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850 races across 3 months

April

16 Apr MTC Gelert Trail trail 76km Barmouth, GBR 17 Apr MTC Pendragon Trail trail 74km Llanidloes, GBR 17 Apr RUN4Kids 12 Hour Race Timed trail 50km Corona, CA, USA 17 Apr RUN4Kids 6 Hour Race Timed trail 50km Corona, CA, USA 17 Apr Tyresö Extreme Challenge (TEC) - 200 miles Trail trail 322km / 200mi Tyresö, SWE ↑7,042m 17 Apr Tyresö Extreme Challenge (TEC) - Backyard Timed trail 50km Tyresö, SWE ↑170m 18 Apr Alum Creek Trail Race Timed trail 50km Lewis Center, OH, USA 18 Apr Backyard Ultra - 100km Challange Timed trail 50km Trondheim, NOR 18 Apr Beast of the Beacons 40mi Trail trail 64km Talybont on Usk, GBR 18 Apr Capitan Mountain 34 Hour Timed trail 50km Capitan, NM, USA 18 Apr Capitol Peak 50 Miler Trail trail 80km Olympia, WA, USA 18 Apr Cedro Peak 50 Km Ultramarathon Trail trail 50km Tijeras, NM, USA 18 Apr Chiltern Ridge Classic 50K Trail trail 50km Berkhamsted, GBR 18 Apr Cottontail 12 Hour Race Timed trail 50km Seattle, WA, USA ↑131m 18 Apr Cottontail 6 Hour Race Timed trail 50km Seattle, WA, USA ↑131m 18 Apr Coyote 50 Mile Trail Run Trail trail 80km Cleburne, TX, USA 18 Apr Coyote 50 km Trail Run Trail trail 50km Cleburne, TX, USA 18 Apr Devon Coast To Coast Ultra 75km Trail trail 75km Wembury, GBR ↑1,787m 18 Apr Double Top 50 km Trail trail 50km Chatsworth, GA, USA ↑1,500m 18 Apr Earth Day 50k Trail trail 50km Crystal Lake, IL, USA 18 Apr Fondren Urban Ultra Timed trail 50km Jackson, MS, USA 18 Apr Froggy Mountain Sweet Sixteen 50K Trail trail 50km Galax, VA, USA 18 Apr Funest 50k Trail trail 50km Mulberry, FL, USA 18 Apr Goathland V Trigs Ultra Challenge Trail trail 60km Goathland, GBR 18 Apr Gunpowder Keg Ultra Trail trail 50km Parkton, MD, USA 18 Apr Heroes - ShueiJinJiou 100Km Trail trail 101km / 63mi Ruifang District, TWN ↑2,950m 18 Apr Heroes - ShueiJinJiou 50Km Trail trail 49.7km Ruifang District, TWN ↑1,416m 18 Apr Jaraguá SkyMarathon Trail trail 52km Jaragua do Sul, SC, BRA ↑3,536m 18 Apr Kaarina Track Ultra 6h Timed trail 50km Kaarina, FIN 18 Apr Kalmar Backyard Ultra Backyard trail 50km Kalmar, SWE ↑57m 18 Apr Knallens Backyard Ultra Backyard trail 50km Borås, SWE ↑47m 18 Apr Košice-Miskolc Ultramarathon Trail trail 116km / 72mi Kasssa, Košický kraj, HUN 18 Apr Kungsörs Backyard Ultra 12h Timed trail 50km Lockmora, SWE 18 Apr La Diagonale des Yvelines 103km Trail trail 103km / 64mi Breuil-Bois-Robert, FRA 18 Apr La Diagonale des Yvelines 50km Trail trail 50km Les etangs de Hollande, FRA 18 Apr La Diagonale des Yvelines 80km Trail trail 80km Béhoust, FRA 18 Apr Lakes Mountain 40 Trail trail 64km Askham, GBR 18 Apr Loop Til You Drop – Delapre Abbey Timed trail 50km Northampton, GBR 18 Apr Loud Thunder 50 Mile Race Trail trail 80km Illinois City, IL, USA 18 Apr Loud Thunder 50 km Race Trail trail 50km Illinois City, IL, USA 18 Apr MTC Afanc Trail trail 64km Glasbury, GBR 18 Apr Mendocino Coast 50K Ultra Trail Run Trail trail 50km Mendocino, CA, USA 18 Apr Ouachita Trail 50 Mile Trail trail 80km Little Rock, AR, USA 18 Apr Ouachita Trail 50 km Trail trail 50km Little Rock, AR, USA 18 Apr Outlands Trail trail 80km Pilot Hill, CA, USA 18 Apr Peak District Birthday Bash Trail trail 70km Castleton, GBR 18 Apr Red Rocks of Sedona East Side The VUE 34 Miles Trail trail 55km Sedona, AZ, USA 18 Apr Red Rocks of Sedona East Side The VUE 50 Miles Trail trail 80km Sedona, AZ, USA 18 Apr Rock The Trail Trail trail 45km Uppsala, SWE 18 Apr Run to Remember Trail trail 50km Sykesville, MD, USA 18 Apr Run with the Goats 50km - Beer Trail trail 50km Kennewick, WA, USA 18 Apr Run with the Goats 50km - Light Trail trail 50km Kennewick, WA, USA 18 Apr Run with the Goats 50km - Sober Trail trail 50km Kennewick, WA, USA 18 Apr Runforestrun Hart van Drenthe Trail trail 50km Ellertshaar, NLD 18 Apr Rureifel-Trail 44+ Trail trail 46km Nideggen, DEU 18 Apr Rureifel-Trail 77 Trail trail 77km Nideggen, DEU 18 Apr Sandnes Ultratrail Trail trail 80km Sandnes, NOR 18 Apr Shore2Shore Trail Race Trail trail 50km East Islip, NY, USA 18 Apr Spitfire Ultra Trail Challenge Trail trail 55km Menan, ID, USA 18 Apr Steinfelder 50 KM Ultramarathon Trail trail 50km Steinfeld, DEU 18 Apr Sthlml Trail Marathon - 45km Trail trail 45.6km Flatenbadet, Stockholm, SWE ↑1,743m 18 Apr Storm the Park Trail trail 50km Altura, MN, USA 18 Apr Søvind Hal-maraton Timed trail 50km Søvindhallen, DNK 18 Apr The 12 Hour Lions Roar Trail Race Timed trail 50km Columbia, MO, USA 18 Apr The 6 Hour Lions Roar Trail Race Timed trail 50km Columbia, MO, USA 18 Apr The Foxtail Hundred 50km Rail Trail Race Trail trail 50km Dundas, ON, CAN 18 Apr Tjust Trail Run Trail trail 46km Västervik, SWE ↑1,462m 18 Apr Toughest N’ Texas Trail Runs 50K Trail trail 50km Waco, TX, USA 18 Apr Traprock 50k Ultramarathon Trail trail 50km Bloomfield, CT, USA 18 Apr Tshwane North Ultra Trail trail 50km Pretoria, ZAF 18 Apr Tuscany Crossing TC53K Trail trail 53km Castiglione d'Orcia (SI), ITA 18 Apr Tyresö Extreme Challenge (TEC) - 100 miles Trail trail 161km / 100mi Tyresö, SWE ↑3,525m 18 Apr Tyresö Extreme Challenge (TEC) - 50 miles Trail trail 80km Tyresö, SWE ↑1,744m 18 Apr UFOREA Daytime stage trail 50km Troy, NC, USA 18 Apr UFOREANighttime Trail trail 50km Troy, NC, USA 18 Apr ULTRA SANTA MARIA – DESAFIO IMEMBUÍ Timed trail 50km Santa Maria, RS, BRA 18 Apr Ultra X Spring Trail Series 110km Trail trail 110km / 68mi Haslemere, GBR 18 Apr Ultra X Spring Trail Series 50km Trail trail 50km Haslemere, GBR 18 Apr Ultra X Spring Trail Series 50mi Trail trail 80km Haslemere, GBR 18 Apr VII. 6 godzin pełnej MOCY Timed trail 50km Warszawa, POL 18 Apr Viborg 100 km Trail trail 100km / 62mi Viborg, DNK 18 Apr Viborg 50km Trail trail 50km Viborg, DNK 18 Apr West Texas 50km Ultra Trail trail 50km Fritch, TX, USA 18 Apr West Texas 50mi Ultra Trail trail 80km Fritch, TX, USA 18 Apr Woodside Purisima Creek Crossover Trail trail 50km Redwood City, CA, USA 18 Apr X Im!possible Backyard Ultra Timed trail 50km Zürich, CHE 18 Apr Zane Grey 50 Miles Endurance Run Trail trail 80km Pine, AZ, USA 18 Apr Österlen Spring Trail - ÖST Ultra 60k Trail trail 60km Simrishamn, SWE ↑945m 19 Apr 6 ore del Mediterraneo Timed trail 50km Licata, ITA 19 Apr Connemara Int. Ultramarathon Trail trail 63.5km Recess, IRL 19 Apr Leenderbos Ultra Trail Trail trail 50km Leende, NLD ↑135m 19 Apr Long Creek Trail Run Trail trail 60km Virginia Beach, VA, USA 19 Apr MTC Draig Goch Trail trail 56km Merthyr Tydfil, GBR 19 Apr Maroondah Dam Trail Run Trail trail 50km Healesville, VIC, AUS 19 Apr Neskollen Backyard Timed trail 50km Neskollen, NOR 19 Apr Palmas RAP Backyard Timed trail 50km Palmas, TO, BRA 19 Apr Spokane River Run 50K Trail trail 50km Spokane, WA, USA 19 Apr TARC Dont Run Boston (DRB) 50 Miles Trail trail 80km Milton, MA, USA ↑1,900m 19 Apr TARC Dont Run Boston (DRB) 50K Split Trail trail 50km Milton, MA, USA ↑1,500m 19 Apr Tyresö Extreme Challenge (TEC) - MiniUltra 46K Trail trail 46km Tyresö, SWE ↑1,026m 19 Apr Ultra Maratona GBC Trail Run – 55K Trail trail 55km Botucatu, SP, BRA 22 Apr Les 6h de Dury Timed trail 50km Dury, FRA 24 Apr Backyard Infinity Trail Hossegor Timed trail 50km Hossegor, FRA 24 Apr Feral Mountain Trail trail 161km / 100mi Ellijay, GA, USA 24 Apr SchluBUT@night Trail trail 50km Kassel, DEU 25 Apr Altar Nutrition 100K Trail trail 100km / 62mi Avondale, IRL ↑1,540m 25 Apr Altar Nutrition 50K Trail trail 50km Avondale, IRL ↑780m 25 Apr Austria Backyard Ultra - Amstetten-Forstheide Timed trail 