Ultra Running Hub Races
346 ultras worldwide
100k — remove filter 346 races match · sorted by date
· page 3 of 6
346 races found
Date Race Location Dist Climb Grit
1 Aug Ultra Trail Haute Ardenne - Jour 1 100 km Fixed Distance · rolling Signal de Botrange, Belgium 100 km 2,800 m 9.2 1 Aug Waldo 100K Trail Run Fixed Distance · rolling Willamette Pass Ski Area, OR, United States 100 km 3,350 m 10.0 2 Aug Sri Chinmoy Canberra Trail 100 Fixed Distance · rolling Canberra, ACT, Australia 100 km 2,350 m 8.5 8 Aug CM6 Run - CM5 100 Km Fixed Distance · mountain Chiang Mai, Thailand 100 km 6,089 m 10.0 8 Aug In the Heat of the Night 100km Fixed Distance · climbing unknown Anniston, AL, United States 100 km — 5.0 est 8 Aug Iron Legs 100km Mountain Race Fixed Distance · mountain Station Flats, AB, Canada 100 km 4,800 m 10.0 8 Aug NiedamiRun - Ultramarathon Sudecki 100km Fixed Distance · mountain Niedamirow, Poland 96 km 3,970 m 10.0 8 Aug Raudavatn Ultra 100km Fixed Distance · climbing unknown Höfuðborgarsvaeðið, Iceland 100 km — 5.0 est 8 Aug Scenic Rim Ultra 105km Fixed Distance · rolling Wyaralong, QLD, Australia 105 km 3,454 m 10.0 8 Aug Stour Valley Path 100km Ultra Run Fixed Distance · fast & flat Newmarket, United Kingdom 102 km 912 m 6.5 8 Aug Ultramaraton Chudy Wawrzyniec 100 Km Fixed Distance · mountain Rajczy, Poland 102 km 5,115 m 10.0 9 Aug Halland Ultra-Beach Trailrun (HUB 100 km) Fixed Distance · climbing unknown Olofsbo, Falkenberg, Sweden 102 km — 5.1 est 12 Aug Stranda Fjord Trail Race - 95km Fixed Distance · vertical Opshaug, Norway 95 km 6,800 m 10.0 15 Aug BAD DAWG 100 km Ultra Endurance Run Fixed Distance · climbing unknown Dixon, MO, United States 100 km — 5.0 est 15 Aug Dirty Feet Heartbreak 100km Trail Run Fixed Distance · climbing unknown Stake Lake, BC, Canada 100 km — 5.0 est 15 Aug Foxton Hound Ultra 100k Fixed Distance · fast & flat Northants, United Kingdom 104 km 1,040 m 6.8 15 Aug Olympic Mountains 100 km Race Fixed Distance · climbing unknown Quilcene, WA, United States 100 km — 5.0 est 15 Aug Speyside Way Ultra 100km Fixed Distance · mountain Aviemore, United Kingdom 100 km 4,080 m 10.0 15 Aug TrollheimenUltra 100km Fixed Distance · rolling Todalsøra, Norway 100 km 3,677 m 10.0 15 Aug Ultramaratona Night Run Londrina 100k Fixed Distance · climbing unknown Londrina, PR, Brazil 100 km — 5.0 est 15 Aug Ultravasan90 Fixed Distance · climbing unknown Sälen, Sweden 92 km — 4.6 est 22 Aug 100 km Åbybro Fixed Distance · fast & flat Aabybro, Denmark 100 km 20 m 5.0 22 Aug Green Lakes Endurance Run 100 km Fixed Distance · climbing unknown Fayetteville, NY, United States 100 km — 5.0 est 22 Aug Habanero Hundred 100 Km Fixed Distance · climbing unknown Cat Spring, TX, United States 100 km — 5.0 est 22 Aug Ringkøbing Fjord Summer Edition 100km Fixed Distance · fast & flat Ringkøbing, Denmark 100 km 200 m 5.3 22 Aug Tidal Force Ultra 100 Night Race Fixed Distance · climbing unknown Riverview, Canada 100 km — 5.0 est 22 Aug Twisted Branch Trail Run Fixed Distance · rolling Naples, NY, United States 100 km 3,000 m 9.5 29 Aug Arctic Alta Ultra Fixed Distance · rolling Alta, Norway 100 km 1,678 m 7.5 29 Aug Sillamäe Ultra 100km Fixed Distance · fast & flat Sillamäe, Estonia 100 km 22 m 5.0 29 Aug Ultramaratona