Ultramarathons and ultra trails: calendar
1,939 races scheduled between October 2026 and March 2029. Countries with the most races: France, United States and United Kingdom. Every race lists dates, locations, distances and official links; the list is updated daily.
05DEC 26
TRAIL100K80K50K
Last Chance UltraRogersville · United States · in 44 days05DEC 26
TRAIL
Rocky 50k Fat Ass RunPhiladelphia · United States · in 44 days
05DEC 26HALF83K50K
Run the River Ultra - VAWilliamsburg · United States · in 44 days05DEC 26
TRAIL26K13K
Sawmill Trail RunsPine · United States · in 44 days05DEC 26
Distances to be confirmed24H
Stubborn Spirits 24hr RunWeldon · United States · in 44 days06DEC 26
TRAIL50K
Hunter S. Thompson Fear & LoathingSan Francisco · United States · in 45 days
12DEC 26MARATHON161K100K80K
Beast of the East 100Kings Mountain · United States · in 51 days12DEC 26
TRAIL80K50K
Daytona 100 UltramarathonDaytona Beach · United States · in 51 days12DEC 26
TRAIL50K
Emerald Coast UltraPensacola · United States · in 51 days12DEC 26
HALF10K12H
Godspeed 12Corpus Christi · United States · in 51 days12DEC 26
TRAIL5K
Lost Souls - The Race That Finds YouPittsburgh · United States · in 51 days12DEC 26
TRAIL
Route 66 RelayOklahoma City · United States · in 51 days13DEC 26
Distances to be confirmed8H
Frosty Looper 8-hourPennsauken · United States · in 52 days
13DEC 26MARATHON50K21K10K
Holiday Victory Lap and Star of Texas 50K, Marathon, Half-Marathon, 10K, 5KSpicewood · United States · in 52 days
13DEC 26MARATHON50K21KRegistration open
Tucson MarathonTucson · United States · in 52 days19DEC 26
Distances to be confirmed4H8H
Blackbeard's Bounty Endurance RacePennsburg · United States · in 58 days19DEC 26
TRAIL100K80K24H
Desert SolsticePhoenix · United States · in 58 days
19DEC 26MARATHON21K5K1.6K
Run for the Ranch - SpringfieldSpringfield · United States · in 58 days
19DEC 26MARATHON50K21K
The Texas Double™Dallas · United States · in 58 days
27DEC 26MARATHON161K240H12H
Across The YearsPhoenix · United States · in 66 days
27DEC 26MARATHON50K21K10K
Holiday FiveWinter Park · United States · in 66 days27DEC 26
TRAIL
Round the Bay Relay and UltraFort Walton Beach · United States · in 66 days31DEC 26
TRAIL80K50K
Go BigHilo · United States · in 70 days31DEC 26
TRAIL12H24H6H
New Year's One DaySan Jose · United States · in 70 days