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.
06NOV 26
Distances to be confirmed24H
Lynchburg UltraFestLynchburg · United States · in 15 days07NOV 26
TRAIL50K12H24H
Azalea 12/24 HourPalatka · United States · in 16 days07NOV 26
TRAIL50K15K
Big Texas UltraGeorgetown · United States · in 16 days07NOV 26
Distances to be confirmed12H24H6H
Colorado 24 Hour RunFort Collins · United States · in 16 days07NOV 26
TRAIL50K33K17K
Conquer the Castle Trail RaceMayfield · United States · in 16 days07NOV 26
TRAIL37K24K13K
GRRR 50K & RelayGalloway · United States · in 16 days07NOV 26
TRAIL32K16K
Hearts for Our Hospital Bicycle ChallengeLady Lake · United States · in 16 days07NOV 26
TRAIL5K
Kaiser Permanente Get Fit FestivalWestpark · United States · in 16 days
07NOV 26TRAIL42K30K21K
Lake Chabot Trail RunCastro Valley · United States · in 16 days07NOV 26
TRAIL12H24H6H
Race for DFLWinchendon · United States · in 16 days07NOV 26
Distances to be confirmed24H
Run Til You Snowdrop-24 Hour Treadmill RunAppleton · United States · in 16 days07NOV 26
TRAIL25K
The Pain in Green LaneGreen Lane · United States · in 16 days07NOV 26
TRAIL
The Unselfish UltraGolden · United States · in 16 days07NOV 26
TRAIL32K5K1.6K
Veterans Trail FestivalHookstown · United States · in 16 days
07NOV 26HALF48K10K5K
ZD30 The Summit (1 Mile, 5K, and 10K, 1/2 Marathon, 30 Mile Ultra)Boise · United States · in 16 days14NOV 26
Distances to be confirmed6H
Bound for the Hounds 6 Hour UltraCanandaigua · United States · in 23 days14NOV 26
Distances to be confirmed12H24H6H
Creek Trail CrusherParagould · United States · in 23 days14NOV 26
Distances to be confirmed6H
Never Ending Nolte 6-HourEnumclaw · United States · in 23 days14NOV 26
TRAIL25K
Pacific Trails California by UTMB (HOKA)Santa Ynez · United States · in 23 days14NOV 26
TRAIL
Route 66 UltraRunSeligman · United States · in 23 days
14NOV 26MARATHON50K21K
Roxbury Fall ClassicRoxbury · United States · in 23 days
14NOV 26MARATHON50K21K15K
RYR Endurance Race WeekendOwensboro · United States · in 23 days14NOV 26
TRAIL
Sugar Rush RelaySugar Land · United States · in 23 days14NOV 26
TRAIL
Upchuck 50KChattanooga · United States · in 23 days15NOV 26
TRAIL
Hamilton County Taco Bell 50kCarmel · United States · in 24 days19NOV 26
TRAIL80K50K
DC Ultra RaceWashington · United States · in 28 days20NOV 26
TRAIL100K50K12H
Fat Ox Endurance RunsBuckeye · United States · in 29 days21NOV 26
Distances to be confirmed12H24H
Black Gold 24hr and 12hr Endurance ChallengeBelfry · United States · in 30 days21NOV 26
Distances to be confirmed3H12H24H
Circle Endurance Event 6, 12, 24 HourRinggold · United States · in 30 days21NOV 26
10K50K25K5K
Hit The Road, Jack! - Carthage, MOCarthage · United States · in 30 days21NOV 26
TRAIL
JFK 50 MileBoonsboro · United States · in 30 days21NOV 26
Distances to be confirmed12H24H6H
Oakwood 24 at Lakeside RetreatsRaleigh · United States · in 30 days21NOV 26
Distances to be confirmed2H4H6H
The Captain’s RunaroundRiverbank · United States · in 30 days21NOV 26
10K50K40K30K
The Midwest Ultra Trail ClassicKnob Noster · United States · in 30 days
21NOV 26MARATHON47K26K21K
Williams Route 66 MarathonTulsa · United States · in 30 days22NOV 26
TRAIL25K8K
Regal Beagle UltraAkron · United States · in 31 days
27NOV 26TRAIL80K50K42K
Colorado River Run Marathon, Ultra and Taco TrotMarble Falls · United States · in 36 days28NOV 26
TRAIL12H24H3H
Boundiful Endurance RunsHemet · United States · in 37 days
28NOV 26MARATHON50K21K
Seattle Ghost Marathon, Half & 50KSeattle · United States · in 37 days28NOV 26
Distances to be confirmed24H
The Challenge: Walk/Run for Clean WaterBossier City · United States · in 37 days