50km Amstetten, AUT 25 Apr Backyard La via Francigena Timed trail 50km Ponte a Rigo, ITA 25 Apr Backyard Ultra TriCity Timed trail 50km Gdansk, POL ↑70m 25 Apr Beecraigs Backyard Ultra Timed trail 50km Linlithgow, GBR 25 Apr Beyond Newcastle Trail trail 55km Newcastle upon Tyne, GBR 25 Apr Billingen Trail Marathon Trail trail 47km Skövde, SWE ↑1,086m 25 Apr Bronze Dragonfly 12 Hour Ultra Day Timed trail 50km Savannah, GA, USA 25 Apr Bronze Dragonfly 6 Hour Ultra Timed trail 50km Savannah, GA, USA 25 Apr Calderdale Way Ultra 30mi Trail trail 48km Brighouse, GBR 25 Apr Calderdale Way Ultra 50mi Trail trail 80km Heptonstall, GBR 25 Apr Cheyenne Mountain Trail Race Trail trail 50km Colorado Springs, CO, USA 25 Apr Chippewa Moraine 50km Ultra Marathon Trail trail 50km New Auburn, WI, USA 25 Apr Coopers Rock Trail Run 50km Trail trail 50km Morgantown, WV, USA 25 Apr DG24h - 12h Timed trail 50km Dabrowa Gornicza, POL 25 Apr DG24h - 6h Timed trail 50km Dabrowa Gornicza, POL 25 Apr Desert Wolf 100km Trail trail 100km / 62mi Johnson City, TX, USA 25 Apr Desert Wolf 50km Trail trail 50km Johnson City, TX, USA 25 Apr Devil o the Highlands Footrace Trail trail 68km Tyndrum, GBR 25 Apr Donut Run M.t Huoyan Trail trail 46.9km Sanyi Township, TWN 25 Apr Endurancelife Pembrokeshire Ultra Trail trail 55km Little Haven, GBR 25 Apr Falling Water Ultras 100 km Trail trail 100km / 62mi New River Gorge National Park, WV, USA 25 Apr Falling Water Ultras 50 km Trail trail 50km New River Gorge National Park, WV, USA 25 Apr Fault Line Ultra 100mi Trail trail 161km / 100mi Wellington, NZL ↑48,084,807m 25 Apr Finnsjön 100 - 100km Trail trail 100km / 62mi Mölnlycke, SWE ↑2,454m 25 Apr Finnsjön 100 - 50km Trail trail 50km Mölnlycke, SWE ↑280m 25 Apr Forth Ultra Trail trail 71km Falkirk, GBR 25 Apr Frisco Railroad 50 Km Run Trail trail 50km Willard, MO, USA 25 Apr Frisco Railroad 50 Mile Run Trail trail 80km Willard, MO, USA 25 Apr GHO Endurance Challenge Timed trail 50km Jonesboro, TN, USA 25 Apr Grand Raid Ventoux by UTMB - 50K Trail trail 49km Malaucene, FRA 25 Apr Hells Dells Trail trail 50km Prescott, AZ, USA 25 Apr Ith-Hils-Ultratrail Trail trail 81km Salzhemmendorf, DEU 25 Apr Julsø Ultra 50mi Trail trail 80km Silkeborg, DNK 25 Apr Julsø Ultra 60km Trail trail 60km Silkeborg, DNK 25 Apr Las Virgenes Canyon Ultra Trail Races Trail trail 100km / 62mi Los Angeles (West Hills), CA, USA 25 Apr Legends Backyard Ultra Timed trail 50km Retie, BEL 25 Apr Lomma Backyard Ultra Timed trail 50km Lomma, SWE 25 Apr Loskop Ultra Marathon 50km Trail trail 50km Middelburg, ZAF ↑545m 25 Apr MRC Finspång Loop Trail Ultra Trail trail 50km Bönernbadet, Finspång, SWE ↑2,216m 25 Apr Machete Trail Madness 100km Trail trail 100km / 62mi Perris, CA, USA 25 Apr Machete Trail Madness 50km Trail trail 50km Perris, CA, USA 25 Apr Mile 0 Flint Hills Trail Race Trail trail 50km Osawatomie, KS, USA 25 Apr Monbrec Canal 40 Mile Race (MBCR) Trail trail 64km Malpas, GBR 25 Apr Munkastigen Trailrun Trail trail 42.3km Laxå, SWE ↑685m 25 Apr Mustavuori Uphill Challenge 6h Timed trail 50km Tampere, FIN 25 Apr Mustavuori Uphill Challenge 8h Timed trail 50km Tampere, FIN 25 Apr No bad weather Timed trail 50km Hoverberg, Svenstavik, SWE 25 Apr North Wales 100km Trail trail 100km / 62mi Prestatyn, GBR 25 Apr North Wales 50km Trail trail 53km Prestatyn, GBR 25 Apr On the Dam Trail 34 Mile Trail Race Trail trail 55km Hooversville, PA, USA 25 Apr Pick Your Poison 50K Trail Run Trail trail 50km Barrie, ON, CAN 25 Apr Pieniny Ultra Trail Trail trail 44km Szczawnica, POL 25 Apr Promise Land 50K++ Trail trail 50km Bedford, VA, USA ↑2,500m 25 Apr Royal Canal Run Longford Ultra Trail trail 53km Longford, IRL 25 Apr Royal Gorge Groove Trail trail 50km Canon City, CO, USA 25 Apr Røyse Ultra Trail trail 80km Røyse, NOR 25 Apr SOBVL - Wuhlheider 12 Stundenlauf Timed trail 50km Berlin, DEU 25 Apr Schuylkill River 50k Trail trail 50km Mont Clare, PA, USA 25 Apr Skunk Ape 50 Mile Endurance Run Trail trail 80km Ocala, FL, USA 25 Apr Sunrise Scramble Timed trail 50km Glendo, WY, USA 25 Apr TARC Spring Classic 50 km Trail trail 50km Weston, MA, USA 25 Apr The Canyons Endurance 50 Km Run Trail trail 50km Auburn, CA, USA 25 Apr The Firefly Trail Run Timed trail 50km Hendersonville, NC, USA 25 Apr The GUMBY Last One Standing Timed trail 50km Coree, ACT, AUS ↑167m 25 Apr The Medieval Backyard Ultra Timed trail 50km Penarth, GBR 25 Apr The Trail Marathon 50K - Trail Weekend Trail trail 50km Pinckney, MI, USA 25 Apr Total Coastal Ultra Trail trail 50km Kingswear, GBR 25 Apr Trail du Pays des Châteaux Trail trail 63km Maslives, FRA 25 Apr Troublesome Hollow 50K Trail trail 50km Bristol, VA, USA 25 Apr Ultra Trail Drakensberg - Giant’s Cup Uncut (GCU 62) Trail trail 65km Himeville, KZN, ZAF ↑2,400m 25 Apr Ultra Wysoczyzna - Ryk Jelenia Trail trail 103km / 64mi Elblag, POL 25 Apr Ultra Wysoczyzna - Wycie wilka Trail trail 54km Elblag, POL 25 Apr Ultratrail Fränkische Schweiz 66km Trail trail 66km Ebermannstadt, DEU ↑2,700m 25 Apr VXO Ultrafest - VXO24h Timed trail 50km Växjö, SWE ↑1m 25 Apr Wawayanda 100km Trail trail 100km / 62mi Hewitt, NJ, USA 25 Apr Wawayanda 50km Trail trail 50km Hewitt, NJ, USA 25 Apr Wawayanda 50mi Trail trail 80km Hewitt, NJ, USA 25 Apr Weiser River Trail Trail trail 50km Boise, ID, USA 25 Apr Wold Rangers Way Ultra Trail trail 50km Tibthorpe, GBR 25 Apr x Kopa - Petrovicka Setka Trail trail 102km / 63mi Pokrzywna, POL 25 Apr x Kopa - Ultramaraton Górski Trail trail 63km Pokrzywna, POL 26 Apr Eastnor Castle Backyard 8h Timed trail 50km Eastnor, GBR 26 Apr Fault Line Ultra 50km Trail trail 50km Wellington, NZL ↑16,071,447m 26 Apr I Double Ogg Dare You 6HR run Timed trail 50km Shawnee, KS, USA 26 Apr New Store Old Street Ultra Run Trail trail 53.5km Shitan Township, TWN 26 Apr Pingyang The Red Army Historic Trail Trail trail 62km Wenzhou City, CHN 26 Apr Prince Mangosuthu Ultra Marathon Trail trail 52km Nquthu, KZN, ZAF 26 Apr Run Guizhou Mountain Race - Tongzi Trail trail 52km Tongzi County, CHN ↑2,910m 26 Apr Shropshire Way 80k Trail trail 80km Craven Arms, GBR 26 Apr The GUMBaby Trail trail 53.6km Coree, ACT, AUS ↑167m 26 Apr VXO Ultrafest - VXO100k (Svenskt Mästerskap) Trail trail 100km / 62mi Växjö, SWE ↑271m 26 Apr Yangchun Jilongding Azalea Trail running race Trail trail 50km Yangchun City, CHN ↑2,742m 27 Apr Fault Line Ultra 100km Trail trail 100km / 62mi Wellington, NZL ↑29,663,315m

May

