2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
20
|
Southern States 200Mar 20 / 100 Miles
/ Rocky Face GA
|
|
|
20
|
West Texas UltraApr 18 / 50 KM
/ South Plains TX
|
|
|
20
|
UforeaApr 18 / 50 KM
/ Troy NC
|
|
|
20
|
TutHell 50KMay 02 / 50 KM
/ Sioux Falls SD
|
|
|
20
|
Jackpot Ultra Running FestivalFeb 21 / 6 Hours
/ Henderson NV
|
|
|
20
|
SPASM Lake Chabot Trail RunApr 11 / 50 KM
/ Casto Valley CA
|
|
|
19
|
Salt Flats Endurance RunsMay 01 / 50 Miles
/ Wendover UT
|
|
|
19
|
Heartland 50May 02 / 50 Miles
/ Cassoday KS
|
|
|
19
|
Lake to Ocean 100KMay 30 / 100 KM
/ Port Mayaka FL
|
|
|
19
|
OPSF5050Mar 21 / 50 Miles
/ Spencer IN
|
|
|
19
|
Sri Chinmoy 7 & 13 Hour RacesMay 23 / 13 Hours
/ Seattle WA
|
|
|
19
|
Dogwood Ultra MarathonsMar 21 / 24 Hours
/ Chesterfield VA
|
|
|
19
|
Dawn To Dusk To Dawn Track UltrasMay 09 / 100 KM
/ Sharon Hill PA
|
|
|
19
|
Calistoga Mountain RunApr 12 / 50 KM
/ Calistoga CA
|
|
|
19
|
Glacial EskerApr 25 / 6 Hours
/ Albion IN
|
|
|
19
|
Run with the GoatsApr 18 / 50 KM
/ Kennewick WA
|
|
|
19
|
Snow Bull 6/12 Hour Endurance RunsJan 17 / 12 Hours
/ Whitwell TN
|
|
|
19
|
Armed Forces Endurance RunMay 16 / 12 Hours
/ Fort Wayne IN
|
|
|
19
|
Armed Forces Endurance RunMay 16 / 24 Hours
/ Fort Wayne IN
|
|
|
19
|
Collegeville UltraMay 03 / 50 KM
/ Collegeville MN
|
|
|
19
|
THUNDER KISS 100M/100K and 20 MilerMar 14 / 100 KM
/ Sterrett AL
|
|
|
19
|
Run to RememberApr 18 / 50 KM
/ Sykesville MD
|
|
|
19
|
Camp CroftMar 21 / 50 Miles
/ Spartanburg SC
|
|
|
19
|
Coast To CoasterApr 23 / 230 Miles
/ Sandusky OH
|
|
|
19
|
Selkirk Slacker 12hr Ultra Trail Run & RelayMay 23 / 12 Hours
/ Golden BC
|
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