOR
50 km 590 m D+ Jun 5
Timed50kFast & Flat
GRIT 2.5
Tsalteshi Backyard Ultra
Soldotna, AK, USA
50 km Jun 5
Trail100kFast & Flat
GRIT 5
Ultra do Vulcão 100km
Poços de Caldas, MG, BRA
100 km Jun 5
Timed50kFast & Flat
GRIT 2.6
Westerwälder Backyard-Ultra
Höchstenbach, DEU
50 km 71 m D+ Jun 5
Timed50kFast & Flat
GRIT 2.7
Alaska Endurance 6 Hour Trail Run
Fairbanks, AK, USA
50 km 130 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.6
Backyard Ultra Piekiełki
Starogard Gdanski, POL
50 km 90 m D+ Jun 6
Trail50kMountain
GRIT 6.6
Base Ultra 60km
Ibicoara, Ba, BRA
60 km 2,398 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
Bashore Bash 12 Hr
Jonestown, PA, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Bashore Bash 6 Hr
Jonestown, PA, USA
50 km Jun 6
Trail100miFast & Flat
GRIT 8.1
Cape2Cape Ultra Marathon 100mi
Augusta, WA, AUS
161 km Jun 6
Trail50miFast & Flat
GRIT 4
Cape2Cape Ultra Marathon 50mi
Augusta, WA, AUS
80 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Coffs Backyard Ultra
Coffs Harbour, NSW, AUS
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Crater 50km Trail Run - Driftless Discovery
Decorah, IA, USA
50 km Jun 6
Trail50miFast & Flat
GRIT 4
Dam Yeti 50 Mile Race
Damascus, VA, USA
80 km Jun 6
Trail50kFast & Flat
GRIT 2.8
Dam Yeti 55 km Race
Damascus, VA, USA
55 km Jun 6
Trail50kFast & Flat
GRIT 2.6
Dartmoor Discovery 32 Mile Ultra
Princetown, GBR
51 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Death by Staircase 12hr
Moreau, NY, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Death by Staircase 6hr
Moreau, NY, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Elijah Bristow 12 Hour Night Run
Eugene, OR, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Elijah Bristow 12 Hour Run
Eugene, OR, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Elijah Bristow 6 Hour Run
Eugene, OR, USA
50 km Jun 6
Trail50miVertical
GRIT 10
Endurancelife Classic Quarter
Lizard Point, GBR
71 km 5,530 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
FANS 12 Hour Run
Minneapolis, MN, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
FANS 12 Hour Run Walk
Minneapolis, MN, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
FANS 6 Hour Run
Minneapolis, MN, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Granbäcken Backyard 12 timmar
Borås, SWE
50 km Jun 6
Trail50kFast & Flat
GRIT 2.7
Hengill Ultra 53k
Hveragerði, ISL
53 km Jun 6
Trail50kMountain
GRIT 6.8
Hochkönig Ultraks - HK48
Maria Alm, AUT
48 km 2,940 m D+ Jun 6
Trail50miMountain
GRIT 9.8
Hochkönig Ultraks - HK70
Maria Alm, AUT
72 km 4,150 m D+ Jun 6
Trail50miFast & Flat
GRIT 4
Huron 50
Grass Lake, MI, USA
80 km Jun 6
Timed50kFast & Flat
GRIT 2.8
Jenaer Backyard Ultra
Jena, Cospeda, DEU
50 km 194 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
Jurassic Ultramarathon 12horas
Santa Barbara D'Oeste, SP, BRA
50 km Jun 6
Trail50miMountain
GRIT 8
Kua Ultra
Storvik, NOR
70 km 3,000 m D+ Jun 6
Trail100kFast & Flat
GRIT 5
La Ultra di Saronno - 100 km
Saronno, ITA
100 km Jun 6
Timed50kFast & Flat
GRIT 2.5
La Ultra di Saronno - 24h
Saronno, ITA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Lake Tye Challenge - 12h
Monroe, WA, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Lake Tye Challenge - 6h
Monroe, WA, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Lierskogen 6-timers
