2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
11
|
Coyote Two MoonMay 01 / 100 KM
/ Ojai CA
|
|
|
11
|
Blackfoot UltraMay 30 / 100 KM
/ Edmonton AB
|
|
|
11
|
River Ranch Resolution RunJan 31 / 50 KM
/ Liberty Hill TX
|
|
|
11
|
The Midwest Ultra Track ClassicMay 30 / 12 Hours
/ Warrensburg MO
|
|
|
11
|
Haul Ass Ultra Running FestivalJun 06 / 50 KM
/ Erie CO
|
|
|
11
|
Rock On Lake PerryMay 17 / 50 KM
/ Meriden KS
|
|
|
11
|
Farm Park ChallengeMay 02 / 10 Hours
/ Derwood MD
|
|
|
11
|
Jackalope JamFeb 20 / 72 Hours
/ Cat Springs TX
|
|
|
11
|
Ricochet's RiotMar 28 / 50 KM
/ Killeen TX
|
|
|
11
|
Bone Yard Trail RaceMay 16 / 50 KM
/ Brookhaven MS
|
|
|
11
|
Muddy Duck (The Fluffy Duck)Apr 05 / 50 KM
/ Lewis Center OH
|
|
|
11
|
Hard Times Trail RunMar 07 / 50 KM
/ Willard MO
|
|
|
11
|
Lake Travis New Year’s Trail ChallengeJan 01 / 50 KM
/ Lago Vista TX
|
|
|
11
|
Desert WolfApr 25 / 100 KM
/ Johnson City TX
|
|
|
11
|
Groundhog's Lap RaceFeb 14 / 12 Hours
/ Greensboro NC
|
|
|
11
|
American Bottoms 113Mar 21 / 113 Miles
/ Columbia IL
|
|
|
11
|
THUNDER KISS 100M/100K and 20 MilerMar 14 / 100 Miles
/ Sterrett AL
|
|
|
11
|
Mace’s Hideout 100Jun 06 / 100 Miles
/ Beulah CO
|
|
|
11
|
Hungryland 100Mar 21 / 57.2 Miles
/ West Palm Beach FL
|
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|
11
|
Los Lobos Six Hour ChallengeFeb 07 / 6 Hours
/ Kansas City KS
|
|
|
11
|
Earth Day Buckle ManiaApr 24 / 24 Hours
/ Abilene KS
|
|
|
11
|
Coalfields Backyard UltraMay 22 / Backyard
/ Williamson WV
|
|
|
10
|
Winter Challenge Cross CountryJan 11 / 6 Hours
/ Chicago IL
|
|
|
10
|
Running Up for Air Pine - Staunton RocksFeb 06 / 24 Hours
/ Pine CO
|
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|
10
|
EHQ Valley Falls 6 & 12 HourMay 09 / 12 Hours
/ Fairmont WV
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