2021 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
1
|
Do Stop Trail RaceFeb 26 / 6 Hours
/ Bremond TX
|
|
|
1
|
Do Stop Trail RaceFeb 26 / 12 Hours
/ Bremond TX
|
|
|
1
|
Tunxis Trail UltramarathonSep 12 / 60 KM
/ Burlington CT
|
|
|
1
|
La NuitJul 23 / 6 Hours
/ Dallas TX
|
|
|
1
|
Day of the Dead SeriesOct 29 / 50 KM
/ Las Cruces NM
|
|
|
1
|
Back On The Ranch Trail RunOct 02 / 6 Hours
/ Los Olivos CA
|
|
|
1
|
Outlaw 100 OklahomaFeb 13 / 135 Miles
/ Wilburton OK
|
|
|
1
|
Happy Camper Endurance RunJun 17 / 150 Miles
/ Westminster CO
|
|
|
1
|
Badgerland Striders 24-12-6 Hour RunsSep 04 / 6 Hours
/ Delafield WI
|
|
|
1
|
Desert SolsticeDec 11 / 50 Miles
/ Phoenix AZ
|
|
|
1
|
Tahoe Midnight Express Ultra 72Oct 31 / 72 Miles
/ Lake Tahoe CA
|
|
|
1
|
Hawaii Kai Ultra Run – XTremeJul 24 / 100 KM
/ Honolulu HI
|
|
|
1
|
Hawaii Kai Ultra Run – XTremeJul 24 / 50 Miles
/ Honolulu HI
|
|
|
1
|
Ultra Trail MontemorelosOct 10 / 50 KM
/ Montemorelos Nuevo León
|
|
|
1
|
Lake Murray Endurance RunOct 23 / 100 Miles
/ Ardmore OK
|
|
|
1
|
Blood Root UltraMay 12 / 200 Miles
/ Pittsfield VT
|
|
|
1
|
Beatty's Backyard UltraNov 06 / Backyard
/ Beatty NV
|
|
|
1
|
Tartarus Backyard UltraApr 24 / Backyard
/ Spokane WA
|
|
|
1
|
Slightly Less Monotonous UltraJun 05 / 6 Hours
/ Deer Lodge TN
|
|
|
1
|
Midwest EverestSep 25 / 100 Miles
/ Belmont MI
|
|
|
1
|
MRT 5K to 50KFeb 20 / 50 KM
/ Statesville NC
|
|
|
1
|
Lake Ridge Endurance RunSep 11 / 6 Hours
/ Dublin VA
|
|
|
1
|
Go BigDec 31 / 100 Miles
/ Hilo HI
|
|
|
1
|
Go BigDec 31 / 100 KM
/ Hilo HI
|
|
|
1
|
The Tennessee MileDec 04 / 6 Hours
/ Franklin TN
|
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