1 May BRLos Itupeva Timed trail 50km Itupeva, SP, BRA 1 May Biri Backyard ultra 50M Timed trail 50km Biri, NOR 1 May Bocaina Park Trail 70km Trail trail 70km Araxa, MG, BRA ↑3,217m 1 May Heim Front Yard Timed trail 50km Kyrksæterøra, NOR 1 May Ikara Ultra - 100mi Trail trail 161km / 100mi Flinders Ranges, SA, AUS 1 May L.A.T Legends Ardennes Trail - La Saint Remacle Ultra Trail trail 195km / 121mi Ocquier, BEL 1 May Mayday Ultra Trail trail 50km Langenhagen/Kaltenweide, DEU 1 May Otzberger Waldultra (1.SDHU) Trail trail 45km Otzberg, DEU ↑1,350m 1 May Sowi BackYard Ultra Timed trail 50km Bielawa, POL 1 May Ultramarathon 100km Trail trail 100km / 62mi Valenca, RJ, BRA 1 May Ultramarathon 160km Trail trail 160km / 99mi Valenca, RJ, BRA 1 May Ultramarathon 230km Trail trail 230km / 143mi Valenca, RJ, BRA 1 May Winter Bay Backyard Ultra Backyard trail 50km Liljeholmen, Stockholm, SWE ↑72m 2 May Belgian Front Memorial Trail Trail trail 101km / 63mi Mesen, BEL 2 May Big A 50K Trail Race Trail trail 50km York, ME, USA 2 May Bocaina Park Trail 45km Trail trail 45km Araxa, MG, BRA ↑2,344m 2 May Carolina Thread Timed trail 50km Lancaster, SC, USA 2 May Collegiate Peaks 50 Miles Trail trail 83km Buena Vista, CO, USA 2 May Diverge Skyruns 50km Trail trail 50km Queenstown, TAS, AUS 2 May Farm Park Challenge - 10 Hour Run Timed trail 50km Derwood, MD, USA 2 May Farm Park Challenge - 6 Hour Run Timed trail 50km Derwood, MD, USA 2 May Flora-Westfalica Ultramarathon Trail trail 50km Rheda-Wiedenbrück, DEU ↑10m 2 May Folsom Lake Trail Run - Spring 50K Trail trail 50km Folsom, CA, USA 2 May Fra Grænsen til Grenen Etappe 1 Trail trail 46km Kupfermühle, DNK 2 May Great Barrier Reef GBR100 & GBR60 Trail trail 50km Cairns, QLD, AUS ↑400m 2 May Great Southern 100 Km Endurance Run Trail trail 100km / 62mi Kennesaw, GA, USA 2 May Heartland 50 Km Race Trail trail 50km Cassoday, KS, USA 2 May Hearts Desire 6-Hour Endurance Run Timed trail 50km Herrin, IL, USA 2 May Hills Creek 12 Hour Endurance Challenge Timed trail 50km Wellsboro, PA, USA 2 May Hills Creek 6 Hour Endurance Challenge Timed trail 50km Wellsboro, PA, USA 2 May Hultsfred Backyard Ultra Timed trail 50km Hultsfred, SWE 2 May Ikara Ultra - 100km Trail trail 100km / 62mi Flinders Ranges, SA, AUS 2 May Ikara Ultra - 50km Trail trail 50km Flinders Ranges, SA, AUS 2 May Ikara Ultra - 50mi Trail trail 80km Flinders Ranges, SA, AUS 2 May Imarui Trail Run Trail trail 50km Imarui, SC, BRA ↑2,700m 2 May Innsbruck Alpine Trailrun Festival K110 Trail trail 110km / 68mi Innsbruck, AUT ↑5,600m 2 May Innsbruck Alpine Trailrun Festival K85 Trail trail 85km Innsbruck, AUT ↑3,900m 2 May KCTCT The Cascade Trail trail 54km Koh Chang Tai, THA 2 May L.A.T Legends Ardennes Trail 100km Trail trail 111km / 69mi Nisramont, BEL 2 May L.A.T Legends Ardennes Trail 60km Trail trail 63km Lamormenil, BEL 2 May Malcesine Baldo Trail Trail trail 52km Malcesine (VR), ITA ↑3,541m 2 May Malvern Hills Ultra 31 Miles Trail trail 50km Suckley, Worcester, GBR 2 May Malvern Hills Ultra 38 Miles Trail trail 61km Admiral Rodney, Worcester, GBR 2 May Malvern Hills Ultra 47 Miles Trail trail 76km Abberly, Worcester, GBR 2 May Maple Syrup Fun Run Trail trail 50km Faribault, MN, USA 2 May Maverick Exmoor X-Trail Trail trail 56km Lynton, GBR 2 May McDonald Forest 50K Trail Run Trail trail 50km Corvallis, OR, USA 2 May Melbourne Frontyard Ultra Timed trail 50km Carlton North, VIC, AUS 2 May Miwok 100k Trail Race Trail trail 100km / 62mi Stinson Beach, CA, USA 2 May N12 Ultra Marathon Trail trail 50km Potchefstroom, ZAF 2 May Otterndorfer Gezeitenlauf Timed trail 50km Otterndorf, DEU 2 May Otzberger Feldultra (2. Etappe vom 1.SHDU) Trail trail 45.2km Otzberg, DEU ↑480m 2 May Oxbow 50km Race Trail trail 50km Glenboro, MB, CAN 2 May Pennine Barrier Ultra 50 Trail trail 80km Malham, GBR 2 May Perfect Day 50K Trail trail 50km Keezletown, VA, USA 2 May Perseløpet ultra 100km Trail trail 100km / 62mi Eidsvoll, NOR 2 May Popple Shoot Trail Races Trail trail 87km Minong, WI, USA 2 May Porlahälsan Backyard Ultra (Silver Ticket) Timed trail 50km Laxå, SWE ↑53m 2 May Rock The Ridge 50-Mile Endurance Challenge Trail trail 80km Gardiner, NY, USA ↑2,200m 2 May Rytterne Backyard Ultra Timed trail 50km Västerås, SWE 2 May Skogvokteren Ultra Trail trail 88km Porsgrunn, NOR 2 May Spartan Trail - Bear Mountain Trail Challenge Trail trail 50km Tomkins Cove, NY, USA 2 May Strolling Jim 40 Mile Trail trail 64km Wartrace, TN, USA 2 May The BIG 50 Trail trail 50km Pine Mountain, GA, USA 2 May The Howum - Heart of Wales Ultra Marathon Trail trail 48km Llanidloes, GBR 2 May Trail Amizmiz 62k Trail trail 62km Amizmiz, MAR 2 May Trail Mix Race Trail trail 50km Rockford, MN, USA 2 May Ultra Trail Challenge Bailidujuan 50 Trail trail 50km Bijie City, CHN ↑1,840m 2 May Ultra X 60km Scotland Trail trail 60km Inverness, GBR 2 May Ultramaratona Menino da Porteira 100km Trail trail 100km / 62mi Ouro Fino, MG, BRA 2 May Ultramaratona Menino da Porteira 57km Trail trail 57km Ouro Fino, MG, BRA 2 May White Lake Ultras 12 Hour Race Timed trail 50km Tamworth, NH, USA 2 May White Lake Ultras 6 Hour Race Timed trail 50km Tamworth, NH, USA 2 May Wild Wild West 50M Trail trail 80km Lone Pine, CA, USA 2 May Wild Wild West 50k Trail trail 50km Lone Pine, CA, USA 2 May Wilsons Promontory 100 km Trail Race Trail trail 101km / 63mi Wilsons Promontory, VIC, AUS ↑3,664m 2 May Wilsons Promontory 50km Trail Race Trail trail 50km Wilsons Promontory, VIC, AUS 2 May Wuyishan Trail Race 60 Km Trail trail 60km Wuyishan City, CHN ↑2,663m 3 May Crete Senesi Ultra Marathon Trail trail 50km Rapolano Terme (SI), ITA 3 May Dirty Feet Kal Park 50 Trail trail 50km Vernon, BC, CAN 3 May Fra Grænsen til Grenen Etappe 2 Trail trail 47km Aabenraa, DNK 3 May Genova Trail Trail trail 45km Genova, ITA 3 May Halener Mini Backyard Timed trail 50km Lotte, DEU 3 May Izmir Stundenlauf Timed trail 50km Izmir, TUR 3 May KIA False Bay 50km Trail trail 50km Kleinmond, ZAF 3 May ObermarsBERGer Ultra Trail Trail trail 45km Marsberg, DEU 3 May The Blue 2 Blue Challenge Trail trail 50km New Haven, CT, USA ↑2,800m 3 May Ultra X 50km Scotland Trail trail 50km Fort Augustus, GBR 3 May ore del Parco Nord Timed trail 50km Sesto San Giovanni (MI), ITA 4 May Big Way Round Trail trail 50km Winchester, GBR 4 May Fra Grænsen til Grenen Etappe 3 Trail trail 46km Jegerup/Sommersted, DNK 4 May Volta da Lagoa 50km Trail trail 50km Maceio, Al, BRA 5 May Fra Grænsen til Grenen Etappe 4 Trail trail 46km Vejen, DNK 6 May Fra Grænsen til Grenen Etappe 5 Trail trail 48km Vejle (Skibet), DNK 7 May Fra Grænsen til Grenen Etappe 6 Trail trail 52km Nørre Snede, DNK 8 May Cocodonan Flagstaff Crest Trail trail 61km Black Canyon City, AZ, USA 8 May Fra Grænsen til Grenen Etappe 7 Trail trail 47km Knudstrup, DNK 8 May K6 Czech Ultramarathon Festival - 12h Timed trail 50km Konstantinovy Lazne, CZE 9 May Altorp Ultra Timed trail 50km Altorp, Stockholm, SWE ↑109m 9 May Alutaguse Mee Ultra Timed trail 50km Alutaguse, EST 9 May Backyard Lampeland Timed trail 50km Lampeland, NOR 9 May Best Dam Backyard Ultra Timed trail 50km Waitaki, NZL 9 May Boise Greenbelt Relays Trail trail 72km Boise, ID, USA 9 May Brighton Backyard Ultra Timed trail 50km Brighton, GBR 9 May Buggis Backyard Ultra 12H Timed trail 50km Buggamåla 114, Holmsjö, SWE 9 May CT Trailmixers Spring Fling 600 Trail Race Timed trail 50km Southington, CT, USA 9 May Cambotas Trail Fest Trail trail 45km Cocais, MG, BRA ↑2,497m 9 May Circle of The Dragon Timed trail 50km Meridian, MS, USA 9 May Conquer the Canuck 12h Timed trail 50km Cambridge, ON, CAN 9 May Conquer the Canuck 50 Km Trail trail 50km Cambridge, ON, CAN 9 May Dawn to Dusk to Dawn 12 Hour Timed trail 50km Sharon Hill, PA, USA 9 May Dawn to Dusk to Dawn 50K Trail trail 50km Sharon Hill, PA, USA 9 May Dirty German Endurance Fest 50 Mile Trail trail 80km Philadelphia, PA, USA 9 May Dirty German Endurance Fest 50 km Trail trail 50km Philadelphia, PA, USA 9 May Dont Fence Me In Trail Run Trail trail 50km Helena, MT, USA 9 May Dublin Mountain Backyard Ultra Timed trail 50km Ballinascorney, IRL 9 May Dukeries Ultra 30 Mile Trail trail 50km Walesby, GBR 9 May Dukeries Ultra 40 Mile Trail trail 66km Walesby, GBR 9 May Eagleton Mine Camp Trail Challenge Trail trail 50km Lock Haven, PA, USA 9 May East Texas 50km Ultra Trail trail 50km Mineola, TX, USA 9 May Endurancelife Exmoor Ultra Trail trail 51km Martinhoe, GBR 9 May Formartine & Buchan Railway 12 hr Ultra Timed trail 50km Auchnagatt, GBR 9 May Formartine & Buchan Railway 6 hr Ultra Timed trail 50km Auchnagatt, GBR 9 May Fra