Ultra Running Hub Race Calendar
178 races in December 2026 · upcoming
MonTueWedThuFriSatSun
02 MSIG Taiwan Action Asia 50 trail 04 Ollies Ultra 12h trail 04 Ollies Ultra 6h trail 04 Greenvale Backyard Ultra trail 04 XIII Desafio Das Catedrais - 130km trail 05 Bremer Bergmarathon mit Höhenmetersammlung trail 05 Ultra Five-O trail 05 Backyard Ultra Piekiełki in the dark trail 05 Heroes - Jinshui Camp Trail 50Km trail 05 Heroes - Jinshui Camp Trail 115Km trail 05 Isle du Bois Trail Run trail 05 Bigfoot 50K Trail Race trail 05 San Joaquin River Trail 50K Run trail 05 Festivus 100 Miler Trail Run trail 05 Colossal Vail 50 Mile trail 05 Festivus 50 Miler Trail Run trail 05 Colossal Vail 50 Km trail 05 Festivus 35 Miler Trail Run trail 05 Island View - Endurance Run trail 05 Blood Rock 50 Mile Endurance Race trail 05 Mosaic 50km Trail Run trail 05 Blood Rock 55 km Race trail 05 The Backland Race trail 05 Shakori 40 Mile Running Festival trail 05 The Tennessee Mile 12 Hour Run trail 05 The Tennessee Mile 6 Hour Run trail 05 Devil Dog Ultra 50 km Race trail 05 McDowell Mountain Frenzy 50 Mile trail 05 Anza Borrego Cuyamaca 50 Mile Run trail 05 McDowell Mountain Frenzy 50 km trail 05 Tower Tag Challenge trail 05 Loup Garou 40 Mile Trail Run trail 05 Cloudland Canyon 50 Mile Race trail 05 Cloudland Canyon 50 km Race trail 05 Lake Norman State Park Trail Race 50km trail 05 HAROC (aka Hanging Rock Challenge) trail 05 Krampuslauf 9h trail 05 Caloosahatchee Ultra Run trail 05 Sawmill 55k Race trail 05 OTHTC High Desert 50K Ultra trail 05 Ray Miller 50 Mile Trail Race trail 05 Ray Miller 50 km Trail Race trail 05 Jackson County 50-50 Ultra-marathon - 100km trail 05 Jackson County 50-50 Ultramarathon - 50 Km trail 05 The Guvnor Frozen 50 trail 05 Last Chance 50 Mile Ultra Race trail 05 Last Chance 50 km Ultra Race trail 05 Aluminio Backyard Ultra trail 05 Perpetual Motion 12 Hour Race trail 05 Perpetual Motion 6 Hour Race trail 05 RuHH 50 trail 05 Calero Park Run 50K trail 05 The Conquer trail 05 Ultra Maratona dos Campos Gerais 200km trail 05 Ultra Maratona dos Campos Gerais 150km trail 05 Ultra Maratona dos Campos Gerais 100km trail 05 Ultra Maratona dos Campos Gerais 50 trail 05 XIII Desafio Das Catedrais - 100km trail 05 XIII Desafio Das Catedrais - 70km trail 05 Summer 48k trail 05 Last Chance Ultra trail 05 Taiwan Town and Country - CorinOn pilates trail 05 Proença Cross Trail Ultra 50km trail 06 Shale Trail Run trail 06 New Forest Xmas Trail 50k trail 06 Paderborn Nikolaus Edition trail 06 Pine Mountain 40 Miles trail 06 Q Trail 45 K trail 06 Marcona Wind Trail trail 06 Tidewater Striders Dismal Swamp 50 km Race trail 06 Minoan Athlos trail 06 Kumano Old Trails trail 06 Hunter S. Thompson Fear & Loathing 50 Miles trail 06 Hunter S. Thompson Fear & Loathing 50 Km trail 12 Spiegelberger Räuberweglauf trail 12 Spirit of Syllamo 100 Mile trail 12 Naughty Hog trail 12 Spirit of Syllamo 38 Mile trail 12 Beast of the East (Monadnock Ultra) 50 Mile trail 12 Cape Fear Hoilday Run trail 12 Texmas Trail Race trail 12 Daytona 100 - 50 Km Ultra trail 12 Magnus Gluteus Maximus 50 km trail 12 MCW The Holmdel Classic trail 12 Bell Ringer 50k Trail Run trail 12 RunFluent Christmas