2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
23
|
MST (Mountains To Sea)Mar 07 / 100 Miles
/ Durham NC
|
|
|
23
|
Childish NonsenseApr 25 / 50 KM
/ Palatine IL
|
|
|
23
|
Trail Festival at Pineland FarmsMay 23 / 100 KM
/ New Gloucester ME
|
|
|
23
|
Salt Flats Endurance RunsMay 01 / 50 KM
/ Wendover UT
|
|
|
23
|
JW Corbett Trail RacesApr 11 / 50 KM
/ Loxahatchee FL
|
|
|
23
|
Prairie Spirit TrailMar 28 / 100 Miles
/ Ottawa KS
|
|
|
23
|
Holy Cowan's Gap 50KMay 24 / 50 KM
/ Fort Loudon PA
|
|
|
23
|
InfinitusMay 29 / 100 Miles
/ Ripton VT
|
|
|
23
|
Locomotion 6/12/24 HourApr 25 / 12 Hours
/ East Ridge TN
|
|
|
23
|
Frozen: H3Jan 10 / 50 KM
/ Bethera SC
|
|
|
23
|
Farmdaze 24Feb 21 / 12 Hours
/ Brooklet GA
|
|
|
23
|
Gulf Coast GrindApr 18 / 50 KM
/ Surfside TX
|
|
|
23
|
The DUCFeb 06 / 100 KM
/ Pocomoke MD
|
|
|
23
|
Funest 50kApr 18 / 50 KM
/ Mulberry FL
|
|
|
23
|
Spring FeverApr 11 / 8 Hours
/ Hingham MA
|
|
|
23
|
The Big Deal at Great SealMay 02 / 100 Miles
/ Chillicothe OH
|
|
|
23
|
Bourbon Country 25K/50KMar 28 / 50 KM
/ Shepherdsville KY
|
|
|
23
|
Las Virgenes Canyon Trail RacesApr 25 / 54 KM
/ Los Angeles (West Hills) CA
|
|
|
23
|
NoCo Urban Ultra and RelayApr 12 / 50 Miles
/ Greeley CO
|
|
|
23
|
Grit & Grace Trail RaceFeb 28 / 12 Hours
/ Reidsville NC
|
|
|
23
|
Lazy A Backyard UltraMay 09 / Backyard
/ Udall KS
|
|
|
22
|
Badlands Race SeriesMay 17 / 50 KM
/ Brighton MI
|
|
|
22
|
Grizzly PeakMay 09 / 50 KM
/ Berkeley CA
|
|
|
22
|
Heartland 50May 02 / 50 KM
/ Cassoday KS
|
|
|
22
|
Jackalope JamFeb 20 / 100 Hours
/ Cat Springs TX
|
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