Grænsen til Grenen Etappe 8 Trail trail 46km Hjarbaek, DNK 9 May Garmin Ultra Race Myslenice 48km Trail trail 48km Myslenice, POL 9 May Garmin Ultra Race Myslenice 78km Trail trail 78km Myslenice, POL 9 May Glacier Ridge Trail 50 Mile Ultramarathon Trail trail 80km Portersville, PA, USA 9 May Glacier Ridge Trail 50 km Ultramarathon Trail trail 50km Portersville, PA, USA 9 May Goring Gap Run 50 Mile Ultra Trail trail 80km Reading, GBR 9 May Gotaleden Ultra Trail trail 75km Göteborg, SWE ↑1,825m 9 May Grizzly Peak 50k Trail trail 50km Berkeley, CA, USA 9 May GutsMuths-Rennsteiglauf Trail trail 73.9km Eisenach, DEU 9 May Harriers Elk/Beaver Ultras, 100km Trail trail 100km / 62mi Saanich, BC, CAN 9 May Harriers Elk/Beaver Ultras, 50km Trail trail 50km Saanich, BC, CAN 9 May Harriers Elk/Beaver Ultras, 50mi Trail trail 80km Saanich, BC, CAN 9 May Hoby Backyard Ultra 12H Timed trail 50km Bräkne-Hoby, SWE 9 May Holy Trail Festival of Running 50km Trail trail 50km Holton, GBR 9 May Holy Trail Festival of Running 50mi Trail trail 80km Oulton Broad, GBR 9 May Ice Age Trail 50 Mile Run Trail trail 80km La Grange, WI, USA 9 May Ice Age Trail 50 km Run Trail trail 50km La Grange, WI, USA 9 May Jemez Mountain 50km Trail Run Trail trail 50km Los Alamos, NM, USA 9 May Jemez Mountain 50mi Trail Run Trail trail 80km Los Alamos, NM, USA 9 May Jumla Rara Ultra Marathon Trail trail 49km Jumla, NEP 9 May Lohjanjärven ympärijuoksu Trail trail 70km Lohja, FIN 9 May London 100 Trail trail 100km / 62mi Victoria, London, GBR 9 May London 50 Trail trail 50km Victoria, London, GBR 9 May Malta Gozo Trails Trail trail 50km Ghajsielem, Gozo, MLT 9 May Margaret River Ultra Trail trail 80km Hamelin Bay, WA, AUS 9 May Mind The Ducks 12 Hour Run Timed trail 50km Webster, NY, USA 9 May Moray Coastal Trail Race 50km Trail trail 50km Lossiemouth, GBR 9 May Moray Coastal Trail Race 50mi Trail trail 76km Forres, GBR 9 May Mountainman Nesselwang Trail trail 70km Nesselwang, DEU 9 May Muddy Crudds Ultra Trail Party Timed trail 50km Valley, AL, USA 9 May Mulas Backyard Ultra Timed trail 50km Veranópolis, RS, BRA 9 May Nakkertok Trail Enduro - 12h Timed trail 50km Val-des-Monts, QC, CAN 9 May Nakkertok Trail Enduro - 6h Timed trail 50km Val-des-Monts, QC, CAN 9 May Nekotrail Trail trail 80km Oslo, NOR 9 May North Sea Ultra Sylt Trail trail 111km / 69mi Kampen, Sylt, DEU 9 May Paiute Meadows Trail Run Trail trail 50km Susanville, CA, USA 9 May Quad Rock 50 Mile Trail trail 80km Bellvue, CO, USA 9 May Quicksilver 100 km Endurance Run Trail trail 100km / 62mi San Jose, CA, USA 9 May Quicksilver 50 km Endurance Run Trail trail 50km San Jose, CA, USA 9 May Run for Kids 12 Hour Challenge Timed trail 50km Pelham, AL, USA 9 May Run to the Sea: Brighton Trail trail 50km Horsham, GBR 9 May Running with my Gnomies 50km Race Trail trail 50km Dover, OH, USA 9 May Semi Trail des Ô Plateaux Trail trail 70km Mantasoa, MAD ↑2,760m 9 May Sisu Backyard Ultra 10h Timed trail 50km Niinivaara, FIN 9 May South Island Ultra Marathon 100km Trail trail 100km / 62mi Hokitika, NZL 9 May South Island Ultra Marathon 54km Trail trail 54km Hokitika, NZL 9 May Speed Goat Ultra 12 Hour Race Timed trail 50km Broadview, MT, USA 9 May Speed Goat Ultra 24 Hour Race Timed trail 50km Broadview, MT, USA 9 May Speed Goat Ultra 6 Hour Race Timed trail 50km Broadview, MT, USA 9 May Spire Ultra Trail trail 53km North Wingfield, GBR 9 May TARC Wapack and Back 43 Mile Trail Race Trail trail 69km Ashburnham, MA, USA 9 May TARC Wapack and Back 50 Mile Trail Race Trail trail 80km Ashburnham, MA, USA 9 May Tejas Dirt Festival Trail trail 64km Rocksprings, TX, USA 9 May Tenacious 10h Endurance Challenge Timed trail 50km Llanbedr, GBR 9 May The Bridge 40 Trail trail 64km Chepstow, GBR 9 May The Ripper - Sunrise to Sunset Timed trail 50km Pocomoke, MD, USA 9 May Thunderbunny 50K Trail trail 50km Athens, OH, USA 9 May Tiger Claw Trail trail 50km Issaquah, WA, USA 9 May Trail So Bugey - Lintégrale So Bugey Trail trail 72km Lhuis, FRA 9 May Trail de Chimay Trail trail 50km Bourlers, BEL 9 May Traverse City Trail Running Festival 100 km Race Trail trail 100km / 62mi Traverse City, MI, USA 9 May Traverse City Trail Running Festival 50 km Race Trail trail 50km Traverse City, MI, USA 9 May Traverse City Trail Running Festival 75 km Race Trail trail 75km Traverse City, MI, USA 9 May Wascally Wabbit Trail trail 62km Folly Lake, NS, CAN 9 May Watuppa Trail Race 50km Trail trail 50km Fall River, MA, USA 9 May Westcountry Flat Ultra 50 Miler Trail trail 80km Taunton, GBR 9 May Westcountry Hilly Ultra 50 Miler Trail trail 80km Minehead, GBR 9 May Wildflower Trail Run Trail trail 50km Bastrop, TX, USA 9 May Wörthersee Trail Festival Trail trail 64km Pörtschach, AUT 9 May de Saint Loup des Vignes Trail trail 50km Saint Loup des Vignes, FRA ↑300m 9 May de Saint Loup des Vignes Trail trail 100km / 62mi Saint Loup des Vignes, FRA 10 May Chianti Classico Marathon Ultra Trail Trail trail 48km Mercatale Val di Pesa, FI, ITA 10 May Fra Grænsen til Grenen Etappe 9 Trail trail 56km Aars, DNK 10 May Goring Gap Run 52 km Ultra Trail trail 52km Reading, GBR 10 May Jahre - 50 km Geburtstagsultra Trail trail 50km Berlin, DEU 10 May La Viking NordicWalk & Trail - La Route dOdin Trail trail 46km Orival, FRA 10 May Marialinden - Kutt nom DOM Trail trail 50km Marialinden, DEU 10 May NeckarCross-Ultrarace Trailrunning Trail trail 59km Hirschhorn, DEU 10 May Northants Ultra 35 Shires & Spires Trail trail 56km Naseby, Northampton, GBR 10 May Sittard Timed trail 50km Sittard, NLD 10 May Sri Chinmoy 12h Lauf Basel Timed trail 50km Basel, CHE 11 May Fra Grænsen til Grenen Etappe 10 Trail trail 49km Aalborg, DNK 12 May Fra Grænsen til Grenen Etappe 11 Trail trail 46km Østervrå, DNK 13 May Fra Grænsen til Grenen Etappe 12 Trail trail 54km Flande, DNK 14 May Austria Backyard Ultra - Ternberg Trail Timed trail 50km Ternberg, AUT 14 May Grüntalultra Trail trail 50km Freudenstadt-Grüntal, DEU 14 May NUBU10 Timed trail 50km Vihti, FIN 14 May Ottarsloppet Ultra - 46K Trail trail 46km Ottarsborg, Husby, SWE ↑511m 14 May Ottarsloppet Ultra - 69K Trail trail 69km Ottarsborg, Husby, SWE ↑763m 14 May Tjomsevannet Rundt Backyard Timed trail 50km Søgne, NOR 14 May Viadal Ultra 48h Timed trail 50km Förslöv, SWE ↑3m 14 May Viadal Ultra 6h Timed trail 50km Förslöv, SWE ↑3m 14 May Witiker Backyard Ultra Timed trail 50km Zürich, CHE 14 May X100 Rund um Münster Ultramarathon Trail trail 59km Münster, DEU 15 May Backyard Ultra Jabłonna Timed trail 50km Jabłonna, POL 15 May Ronde van Aruba Trail trail 72km Aruba, ARU 15 May Ultra-Trail Australia by UTMB - UTA Miler, UTA100 & UTA50 Trail trail 50km Katoomba, AUS ↑7,290m 15 May Viadal Ultra 24h Timed trail 50km Förslöv, SWE ↑3m 15 May Walk of Pain Timed trail 50km Gagnef, SWE 15 May West Macs Sonder Monster Trail trail 231km / 144mi Alice Springs, NT, AUS 16 May A&M Ultra 52km Trail trail 52km Nokia, FIN 16 May A&M Ultra 73km Trail trail 73km Nokia, FIN 16 May ALB-Traum 100 Trail trail 115km / 71mi Geislingen, DEU 16 May Akrafjall Ultra Trail trail 46km Akranes, ISL ↑2,100m 16 May Armed Forces Endurance Run Timed trail 50km Kendallville, IN, USA 16 May Beara Way LITE Trail trail 70km Castletownbere, IRL 16 May Berryman 50 Mile Trail trail 80km Potosi, MO, USA 16 May Bishop High Sierra Ultramarathons 100 km Trail trail 100km / 62mi Bishop, CA, USA ↑4,400m 16 May Bishop High Sierra Ultramarathons 50 Miles Trail trail 80km Bishop, CA, USA ↑3,100m 16 May Bishop High Sierra Ultramarathons 55 km Trail