Lierskogen, NOR
50 km 2 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Linie1629ultra
Vught, NLD
50 km Jun 6
Trail50kRolling
GRIT 3.7
Lochalsh Dirty 30mi
Glenelg, GBR
48 km 850 m D+ Jun 6
Trail50miMountain
GRIT 6.9
Lysefjorden Inn Ultramarathon
Forsand, NOR
62 km 2,500 m D+ Jun 6
Trail50miVertical
GRIT 10
Maces Hideout 50 Mile Race
Beulah, CO, USA
80 km 6,900 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
Marsh Peak Madness
Lapoint, UT, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Metahqua 24
Chillicothe, OH, USA
50 km Jun 6
Trail50miFast & Flat
GRIT 4.2
Mourne Way Ultra Marathon 84km
Rostrevor, Co Down, GBR
84 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Mt. Umunhum Ultras - 50 km
San Jose, California, USA
50 km Jun 6
Trail50kFast & Flat
GRIT 2.4
Neckarlauf 7. Etappe Neckargemünd-Dilsberg - Mannheim-Sandhofen
Neckargemünd-Dilsberg, DEU
47 km Jun 6
Timed50kFast & Flat
GRIT 3.4
Neveresting Hafjell, 12h
Hafjell, NOR
50 km 590 m D+ Jun 6
Trail50kRolling
GRIT 4.1
North Leeds Skyline
Otley, GBR
51 km 1,000 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Orcas Island 50k
Olga, WA, USA
50 km Jun 6
Trail50miFast & Flat
GRIT 5.4
PCT 50 Mile Trail Run
Pine Valley, CA, USA
80 km 900 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Pace the Pyrenees
Beaufort, AUS
50 km Jun 6
Trail50miFast & Flat
GRIT 4
Pembrokeshire Coastal 50 Mile Ultra
Porthgain, GBR
80 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Pembrokeshire Coastal 50 k Ultra
St. David's, GBR
50 km Jun 6
Trail100kFast & Flat
GRIT 5.1
Peura Trail 102km
Reisjärvi, FIN
102 km Jun 6
Trail50kFast & Flat
GRIT 2.6
Peura Trail 51km
Reisjärvi, FIN
51 km Jun 6
Trail100kFast & Flat
GRIT 5
Phuket 100K Ultra Marathon
Mai khao Talang Phuket, THA
100 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Portumna 50km Ultramarathon
Portumna, IRL
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Ridge to Rails 50k
Old Fort, NC, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.6
Risinge Backyard Ultra
Risinge Nyadal, Åryd, SWE
50 km 85 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Rock River Canyon 50K
Munising, MI, USA
50 km Jun 6
Trail50miFast & Flat
GRIT 4
Rose Canyon Ultra
Herriman, UT, USA
80 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Rönninge 6h
Rönninge, SWE
50 km Jun 6
Trail50miFast & Flat
GRIT 3.1
Sawmill 35 Mile Race
Mount Charleston, NV, USA
62 km Jun 6
Trail50kVertical
GRIT 9.6
Scafell Sky Ultra
Great Langdale, GBR
60 km 4,400 m D+ Jun 6
Trail50kMountain
GRIT 6.4
Scout Mountain 50 Km Ultra Trail
Pocatello, ID, USA
50 km 2,600 m D+ Jun 6
Trail50miVertical
GRIT 10
Scout Mountain 50 Miles Ultra Trail
Pocatello, ID, USA
80 km 23,900 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
Sharlie Shuffle 12 Hour Run
McCall, ID, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Sharlie Shuffle 6 Hour Run
McCall, ID, USA
50 km Jun 6
Trail50kMountain
GRIT 6.1
Sognefjord Trail Run 50k
Kaupanger, NOR
50 km 2,400 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Summer Sasquatch 50K
Lore City, OH, USA
50 km Jun 6
Trail100kFast & Flat
GRIT 5
Taiwania 100 Ultra Trail
Datong Township, TWN
100 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Taiwania 50 Ultra Trail
Datong Township, TWN
50 km Jun 6
Trail50miMountain
GRIT 9
