2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
10
|
Rim Rock 50 Mile Trail ChallengeMay 16 / 50 Miles
/ Napa CA
|
|
|
10
|
Ozark Foothills Endurance RunsApr 11 / 50 KM
/ Wildwood MO
|
|
|
9
|
Badger Mountain ChallengeMar 27 / 50 Miles
/ Richland WA
|
|
|
9
|
Double Top Stone AnvilApr 18 / 50 KM
/ Chatsworth GA
|
|
|
9
|
Pigtails ChallengeMay 23 / 100 Miles
/ Renton WA
|
|
|
9
|
Yankee Springs Trail RunMay 30 / 100 KM
/ Middleville MI
|
|
|
9
|
LeatherwoodApr 11 / 50 Miles
/ Ferguson NC
|
|
|
9
|
Cottontail 6 & 12 HourApr 18 / 12 Hours
/ Seattle WA
|
|
|
9
|
Pulse Endurance Runs (Pickled Feet)Mar 20 / 100 Miles
/ Eagle ID
|
|
|
9
|
Happy Chinese New YearFeb 14 / 50 Miles
/ San Diego CA
|
|
|
9
|
Back 9 Endurance RunMay 23 / 12 Hours
/ Copper Harbor MI
|
|
|
9
|
High Lea 6/12/24 hourMay 16 / 12 Hours
/ Richfield OH
|
|
|
9
|
High Lea 6/12/24 hourMay 16 / 100 Miles
/ Richfield OH
|
|
|
9
|
The SticksMay 30 / 12 Hours
/ Norton KS
|
|
|
9
|
The Long Run - Spring ForwardApr 04 / 6 Hours
/ Wind Gap PA
|
|
|
9
|
Blue Heron HundredsApr 11 / 100 KM
/ Mooresville AL
|
|
|
9
|
Flagstaff Doggie Dash & Ultra Bash!May 24 / 12 Hours
/ Flagstaff AZ
|
|
|
9
|
Hoof It on the HillMay 30 / 52 KM
/ Cherry Creek NY
|
|
|
9
|
Space Pirate 100Feb 21 / 50 Miles
/ Port Canaveral FL
|
|
|
9
|
Marathon Monk UltraJun 06 / 27 Miles
/ Hillsborough NC
|
|
|
9
|
Sam's Last StandFeb 28 / 96 Miles
/ Cleveland TX
|
|
|
9
|
Last Fool Standing, 24 & 12 hour RunsMar 28 / 12 Hours
/ Poulsbo WA
|
|
|
9
|
West Texas UltraApr 18 / 50 Miles
/ South Plains TX
|
|
|
9
|
Perennial: A Time Based Endurance RunMar 07 / 6 Hours
/ Belmont NC
|
|
|
9
|
Snaketail 50Apr 11 / 50 Miles
/ Summertown TN
|
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