trail 55km Bishop, CA, USA ↑2,200m 16 May Bone Yard Trail Race Trail trail 50km Brookhaven, MS, USA 16 May Chicago 7-11 Hour Endurance Ru Timed trail 50km Willow Springs, IL, USA 16 May Dances with Dirt - Gnaw Bone 50 Mile Ultra Trail trail 80km Nashville, IN, USA ↑2,600m 16 May Dances with Dirt - Gnaw Bone 50 km Ultra Trail trail 50km Nashville, IN, USA ↑1,600m 16 May Days at the Fair 50 Km Race Trail trail 50km Augusta, NJ, USA 16 May Death by 5k Waterloo Trail trail 50km Waterloo, IA, USA 16 May Dirty Turtle 50k Trail trail 50km Bremerton, WA, USA 16 May Driftless Endurance -Rumble on the Ridge Timed trail 50km Arena, WI, USA 16 May Euchidios Athlos Plataea-Delphi Trail trail 107.5km / 67mi Plataea, GRC 16 May Fishtail 100 Trail trail 100km / 62mi Pokhara, NEP 16 May Forgotten Forest 9 Hour Ultra Marathon Timed trail 50km Stratford, CT, USA 16 May Free Spirit 50 K Trail trail 50km Leyden, MA, USA 16 May Galena Sky Trail Race 4 Hours Timed trail 50km Galena, IL, USA 16 May Galena Sky Trail Race 8 Hours Timed trail 50km Galena, IL, USA 16 May Garda Trentino Trail (GTT) Trail trail 62km Riva del Garda, ITA ↑3,800m 16 May Grand Trail des Lacs et Châteaux 85km Trail trail 88km Ovifat, BEL 16 May HALB-Traum Trail trail 57km Geislingen, DEU 16 May Harter Knochen Ultra Trail trail 50km Ettlingen, DEU ↑2,500m 16 May High Lea 12 Hour Race Timed trail 50km Richfield, OH, USA 16 May High Lea 6 Hour Race Timed trail 50km Richfield, OH, USA 16 May Hueston Woods Trail Race Timed trail 50km College Corner, OH, USA 16 May Iron Will Backroads 50 Km Trail trail 50km Enterprise, KS, USA 16 May Janda Baik Ultra 50 Km Trail trail 50km Bentong, Pahang, MYS 16 May Katzen Sprungs Backyard Ultra Timed trail 50km Bremen, DEU 16 May Kendal to Preston Ultra 50 Trail trail 80km Kendal, GBR 16 May Kilsbergen Ut & Tillbaka Trail trail 54km Ånnaboda, SWE 16 May Kokkola Ultra Run 12h Timed trail 50km Kokkola, FIN ↑1m 16 May Kokkola Ultra Run 6h Timed trail 50km Kokkola, FIN ↑1m 16 May Manchester to Monadnock Ultramarathon Trail trail 88km Manchester, NH, USA ↑1,700m 16 May Maverick Cotswolds Trail Trail trail 51km Winchcombe, GBR 16 May Mayapple 50 Mile Trail Run Trail trail 80km Millburn, NJ, USA 16 May Mayapple 50 km Trail Run Trail trail 50km Millburn, NJ, USA 16 May Mostindien Marathon - 50 km Ultra Trail trail 50km Arbon TG, CHE 16 May Muses ultra race - Melpomene Trail trail 59km Agia Anna Viotia, GRC 16 May Napa Wilderness Trail Runs Trail trail 50km Napa, CA, USA 16 May North Downs Way 50 Mile Race Trail trail 80km Farnham, GBR 16 May ONeill Park Trail Races Trail trail 50km Trabuco Canyon, CA, USA 16 May Old County Tops Fell Race Trail trail 60km Great Langdale, GBR ↑10,000m 16 May Possums Revenge 52 Mile Race Trail trail 84km Grafford, TX, USA 16 May Possums Revenge 56 km Race Trail trail 56km Grafford, TX, USA 16 May Possums Revenge 69 Mile Race Trail trail 111km / 69mi Grafford, TX, USA 16 May Pound the Mound 50km Race Trail trail 50km Luverne, MN, USA 16 May Quest for the Crest 50k Trail trail 50km Burnsville, NC, USA ↑3,500m 16 May Race The Tide Trail trail 47km Mothecombe, GBR 16 May Reesor 50 Trail trail 80km Maple Creek, SK, CAN 16 May Rudawy Wiosenny Festiwal Biegowy Trail trail 63km Miedzianka, POL 16 May Schwarzach Trail Salzburgerland 47 Km Trail trail 47km Schwarzach im Pongau, AUT 16 May Shropshire Historic 50k Trail trail 50km Telford, GBR 16 May Silver State 50 Mile Trail trail 80km Reno, NV, USA 16 May Silver State 50 km Trail trail 50km Reno, NV, USA 16 May Skipton Skedaddle Ultra 34mi Trail trail 55km Skipton, GBR 16 May Skipton Skedaddle Ultra 52mi Trail trail 84km Skipton, GBR 16 May Stone Everest ATL Timed trail 50km Stone Mountain, GA, USA 16 May Sun Mountain 50 km Trail Races Trail trail 50km Winthrop, WA, USA 16 May Superior Spring 50 km Trail Race Trail trail 50km Lutsen, MN, USA 16 May Tails & Trails Trail trail 50km Pittsfield, MA, USA 16 May Terwille Timed trail 50km Tynaarlo, NLD 16 May Terwille Timed trail 50km Tynaarlo, NLD 16 May Tie Dye 50k Trail trail 50km Yellow Springs, OH, USA 16 May Tillamook Burn Trail Run 50 Mile Trail trail 80km Tillamook State Forest, OR, USA 16 May Tralee 40 Mile Road Race Trail trail 64km Tralee, IRL 16 May Trent Valley Ultra Marathon Trail trail 50km Cromwell, GBR 16 May UD Ultra Desafio Morungaba 50km Trail trail 50km Morungaba, SP, BRA ↑1,438m 16 May Ultra-Trail Snowdonia - 50km Trail trail 55km Llanberis, GBR 16 May Uppsala 6-timmars Timed trail 50km Uppsala, SWE 16 May Vistakulle Backyard Timed trail 50km Vistakulle, SWE 16 May Volvic Volcanic Expérience - Trail Chaîne des Puys Trail trail 112km / 70mi Volvic, FRA 16 May Volvic Volcanic Expérience - Trail Impluvium de Volvic Trail trail 46km Volvic, FRA 16 May Volvic Volcanic Expérience - Trail Terra Volcana Trail trail 82km Volvic, FRA 16 May Wassermühlen-Ultramarathon Rulle Trail trail 46.8km Wallenhorst-Rulle, DEU 16 May West Macs Ellery Monster Trail trail 128km / 80mi Alice Springs, NT, AUS 16 May Winona Forests Chase the Day 24 Hour Trail Ultra Timed trail 50km Mannsville, NY, USA 16 May XIV Gran Raid delle Prealpi Trevigiane - GR60 Trail trail 60km Segusino, ITA 16 May XIV Gran Raid delle Prealpi Trevigiane - GR80 Trail trail 80km Segusino, ITA 17 May Cftt Shennongjia Mountain Trail Race Trail trail 80km Shennongjia Forestry District, CHN 17 May Cmon Armageddon Trail trail 50km West Milford, NJ, USA 17 May Corral Canyon Trail Scramble Trail trail 50km Campo, CA, USA 17 May First State 50 km Trail Race Trail trail 50km Wilmington, DE, USA 17 May Grüner Ring Hannover Trail trail 80km Hannover, DEU 17 May Grüner Ring Hannover 62km Trail trail 62km Hannover, DEU 17 May Guernsey Ultra GU36 Trail trail 58km St. Peter Port, GBR 17 May Heroes - Meishan 100Km Trail trail 100.8km / 63mi Meishan Township, TWN ↑3,255m 17 May Heroes - Meishan 50Km Trail trail 49.6km Meishan Township, TWN ↑1,640m 17 May Highball to Thurmond Ultra 50 Km Trail trail 50km Thurmond, WV, USA 17 May Highball to Thurmond Ultra 50 Km Ruck Trail trail 50km Thurmond, WV, USA 17 May Highball to Thurmond Ultra 50 Miles Trail trail 80km Thurmond, WV, USA 17 May Highball to Thurmond Ultra 50 Miles 12.75h Trail trail 80km Thurmond, WV, USA 17 May Kandern Trail Masters Trail trail 65km Kandern, DEU 17 May Long Trail dei Monti Simbruini Trail trail 48km Subiaco (RM), ITA ↑3,000m 17 May Loop the Lemur at the Ross Park Zoo Timed trail 50km Binghamton, NY, USA 17 May Mountain Wow 56km Trail trail 56km Guoxing Township, TWN 17 May Nit Ultra Run - 6h Timed trail 50km Niteroi, BRA 17 May Ram Party Trail trail 60km Colorado Springs, CO, USA 17 May Rock-On Lake Perry 50K Trail Run Trail trail 50km Meriden, KS, USA 17 May The Great Ocean Road Int. Marathon Trail trail 60km Lorne, VIC, AUS 17 May The Keswick 50K Trail Race Ultra Trail trail 50km Keswick, GBR 17 May Tillamook Burn Trail Run 50 Km Trail trail 50km Tillamook State Forest, OR, USA 17 May Trail Alsace Grand Est by UTMB - Trail des Celtes Trail trail 47km Barr, FRA 17 May Trail du Coureur des Bois de Duchesnay Trail trail 48km la-Jacques-Cartier, CAN 17 May West Macs Standley Monster Trail trail 65km Alice Springs, NT, AUS 17 May XRUN - Wyspowy Trail Trail trail 50km Limanowa, POL 20 May Fiambala Desert Trail 50 Km Ultra Marathon Trail trail 50km Fiambala, Catamarca, ARG ↑1,980m 22 May Coalfields Backyard Ultra Timed trail 50km Williamson, WV, USA 22 May Desafio Punta Negra 100 km Trail trail 93.6km San Juan, ARG ↑3,450m 22 May Desafio Punta Negra 70 km Trail trail 66.6km San Juan, ARG ↑2,690m 22 May Sydrehs Back to Frontyard Ultra Timed trail 50km Herdsman, WA, AUS 22 May Uka Pain - Int nod joll 100 miles Trail trail 170km / 106mi Älvdalen, SWE ↑4,558m 22 May Uka Pain - Welest fomm painas 100km Trail trail 102km / 63mi Älvdalen, SWE ↑2,907m 23 May Adelsberg Backyard Ultra Timed trail 50km Chemnitz, DEU ↑150m 23 May Back 9 12 Hour Endurance Run Timed trail 50km Copper Harbor, MI, USA 23 May Backyard Ultra Vänge Timed trail 50km Vänge, SWE 23 May Baturu Trail Mt. Guanmen 50km Business College Trail trail 50km Benxi, CHN ↑1,970m 23 May Beer Backyard Ultra Timed trail 50km Lysá nad Labem, CZE 23 May Berner Backyard Ultra Timed trail 50km Hamburg, DEU ↑15m 23 May Bubbletown What the Duck Ultra Timed trail 50km Boiling Springs, PA, USA 23 May Bunk House Trail Runs Trail trail 50km Dousman, WI, USA 23 May DL50 Ultra Endurance Race Trail trail 50km Dalian, Liaoning, CHN ↑2,700m 23 May Drummer Hill Trail Race Trail trail 50km Keene, NH, USA 23 May Farmmageddon 12h Timed trail 50km Buntingford, GBR ↑164m 23 May Fools 8 Hour Trail Run Timed trail 50km Cuyahoga Falls, OH, USA 23 May Frykstahöjden Backyard Ultra 12H Timed trail 50km Kil, SWE 23 May Girona RunThrough Trail 103km Trail trail 100km / 62mi Girona, ESP ↑2,880m 23 May Girona RunThrough Trail 50km Trail trail 50km Girona, ESP ↑1,130m 23 May Glasriket Ultra Trail trail 50km Mundekulla, SWE ↑423m 23 May High Hope Endurance Run 100km Saturday Run Trail trail 100km / 62mi Glen Rose, TX, USA 23 May High Hope Endurance Run 50km Saturday Run Trail trail 50km Glen Rose, TX, USA 23 May Highland Forest 1-2-3 Trail trail 48km Fabius, NY, USA ↑1,200m 23 May Jaga-Kora Horbki 70 Trail trail 69km Rymanow Zdroj, POL ↑2,020m 23 May Jaga-Kora Kurier Trail trail 46km Rymanow Zdroj, POL ↑1,800m 23 May Jaga-Kora Orzel 105 Trail trail 103km / 64mi Rymanow Zdroj, POL ↑3,350m 23 May Johnston Woods Trails Festival Timed trail 50km Cleveland, TN, USA 23 May Johnston Woods Trails Festival (night) Timed trail 50km Cleveland, TN, USA 23 May Le Grand Raid 73 Trail trail 76km Cruet, FRA ↑5,300m 23 May Le Grand Raid 73 - Le Bauju Trail trail 50km Cruet, FRA ↑3,260m 23 May Leavenworth Trail Fest Trail trail 55km Leavenworth, WA, USA ↑2,300m 23 May Louisvilles Loven the Hills (LLTH 50K) Trail trail 50km Fairdale, KY, USA 23 May May Madness 50K Trail trail 50km Hoffman, NC, USA 23 May Nanny Goat 12 Hour Race Timed trail 50km Riverside, CA, USA 23 May Nanny Goat 6 Hour Race Timed trail 50km Riverside, CA, USA 23 May Non Aided Schwäbischer Wald Ultra Trail (NASWUT) Trail trail 54km Spiegelberg-Vorderbüchelberg, DEU ↑1,550m 23 May Panopticons Ultra Trail trail 52km Blackburn, GBR ↑1,430m 23 May Pfingstlauf Ruhrschleife Timed trail 50km Arnsberg, DEU ↑70m 23 May Rykowisko Ultra Trail - Rześki Chrapy Trail trail 50km Gorzewo, POL ↑670m 23 May S24H Timisoara - 12h Timed trail 50km Timisoara, ROU ↑2m 23 May S24H Timisoara - 6h Timed trail 50km Timisoara, ROU ↑2m 23 May Samsons Revenge Trail trail 55km Estes Park, CO, USA 23 May Selkirk Slacker 12hr Ultra Trail Timed trail 50km Golden, BC, CAN 23 May Selkirk Slacker 8hr Ultra Trail Timed trail 50km Golden, BC, CAN 23 May Sliabh Liag 50km Trail trail 50km Teileann, Donegal, IRL ↑2,000m 23 May South Downs 100 km Trail trail 100km / 62mi Eastbourne, GBR ↑7,900m 23 May South Downs 50 km Trail trail 50km Falmer, GBR ↑3,600m 23 May Sri Chinmoy 13 Hour Race Timed trail 50km Seattle, WA, USA ↑25m 23 May Sri Chinmoy 7 Hour Race Timed trail 50km Seattle, WA, USA ↑25m 23 May Suffer on Centennial Trail trail 100km / 62mi West Hawk Lake, MB, CAN 23 May Sugar Badger 50 Mile Race Trail trail 80km Belleville, WI, USA 23 May Sugar Badger 50 km Race Trail trail 50km Belleville, WI, USA 23 May Sulphur Springs Trail Run 50 Mile Trail trail 80km Ancaster, ON, CAN ↑2,000m 23 May Sulphur Springs Trail Run 50km Trail trail 50km Ancaster, ON, CAN 23 May The Fox 62k Trail trail 62km Godalming, GBR ↑750m 23 May The Freedom 50 Trail trail 80km Puyallup, WA, USA 23 May Trail Festival at Pineland Farms (Gunstock TrailFest) Trail trail 100km / 62mi New Gloucester, ME, USA 23 May Trail del Monte Soglio - Gir Lung Trail trail 73km Forno Canavese, TO, ITA ↑4,200m 23 May Uka Pain 52km Trail trail 52km Älvdalen, SWE ↑1,437m 23 May Ultra-Trail Malopolska - UTM45 Trail trail 49km Mszana Dolna, POL ↑2,750m 23 May Ultra-Trail Malopolska - UTM64 Trail trail 65km Mszana Dolna, POL ↑4,030m 23 May Vassøy Backyard Ultra Timed trail 50km Vassøy, NOR 23 May Vikingbackyard Timed trail 50km Upplands Väsby, SWE ↑320m 23 May West Virginia Trail Fest - 100 Km Trail trail 100km / 62mi Snowshoe, WV, USA 23 May West Virginia Trail Fest - 50 Km Trail trail 50km Snowshoe, WV, USA 23 May Wild Atlantic Ultra Trail trail 80km Louisburgh, IRL ↑800m 23 May Youzhou Ultra Trail 60 Trail trail 58km Huailai County, CHN 24 May Angles Way Ultra 100k Trail trail 100km / 62mi Diss, GBR 24 May Angles Way Ultra 50k Trail trail 50km Shipmeadow, GBR 24 May Den Stygge Andungen ultraløp Trail trail 65km Hørde, NOR ↑780m 24 May El Palmar Ultra Trail Challenge Internacional Trail trail 69km El Palmar, BOL 24 May Flagstaff Doggie Dash & Ultra Bash 12h Timed trail 50km Flagstaff, AZ, USA 24 May Flagstaff Doggie Dash & Ultra Bash 6h Timed trail 50km Flagstaff, AZ, USA 24 May Gontyniec Ultra Trail Trail trail 52km Chodzież, POL ↑1,300m 24 May Holy Cowans Gap 50k+ Trail trail 50km Cowans Gap State Park, PA, USA 24 May LUltra Techni Trail de Tiranges 55 km Trail trail 55km Tiranges, FRA ↑3,118m 24 May LUltra Techni Trail de Tiranges 82 km Trail trail 82km Tiranges, FRA ↑4,630m 24 May Merrell Trail Tour Zipaquirá Trail trail 63km Zipaquirá, COL 24 May Pfingstlauf Ruhrschleife Timed trail 50km Arnsberg, DEU ↑70m 24 May Pfingstlauf Ruhrschleife Timed trail 50km Arnsberg, DEU ↑70m 24 May Pigtails Challenge 50 Km Trail trail 50km Renton, WA, USA ↑90,010m 24 May Queen of the Suburbs Ultra Trail trail 50km Ealing, London, GBR ↑230m 24 May Rocky Mountain 50k Trail trail 50km Laramie, WY, USA 24 May Schloss Corvey Ultramarathon Trail trail 50km Höxter, DEU ↑20m 24 May Sweat, Swat n Swear! 50 Km Run Trail trail 50km Inverness, FL, USA 24 May TorTour de Ruhr - 100km Nonstop Trail trail 100km / 62mi Herdecke, DEU 24 May Ultra Durazno 6 hs Timed trail 50km Durazno, URU 24 May Woodlands Trail Run Trail trail 50km Greenvale, VIC, AUS 25 May Godelheimer See Ultramarathon Trail trail 50km Höxter, DEU ↑20m 25 May Stumptown Trail Run 50K Trail trail 50km Portland, OR, USA ↑1,100m 28 May S:t Hans Extreme Timed trail 50km Lund, SWE ↑140m 29 May Ballymuns Backyard Ultra Timed trail 50km Dublin, IRL 29 May Lofoten Ultra Trail 100 Miles Trail trail 166km / 103mi Kirkefjorden, Moskenes, NOR ↑7,000m 29 May Mount Everest 70 km Extreme Ultra Marathon Trail trail 70km Khumbu Valley, NEP ↑22,604,050m 29 May UltraPark Weekend 24h Timed trail 50km Pabianice, POL ↑2m 29 May Ultrapark Weekend 48h Timed trail 50km Pabianice, POL ↑2m 29 May Yankee Springs 100 km Trail Run Trail trail 100km / 62mi Middleville, MI, USA 29 May Yankee Springs 50 km Trail Run Trail trail 50km Middleville, MI, USA 29 May Öland Lighthouse Challenge - 100 miles Trail trail 161km / 100mi Långe Jan, Öland, SWE 29 May Öland Lighthouse Challenge - 50 km Trail trail 50km Långe Jan, Ottenby, Öland, SWE 29 May Öland Lighthouse Challenge - 50 miles Trail trail 80km Fyren Långe Jan, SWE 30 May Austria Backyard Ultra - Loosdorf Trail Timed trail 50km Loosdorf, AUT ↑170m 30 May BUFF-CEUS 12h European Cup Timed trail 50km Balatonfüred, HUN 30 May Beat the Sunset 50km