Sergipe 100km Fixed Distance · climbing unknown Estancia, Se, Brazil 100 km — 5.0 est 5 Sept Baroko ultra 100 km Fixed Distance · rolling Plasy, Czechia 100 km 1,800 m 7.7 5 Sept Ciudad de Santander Fixed Distance · climbing unknown Santander, Spain 100 km — 5.0 est 6 Sept Eddy 100 Ultra Fixed Distance · climbing unknown Assen, Netherlands 100 km — 5.0 est 6 Sept Etna Extreme 100 km del Vulcano Fixed Distance · rolling Bronte, Italy 100 km 2,450 m 8.7 6 Sept Scilly 60 Fixed Distance · rolling St. Marys, Isles of Scilly, United Kingdom 110 km 2,000 m 8.5 6 Sept Ultra Trail Paranapiacaba 100km Fixed Distance · climbing unknown Santo André, SP, Brazil 100 km — 5.0 est 11 Sept Ultra trail Harricana de Charlevoix 125 Km Fixed Distance · rolling La Malbaie, QC, Canada 125 km 4,220 m 10.0 12 Sept Bieg 7 dolin - 100 km Ultramaraton Fixed Distance · mountain Piwniczna-Zdroj, Poland 100 km 4,200 m 10.0 12 Sept Boulder Field 100 - 100 km Ultra Run Fixed Distance · climbing unknown Jim Thorpe, PA, United States 100 km — 5.0 est 12 Sept DM 100 km 2026 - Berlin Fixed Distance · climbing unknown Berlin, Germany 100 km — 5.0 est 12 Sept Lejonbragden 100km Fixed Distance · climbing unknown Lund, Sweden 100 km — 5.0 est 12 Sept Pilgrims Reckoning Fixed Distance · fast & flat Bedford, United Kingdom 130 km 1,210 m 8.3 12 Sept RUN Winschoten 100 km Fixed Distance · climbing unknown Winschoten, Netherlands 100 km — 5.0 est 12 Sept Surf Coast Century 100 km Fixed Distance · climbing unknown Anglesea, VIC, Australia 100 km — 5.0 est 12 Sept Sörmlands 100 - 100km Fixed Distance · climbing unknown Öster Malma, Nyköping, Sweden 100 km — 5.0 est 18 Sept Floripa Ultra Trail Run 100km Fixed Distance · rolling Florianopolis, SC, Brazil 100 km 3,157 m 9.7 18 Sept Paraty by UTMB - UTSB 110 Fixed Distance · mountain Paraty, Rj, Brazil 108 km 4,850 m 10.0 19 Sept 100km Metz Métropole Fixed Distance · fast & flat Longeville-lès-Metz, France 100 km 10 m 5.0 19 Sept BFUTR EXTREME Fixed Distance · climbing unknown Kirchzarten, Germany 102 km — 5.1 est 19 Sept Black Forest Ultra Trail Run 102 Fixed Distance · mountain Kirchzarten, Germany 102 km 4,920 m 10.0 19 Sept Collie River Ultra 100km Fixed Distance · climbing unknown Collie, WA, Australia 100 km — 5.0 est 19 Sept Dream Nation Apparel 100km Fixed Distance · climbing unknown Duncan, BC, Canada 100 km — 5.0 est 19 Sept Grindstone 100 Km Fixed Distance · rolling Swoope, VA, United States 100 km 3,350 m 10.0 19 Sept Hardmoors 60 Fixed Distance · vertical Guisborough, United Kingdom 101 km 8,200 m 10.0 19 Sept Hurricane 100K Fixed Distance · climbing unknown Hurricane, WV, United States 100 km — 5.0 est 19 Sept Rivers Edge Ultra - The Magilla Fixed Distance · climbing unknown Devon, AB, Canada 100 km — 5.0 est 19 Sept Triple Trail 100km Fixed Distance · climbing unknown Linton, United Kingdom 100 km — 5.0 est 20 Sept Herforder Highway Ultra - 108km Fixed Distance · fast & flat Herford, Germany 108 km 62 m 5.5 20 Sept Tango 100 km Ultramarathon Fixed Distance · climbing unknown Kyotango, Kyoto Pref., Japan 100 km — 5.0 est 22 Sept km Brasil Fixed Distance · climbing unknown Sao Lourenco (MG), Brazil 100 km — 5.0 est est — Grit from distance alone; the organiser has not published an elevation profile.