trail 12 Desafio Wayra 50km trail 12 Antarctic 100k Race trail 12 The Frosty Buck Trail Race trail 12 Ultramaratona Rei e Rainha da Serra de Minas trail 12 Izu Trail Journey trail 12 Narrabeen Allnighter 12 hours Trail trail 12 Doomsday trail 12 Soi Malai Trail Winter 45 km trail 12 PhoMo 50k trail 13 Last Legend trail 13 X-MAS Trail trail 13 Race Austin: Holiday Victory Lap trail 13 Dirty December Poker Run trail 13 Naked Nick 50 km Race trail 13 Mel Williams Memorial Seashore (Seashore Nature Trail) trail 13 Dallas 50 km Race trail 13 Palmetto Bluff Buffalo Run trail 13 Coast to Coast Boso hanto trail 13 Meinong Ultramarathon trail 14 Tucson 50K trail 15 Bruny Island Ultra Marathon trail 19 Meerdaalwoud Trail trail 19 Hollands Duin Ultra trail 19 Sleigh It trail 19 Texas Double Saturday Run trail 19 Bei-yi Freeway Ultra Marathon trail 19 Lookout Mountain 50 Mile Race trail 19 Minami-aso caldera Trail trail 19 One-day walking - Kanto Chiho trail 19 Tengu 100 trail 19 Tengu 100 - 60km trail 19 Solstice Ultra trail 19 Outlast Austin trail 19 Woodside Ramble 50K - Winter trail 19 Khaoyai 100K Ultra Road Marathon trail 19 Khaoyai 50K Ultra Road Marathon trail 19 Chiang Dao 50 trail 19 Rudolph & Roses trail 20 Wald(Ultra)Marathon Calw trail 20 Texas Double Sun Run trail 20 HW 19 Ultramarathon trail 20 Six Inch Trail 46 km Marathon trail 20 Okinawa 100km Ultramarathon trail 20 Okinawa 50km Ultramarathon trail 20 Charleston Itty Bitty 50 trail 20 SRTI Round the Island 60 trail 23 CORE X50 Ultra Trail trail 24 Weihnachtsultra trail 24 Wassermühlen-Ultramarathon Rulle trail 25 Vom See zum Schloss Ultramarathon trail 26 Boyers Furnace 40 Mile Race trail 26 Loop Out the Year trail 26 Jupiter Ridge Sand Spur 50k trail 26 Run for the Ranch 6-Hour Endurance Run trail 26 Silbersee-Hüggel UltraTrail trail 27 Zhiyin Jiuzhen Ultra Trail trail 27 Holiday Five Day 1 trail 27 Round The Bay Ultra trail 27 The Sunrise to Sunset Challenge trail 27 Megalithgrab Sloopsteene Ultramarathon trail 28 Grüntal-Winterultra trail 28 Holiday Five Day 2 trail 28 Across The Years, 200mi trail 28 Across The Years, 100km trail 28 Across the Years, 6 days trail 28 Across the Years, 12h trail 28 Across the Years, 6h trail 28 Dörenther Klippen UltraTrail trail 29 Holiday Five Day 3 trail 29 Schloss Tatenhausen Ultramarathon trail 30 Snowdrop Ultra 55 Hour Race trail 30 Snowdrop Ultra 55 Hour Race - 100mi Split trail 30 Snowdrop Ultra 55 Hour Race - 100km Split trail 30 Snowdrop Ultra 55 Hour Race - 50mi Split trail 30 Snowdrop Ultra 55 Hour Race - 50km Split trail 30 Holiday Five Day 4 trail 30 Moccasin 24 trail 31 Aussie Alpine Backyard Ultra trail 31 New Years Eve Rock around the Clock 50km trail 31 Thousand Island Lake Off-Road Tour (UTZQ) trail 31 Brigittes Nachtlauf in einen glücklichen "Un...Ruhestand" trail 31 New Years One Day 100 Mi Run trail 31 New Years One Day 24 Hour Run trail 31 New Years One Day 12 Hour Run trail 31 New Years One Day 6 Hour Run trail 31 Run Undead Ultra Trail Party trail 31 Holiday Five Day 5 trail 31 Across the Years, Last Person Standing trail 31 Go Big 260 Mile Race trail 31 Go Big 100 Mile Race trail 31 Go Big 50 km Race trail 31 Otzberger Silvester-Ultra trail