Trail trail 50km Maidenhead, GBR ↑235m 30 May Blackfoot Ultra 100 Km Trail trail 100km / 62mi Cooking Blackfoot Lake, AB, CAN 30 May Blackfoot Ultra 50 Km Trail trail 50km Cooking Blackfoot Lake, AB, CAN 30 May Blackfoot Ultra 50 Mile Trail trail 80km Cooking Blackfoot Lake, AB, CAN 30 May Borås Ultra Marathon 50km Trail trail 50km Hindås, SWE 30 May CLUT 70 – Cento Laghi Ultimate Trail Trail trail 70km Corniglio (PR), ITA ↑4,750m 30 May Calero Run 50K Trail trail 50km San Jose, CA, USA ↑1,600m 30 May Cayuga Trails 50 Mile Race Trail trail 80km Ithaca, NY, USA 30 May Cayuga Trails 50 km Race Trail trail 50km Ithaca, NY, USA ↑1,500m 30 May Chesterfield Gorge 100 Km Ultra Race Trail trail 100km / 62mi West Chesterfield, MA, USA 30 May Chesterfield Gorge 50 Km Ultra Race Trail trail 50km West Chesterfield, MA, USA 30 May Chesterfield Gorge 50 Mile Ultra Race Trail trail 80km West Chesterfield, MA, USA 30 May Cinderella 50 km Spring Trail Run Trail trail 50km Oakland, CA, USA 30 May Coldwater in Your Veins Timed trail 50km North Ogden, UT, USA 30 May Connors Claims 50 Miles Ultra Trail trail 80km Stockton, UT, USA ↑2,280m 30 May Connors Claims 50 km Ultra Trail trail 50km Stockton, UT, USA ↑2,280m 30 May Dead Cow Gully Backyard Ultra Timed trail 50km Nanango, QLD, AUS 30 May Echo Valley 50 Km Trail Run Sunday Trail trail 50km Chelan, WA, USA 30 May EcoTrail of Oslo 50 km Trail trail 50km Oslo, NOR ↑1,026m 30 May EcoTrail of Oslo 80 km Trail trail 80km Oslo, NOR ↑2,000m 30 May Elsa Chicken Plucker Backyard Ultra Timed trail 50km Charleston, IL, USA 30 May Great Mansfield Outdoors 50km Trail trail 50km Mulmur, ON, CAN 30 May High Noon Showdown Timed trail 50km Enoree, SC, USA 30 May Highland Charity Backyard Ultra Run Timed trail 50km Sävsjö, SWE 30 May Hotfoot Hamster 12 Hour Run Timed trail 50km Buckeye, AZ, USA 30 May Hotfoot Hamster 6 Hour Run Timed trail 50km Buckeye, AZ, USA 30 May Kettlefoot Trail trail 50km Mountain City, TN, USA 30 May Kings Backyard Ultra Timed trail 50km Whangarei, NZL 30 May Lake To Ocean 100K Trail trail 100km / 62mi Port Mayaka, FL, USA 30 May Lofoten Ultra Trail 50 Miles Trail trail 80km Vestvågøy, Lofoten, NOR ↑4,000m 30 May Lofoten Ultra Trail Marathon 48km Trail trail 48km Vestvågøy, Lofoten, NOR ↑2,500m 30 May Maverick Peak District X-Trail 55km Trail trail 55km Bakewell, GBR ↑1,210m 30 May Mohican Trail 50 Mile Trail trail 80km Loudonville, OH, USA ↑1,710m 30 May Momentus Backyard Ultra Timed trail 50km Monroe, NC, USA 30 May Mons Ultra Trail - Urubici Trail trail 50km Urubici, SC, BRA ↑2,139m 30 May Mountain Ultra Trail by UTMB - MUT 60 Trail trail 58km George, ZAF ↑3,050m 30 May North Fork 50 Mile Trail Race Trail trail 80km Pine, CO, USA ↑2,200m 30 May North Fork 50 km Trail Race Trail trail 50km Pine, CO, USA ↑1,300m 30 May Otzberger Wald-und Wiesenultra Trail trail 46km Otzberg, DEU ↑1,000m 30 May Pacifico Ultra Trail trail 50km Palmdale, CA, USA 30 May Pedra Grande Ultra Trail Challenge Trail trail 80km Atibaia, SP, BRA ↑2,750m 30 May Ridgeway Chase 60k Trail trail 60km Tring, GBR ↑1,000m 30 May Roztocze Ultra Race 120km Trail trail 120km / 75mi Krasnobrod, POL ↑1,870m 30 May Run Comfy Numb Trail Race Trail trail 50km Whistler, BC, CAN ↑16,831,657m 30 May Smith Rock Classic 50 Miles Trail trail 80km Terrebonne, OR, USA ↑1,200m 30 May Smith Rock Classic 50K Trail trail 50km Terrebonne, OR, USA ↑1,200m 30 May Sonoma Coast Trail Runs Trail trail 50km Duncans Mills, CA, USA 30 May Sooke Hills 50k Trail trail 50km Sooke, BC, CAN 30 May Spence Mountain Run Trail trail 50km Klamath Falls, OR, USA 30 May Sri Chinmoy 100km-Lauf Amsterdam Trail trail 100km / 62mi Amstelveen, NLD ↑5m 30 May Sri Chinmoy 50 km-Lauf Amsterdam Trail trail 50km Amstelveen, NLD ↑5m 30 May Sri Chinmoy 6 Hour Race Skopje Timed trail 50km Skopje, MKD 30 May Sri Chinmoy Self-Transcendence 100km-Lauf Samorin Trail trail 100km / 62mi Samorin, SVK 30 May Sri Chinmoy Self-Transcendence 12-Std.-Lauf Samorin Timed trail 50km Samorin, SVK 30 May Sri Chinmoy Self-Transcendence 6-Std.-Lauf Samorin Timed trail 50km Samorin, SVK 30 May Swiss Canyon Trail 51K Trail trail 52km Couvet, CHE ↑2,630m 30 May Taiwan Town and Country - Daya Trail trail 48.4km Daya District, TWN 30 May The Full Mo 50 km Race Trail trail 50km Sheridan, IN, USA 30 May The Sticks 12 Hour Races Timed trail 50km Norton, KS, USA 30 May The Sticks 6 Hour Races Timed trail 50km Norton, KS, USA 30 May The Telford T50 Trail Run Trail trail 80km Telford, GBR 30 May Three Castles 50km Trail trail 50km Rochester, Kent, GBR ↑200m 30 May Trail La Planèze Trail trail 61km Les Avirons, La Reunion, FRA ↑2,931m 30 May Trail Run Australia - Sunshine Coast 24hr Timed trail 50km Landsborough, QLD, AUS 30 May Tullaroan Ultra Trail trail 63km Tullaroan, IRL 30 May UHUT UtrechtseHeuvelUltratrail - Rhenen Loop Trail trail 50km Leersum, NLD 30 May UHUT UtrechtseHeuvelUltratrail 100km Trail trail 100km / 62mi Leersum, NLD 30 May UHUT UtrechtseHeuvelUltratrail 75 km Trail trail 75km Leersum, NLD 30 May Ultra Guaraqueçaba 126k Trail trail 126km / 78mi Guaraquecaba, PR, BRA 30 May Ultra Guaraqueçaba 52k Trail trail 52km Guaraquecaba, PR, BRA 30 May Ultra Guaraqueçaba 80k Trail trail 80km Guaraquecaba, PR, BRA 30 May UltraPark Weekend 100km Trail trail 100km / 62mi Pabianice, POL ↑2m 30 May VAM12 Timed trail 50km Wijster, NLD ↑100m 30 May VAM8 Timed trail 50km Wijster, NLD ↑100m 30 May Wexford Festival of Running Trail trail 100km / 62mi Johnstown Castle, IRL 30 May Wexford Festival of Running 50k Trail trail 50km Johnstown Castle, IRL 30 May timer ved havet Sæby - open race Timed trail 50km Saeby, DNK 31 May BUFF-CEUS 6h European Cup Timed trail 50km Balatonfüred, HUN 31 May Neckarlauf 1. Etappe Villingen-Schwenningen - Sulz-Mühlheim Trail trail 57km Villingen-Schwenningen, DEU 31 May Norn Iron 100 Mini Trail trail 60km Dungiven, GBR ↑1,220m 31 May Rotvollfjæra Frontyard Ultra Trail trail 81km Trondheim, NOR ↑41m 31 May Ruddy Rothwells Cakeathon Trail trail 48km Leeds, GBR 31 May SN Trail Run Trail trail 45km Spoleto (PG), ITA ↑1,800m 31 May Stundenlauf in Weesenstein Timed trail 50km Weesenstein, DEU ↑1m 31 May UHUT UtrechtseHeuvelUltratrail - Doorn Loop Trail trail 50km Leersum, NLD 31 May Urwaldsteig-Ultratrail Trail trail 66km Waldeck, DEU ↑2,000m 31 May Xtratrail Lavaux Trail trail 50km Lutry, CHE ↑2,110m

June

1 Jun Neckarlauf 2. Etappe Sulz-Mühlheim - Tübingen Trail trail 48km Sulz-Mühlheim, DEU 1 Jun km di Pantelleria Trail trail 50km Pantelleria, ITA ↑900m 2 Jun Neckarlauf 3. Etappe Tübingen - Lichtenwald Trail trail 51km Tübingen, DEU 3 Jun Neckarlauf 4. Etappe Lichtenwald - Besigheim Trail trail 65km Lichtenwald, DEU 4 Jun IronHike Series - Spring 26 Trail trail 99km Cornwall, CT, USA 4 Jun Neckarlauf 5. Etappe Besigheim - Gundelsheim Trail trail 48km Besigheim, DEU 4 Jun Ultra do Vulcão 350km Trail trail 350km / 218mi Poços de Caldas, MG, BRA 4 Jun Vom See zum Schloss Ultramarathon Trail trail 46km Münster, DEU 5 Jun Base Ultra 100km Trail trail 100km / 62mi Ibicoara, Ba, BRA ↑3,950m 5 Jun Bieg Rzeźnika Trail trail 84km Cisna, POL ↑2,250m 5 Jun Cursores Backyard Ultra Timed trail 50km Maarianhaminan, FIN 5 Jun Jernbruket Backyard Ultra Timed trail 50km Floda, SWE 5 Jun MoMoFo 100k Trail trail 100km / 62mi Martinsville, USA 5 Jun Neckarlauf 6. Etappe Gundelsheim - Neckargemünd-Dilsberg Trail trail 56km Gundelsheim, DEU 5 Jun Neveresting Hafjell, 36h Timed trail 50km Hafjell, NOR ↑590m 5 Jun Tsalteshi Backyard Ultra Timed trail 50km Soldotna, AK, USA 