2021 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
14
|
Nanny GoatMay 29 / 100 Miles
/ Riverside CA
|
|
|
14
|
Dawg Gone Long RunJul 10 / 50 Miles
/ Waynesville OH
|
|
|
14
|
Southern DiscomfortJul 31 / 12 Hours
/ Albany GA
|
|
|
14
|
NJ Trail Series One DayOct 08 / 12 Hours
/ Augusta NJ
|
|
|
14
|
Black River Trail ClassicOct 23 / 50 KM
/ Black River Falls WI
|
|
|
14
|
A Stroll in the ParkOct 02 / 12 Hours
/ Suwanne GA
|
|
|
14
|
Ghost Train Trail RacesOct 16 / 75 Miles
/ Brookline NH
|
|
|
14
|
Farm Park ChallengeMay 01 / 10 Hours
/ Derwood MD
|
|
|
14
|
The Guts To Try Ultra (Bear Bait Ultras)Jan 16 / 100 KM
/ Milton FL
|
|
|
14
|
Whispering Pines Endurance RaceFeb 14 / 6 Hours
/ Inverness FL
|
|
|
14
|
Tally in the ValleyJul 24 / 12 Hours
/ Dundas ON
|
|
|
14
|
Connecticut Ultra Traverse #CUT112Jun 04 / 112 Miles
/ Southwick MA
|
|
|
14
|
Sangre de Cristo Trail FestivalSep 25 / 101.3 Miles
/ Westcliffe CO
|
|
|
14
|
Wood Splitter Summer SolsticeJun 19 / 15 Hours
/ Mount Vernon OH
|
|
|
14
|
Wood Splitter Winter SolsticeDec 18 / 9 Hours
/ Mount Vernon OH
|
|
|
14
|
Buffalo Mountain Endurance Run ChallengeOct 02 / 24 Hours
/ Jonesborough TN
|
|
|
14
|
Night Owl ShuffleOct 02 / 6 Hours
/ Lake Elmo MN
|
|
|
14
|
Elder Creek Trail Runs 50mile/100kMar 06 / 24 Hours
/ Anza CA
|
|
|
14
|
Le Tour De Mission ViejoJan 16 / 50 KM
/ San Juan Capistrano CA
|
|
|
14
|
Dirty Feet Winter Trail Series #3Feb 27 / 50 KM
/ Julian CA
|
|
|
14
|
Vero Beach Octopus UltraJul 24 / 50 Miles
/ Vero Beach FL
|
|
|
14
|
Swiss Valley Trail RacesOct 02 / 50 KM
/ Peosta IA
|
|
|
14
|
Le Tour De Orange CountyApr 11 / 50 Miles
/ Mission Viejo CA
|
|
|
13
|
Mountaineer RumbleNov 06 / 100 KM
/ Clover SC
|
|
|
13
|
Dismal Swamp 50KDec 04 / 100 KM
/ Chesapeake VA
|
The results database is the property of UltraRunning Magazine. Use of the information and data is allowed and encouraged, however when it is shared or published attribution is required, as follows: Source UltraRunning Magazine (and if online, a link to UltraRunning.com).