Taiwania 80 Ultra Trail
Datong Township, TWN
75 km 3,502 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.5
Texoma Challenge
Denison, USA
50 km Jun 6
Trail100kFast & Flat
GRIT 5
The Great Divide Ultra 100km
Divide, CO, USA
100 km Jun 6
Trail50kFast & Flat
GRIT 2.5
The Great Divide Ultra Night Run
Divide, CO, USA
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
The Great Divide Ultra Saturday Run
Divide, CO, USA
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
The Kan 50km
Spokane, WA, USA
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
The Llangollen 50K
Llangollen, GBR
50 km Jun 6
Trail50kRolling
GRIT 5
The Longest Day 50km
Spa, BEL
50 km 1,680 m D+ Jun 6
Trail50miMountain
GRIT 7.8
The Vogum - Vale of Glamorgan Ultra Marathon
Porthcawl, GBR
64 km 3,050 m D+ Jun 6
Timed50kFast & Flat
GRIT 2.5
Three Sisters Ultra Festival 12 Hour Run
Maryville, TN, USA
50 km Jun 6
Timed50kFast & Flat
GRIT 2.5
Three Sisters Ultra Festival 6 Hour Run
Maryville, TN, USA
50 km Jun 6
Trail50kRolling
GRIT 6
Thunersee Ultramarathon
Thun, CHE
60 km 2,000 m D+ Jun 6
Trail100kRolling
GRIT 9.7
Trail Godefroy Bouillon
Bouillon, BEL
100 km 3,100 m D+ Jun 6
Trail50kRolling
GRIT 5.4
Trail Godefroy Bouillon TGB 50
Bouillon, BEL
53 km 1,840 m D+ Jun 6
Trail50miRolling
GRIT 7.5
Trail Godefroy Bouillon TGB 75
Bouillon, BEL
75 km 2,500 m D+ Jun 6
Trail50kMountain
GRIT 5.5
Trail La Clinique Du Coureur
Lac-Beauport, QC, CAN
50 km 2,000 m D+ Jun 6
Trail50kMountain
GRIT 9
Trail MontanAspe - Raid Aspois
Bedous, FRA
60 km 4,000 m D+ Jun 6
Trail50kMountain
GRIT 7.2
Tsunami Ultra
Westward Ho!, GBR
60 km 2,780 m D+ Jun 6
Trail100kFast & Flat
GRIT 5
Ultra 100km BA-052
Novo Mundo, BA, BRA
100 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Ultra 100km BA-052 50km
Novo Mundo, BA, BRA
50 km Jun 6
Trail50miFast & Flat
GRIT 3.8
Ultra 100km BA-052 85km
Novo Mundo, BA, BRA
75 km Jun 6
Trail50miMountain
GRIT 10
Ultra Marathon Babia Gora - 6 x Babia Gora
Lipnica Wielka, POL
75 km 5,200 m D+ Jun 6
Trail50kMountain
GRIT 8.5
Ultra Marathon Babia Góra - 4 x Babia Gora
Lipnica Wielka, POL
55 km 3,800 m D+ Jun 6
Trail50miFast & Flat
GRIT 4.5
Ultra Scotland 50
Saint John's Town of Dalry, GBR
90 km Jun 6
Trail50kFast & Flat
GRIT 2.6
Ultra do Vulcão 52km
Poços de Caldas, MG, BRA
52 km Jun 6
Trail50kFast & Flat
GRIT 2.5
Vashon Ultramarathon 50k
Vashon Island, WA, USA
50 km Jun 6
Trail50kFast & Flat
GRIT 2.5
War Eagle 50K
Rogers, AR, USA
50 km Jun 6
Trail50miMountain
GRIT 7.4
XV Los Montes de Vitoria - Gasteizko Mendiak
Uribarri-Jauregi, ESP
63 km 2,848 m D+ Jun 6
Trail50kFast & Flat
GRIT 2.7
BigSea Ultramarathon
Swanage, GBR
54 km Jun 7
Trail50kFast & Flat
GRIT 2.5
Hiawatha Trail Run
Taft, MT, USA
50 km Jun 7
Timed50kFast & Flat
GRIT 2.5
La Ultra di Saronno - 6h
Saronno, ITA
50 km Jun 7
Trail50kRolling
GRIT 5
Schnadegang Rund um Lüdenscheid
Schalksmühle, DEU
55 km 1,500 m D+ Jun 7
Trail50kFast & Flat
GRIT 2.5
Storm the Woods - Mason Run at Chester Woods
Rochester, MN, USA
50 km Jun 7
Trail50kFast & Flat
GRIT 2.5
The Great Divide Ultra Sunday Run
Divide, CO, USA
50 km Jun 7
Trail50kRolling
GRIT 4.4
Vestfold Historic Ultra Trail (VHUT) 50km
Våle, NOR
50 km 1,250 m D+ Jun 7
Trail50kFast & Flat
GRIT 2.9
Jahre - 50 km: auf meinen Spuren durch Halle
Halle (Saale), DEU
50 km 250 m D+ Jun 11