5 Jun Ultra do Vulcão 100km Trail trail 100km / 62mi Poços de Caldas, MG, BRA 5 Jun Westerwälder Backyard-Ultra Timed trail 50km Höchstenbach, DEU ↑71m 6 Jun Alaska Endurance 6 Hour Trail Run Timed trail 50km Fairbanks, AK, USA ↑130m 6 Jun Backyard Ultra Piekiełki Timed trail 50km Starogard Gdanski, POL ↑90m 6 Jun Base Ultra 60km Trail trail 60km Ibicoara, Ba, BRA ↑2,398m 6 Jun Bashore Bash 12 Hr Timed trail 50km Jonestown, PA, USA 6 Jun Bashore Bash 6 Hr Timed trail 50km Jonestown, PA, USA 6 Jun Cape2Cape Ultra Marathon 100mi Trail trail 161km / 100mi Augusta, WA, AUS 6 Jun Cape2Cape Ultra Marathon 50mi Trail trail 80km Augusta, WA, AUS 6 Jun Coffs Backyard Ultra Timed trail 50km Coffs Harbour, NSW, AUS 6 Jun Crater 50km Trail Run - Driftless Discovery Trail trail 50km Decorah, IA, USA 6 Jun Dam Yeti 50 Mile Race Trail trail 80km Damascus, VA, USA 6 Jun Dam Yeti 55 km Race Trail trail 55km Damascus, VA, USA 6 Jun Dartmoor Discovery 32 Mile Ultra Trail trail 51km Princetown, GBR 6 Jun Death by Staircase 12hr Timed trail 50km Moreau, NY, USA 6 Jun Death by Staircase 6hr Timed trail 50km Moreau, NY, USA 6 Jun Elijah Bristow 12 Hour Night Run Timed trail 50km Eugene, OR, USA 6 Jun Elijah Bristow 12 Hour Run Timed trail 50km Eugene, OR, USA 6 Jun Elijah Bristow 6 Hour Run Timed trail 50km Eugene, OR, USA 6 Jun Endurancelife Classic Quarter Trail trail 71km Lizard Point, GBR ↑5,530m 6 Jun FANS 12 Hour Run Timed trail 50km Minneapolis, MN, USA 6 Jun FANS 12 Hour Run Walk Timed trail 50km Minneapolis, MN, USA 6 Jun FANS 6 Hour Run Timed trail 50km Minneapolis, MN, USA 6 Jun Granbäcken Backyard 12 timmar Timed trail 50km Borås, SWE 6 Jun Hengill Ultra 53k Trail trail 53km Hveragerði, ISL 6 Jun Hochkönig Ultraks - HK48 Trail trail 48km Maria Alm, AUT ↑2,940m 6 Jun Hochkönig Ultraks - HK70 Trail trail 72km Maria Alm, AUT ↑4,150m 6 Jun Huron 50 Trail trail 80km Grass Lake, MI, USA 6 Jun Jenaer Backyard Ultra Timed trail 50km Jena, Cospeda, DEU ↑194m 6 Jun Jurassic Ultramarathon 12horas Timed trail 50km Santa Barbara D'Oeste, SP, BRA 6 Jun Kua Ultra Trail trail 70km Storvik, NOR ↑3,000m 6 Jun La Ultra di Saronno - 100 km Trail trail 100km / 62mi Saronno, ITA 6 Jun La Ultra di Saronno - 24h Timed trail 50km Saronno, ITA 6 Jun Lake Tye Challenge - 12h Timed trail 50km Monroe, WA, USA 6 Jun Lake Tye Challenge - 6h Timed trail 50km Monroe, WA, USA 6 Jun Lierskogen 6-timers Timed trail 50km Lierskogen, NOR ↑2m 6 Jun Linie1629ultra Trail trail 50km Vught, NLD 6 Jun Lochalsh Dirty 30mi Trail trail 48km Glenelg, GBR ↑850m 6 Jun Lysefjorden Inn Ultramarathon Trail trail 62km Forsand, NOR ↑2,500m 6 Jun Maces Hideout 50 Mile Race Trail trail 80km Beulah, CO, USA ↑6,900m 6 Jun Marsh Peak Madness Timed trail 50km Lapoint, UT, USA 6 Jun Metahqua 24 Timed trail 50km Chillicothe, OH, USA 6 Jun Mourne Way Ultra Marathon 84km Trail trail 84km Rostrevor, Co Down, GBR 6 Jun Mt. Umunhum Ultras - 50 km Trail trail 50km San Jose, California, USA 6 Jun Neckarlauf 7. Etappe Neckargemünd-Dilsberg - Mannheim-Sandhofen Trail trail 47km Neckargemünd-Dilsberg, DEU 6 Jun Neveresting Hafjell, 12h Timed trail 50km Hafjell, NOR ↑590m 6 Jun North Leeds Skyline Trail trail 51km Otley, GBR ↑1,000m 6 Jun Orcas Island 50k Trail trail 50km Olga, WA, USA 6 Jun PCT 50 Mile Trail Run Trail trail 80km Pine Valley, CA, USA ↑900m 6 Jun Pace the Pyrenees Trail trail 50km Beaufort, AUS 6 Jun Pembrokeshire Coastal 50 Mile Ultra Trail trail 80km Porthgain, GBR 6 Jun Pembrokeshire Coastal 50 k Ultra Trail trail 50km St. David's, GBR 6 Jun Peura Trail 102km Trail trail 102km / 63mi Reisjärvi, FIN 6 Jun Peura Trail 51km Trail trail 51km Reisjärvi, FIN 6 Jun Phuket 100K Ultra Marathon Trail trail 100km / 62mi Mai khao Talang Phuket, THA 6 Jun Portumna 50km Ultramarathon Trail trail 50km Portumna, IRL 6 Jun Ridge to Rails 50k Trail trail 50km Old Fort, NC, USA 6 Jun Risinge Backyard Ultra Timed trail 50km Risinge Nyadal, Åryd, SWE ↑85m 6 Jun Rock River Canyon 50K Trail trail 50km Munising, MI, USA 6 Jun Rose Canyon Ultra Trail trail 80km Herriman, UT, USA 6 Jun Rönninge 6h Timed trail 50km Rönninge, SWE 6 Jun Sawmill 35 Mile Race Trail trail 62km Mount Charleston, NV, USA 6 Jun Scafell Sky Ultra Trail trail 60km Great Langdale, GBR ↑4,400m 6 Jun Scout Mountain 50 Km Ultra Trail Trail trail 50km Pocatello, ID, USA ↑2,600m 6 Jun Scout Mountain 50 Miles Ultra Trail Trail trail 80km Pocatello, ID, USA ↑23,900m 6 Jun Sharlie Shuffle 12 Hour Run Timed trail 50km McCall, ID, USA 6 Jun Sharlie Shuffle 6 Hour Run Timed trail 50km McCall, ID, USA 6 Jun Sognefjord Trail Run 50k Trail trail 50km Kaupanger, NOR ↑2,400m 6 Jun Summer Sasquatch 50K Trail trail 50km Lore City, OH, USA 6 Jun Taiwania 100 Ultra Trail Trail trail 100km / 62mi Datong Township, TWN 6 Jun Taiwania 50 Ultra Trail Trail trail 50km Datong Township, TWN 6 Jun Taiwania 80 Ultra Trail Trail trail 75km Datong Township, TWN ↑3,502m 6 Jun Texoma Challenge Trail trail 50km Denison, USA 6 Jun The Great Divide Ultra 100km Trail trail 100km / 62mi Divide, CO, USA 6 Jun The Great Divide Ultra Night Run Trail trail 50km Divide, CO, USA 6 Jun The Great Divide Ultra Saturday Run Trail trail 50km Divide, CO, USA 6 Jun The Kan 50km Trail trail 50km Spokane, WA, USA 6 Jun The Llangollen 50K Trail trail 50km Llangollen, GBR 6 Jun The Longest Day 50km Trail trail 50km Spa, BEL ↑1,680m 6 Jun The Vogum - Vale of Glamorgan Ultra Marathon Trail trail 64km Porthcawl, GBR ↑3,050m 6 Jun Three Sisters Ultra Festival 12 Hour Run Timed trail 50km Maryville, TN, USA 6 Jun Three Sisters Ultra Festival 6 Hour Run Timed trail 50km Maryville, TN, USA 6 Jun Thunersee Ultramarathon Trail trail 60km Thun, CHE ↑2,000m 6 Jun Trail Godefroy Bouillon Trail trail 100km / 62mi Bouillon, BEL ↑3,100m 6 Jun Trail Godefroy Bouillon TGB 50 Trail trail 53km Bouillon, BEL ↑1,840m 6 Jun Trail Godefroy Bouillon TGB 75 Trail trail 75km Bouillon, BEL ↑2,500m 6 Jun Trail La Clinique Du Coureur Trail trail 50km Lac-Beauport, QC, CAN ↑2,000m 6 Jun Trail MontanAspe - Raid Aspois Trail trail 60km Bedous, FRA ↑4,000m 6 Jun Tsunami Ultra Trail trail 60km Westward Ho!, GBR ↑2,780m 6 Jun Ultra 100km BA-052 Trail trail 100km / 62mi Novo Mundo, BA, BRA 6 Jun Ultra 100km BA-052 50km Trail trail 50km Novo Mundo, BA, BRA 6 Jun Ultra 100km BA-052 85km Trail trail 75km Novo Mundo, BA, BRA 6 Jun Ultra Marathon Babia Gora - 6 x Babia Gora Trail trail 75km Lipnica Wielka, POL ↑5,200m 6 Jun Ultra Marathon Babia Góra - 4 x Babia Gora Trail trail 55km Lipnica Wielka, POL ↑3,800m 6 Jun Ultra Scotland 50 Trail trail 90km Saint John's Town of Dalry, GBR 6 Jun Ultra do Vulcão 52km Trail trail 52km Poços de Caldas, MG, BRA 6 Jun Vashon Ultramarathon 50k Trail trail 50km Vashon Island, WA, USA 6 Jun War Eagle 50K Trail trail 50km Rogers, AR, USA 6 Jun XV Los Montes de Vitoria - Gasteizko Mendiak Trail trail 63km Uribarri-Jauregi, ESP ↑2,848m 7 Jun BigSea Ultramarathon Trail trail 54km Swanage, GBR 7 Jun Hiawatha Trail Run Trail trail 50km Taft, MT, USA 7 Jun La Ultra di Saronno - 6h Timed trail 50km Saronno, ITA 7 Jun Schnadegang Rund um Lüdenscheid Trail trail 55km Schalksmühle, DEU ↑1,500m 7 Jun Storm the Woods - Mason Run at Chester Woods Trail trail 50km Rochester, MN, USA 7 Jun The Great Divide Ultra Sunday Run Trail trail 50km Divide, CO, USA 7 Jun Vestfold Historic Ultra Trail (VHUT) 50km Trail trail 50km Våle, NOR ↑1,250m 11 Jun Jahre - 50 km: auf meinen Spuren durch Halle Trail trail 50km Halle (Saale), DEU ↑250m

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