2021 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
9
|
Underdown Trail RacesAug 21 / 50 KM
/ Merrill WI
|
|
|
9
|
Marji GesickSep 18 / 100 Miles
/ Ishpeming MI
|
|
|
9
|
Tejas Dirt FestivalMar 13 / 100 KM
/ Rocksprings TX
|
|
|
9
|
END-TRAILS 12-hour and 6-hour trail runNov 07 / 12 Hours
/ Arvilla ND
|
|
|
9
|
Relentless 50k/50mOct 16 / 50 KM
/ Denholm QC
|
|
|
9
|
Shawnee Hills 100Aug 28 / 100 Miles
/ Ozark IL
|
|
|
9
|
Skydive Ultra RunJan 30 / 50 Miles
/ Clewiston FL
|
|
|
9
|
Maria's Spring FliingApr 10 / 24 Hours
/ Kennesaw GA
|
|
|
9
|
Riverbend UltrasSep 18 / 12 Hours
/ Jupiter FL
|
|
|
9
|
Hell Hath No HurryJul 03 / 50 Miles
/ Pittsburgh PA
|
|
|
9
|
Kensington MarathonJul 25 / 50 KM
/ Kent Lake MI
|
|
|
9
|
Elder Creek Trail Runs 50mile/100kMar 06 / 50 KM
/ Anza CA
|
|
|
9
|
Warhorse UltraAug 07 / 6 Hours
/ Wartrace TN
|
|
|
9
|
DayDayUp MiramarDec 26 / 24 Hours
/ San Diego CA
|
|
|
9
|
Crimson Lake Trail VentureJul 17 / 30 Miles
/ Stockton MO
|
|
|
9
|
MCW Westfield UltraJul 24 / 24 Hours
/ Westfield NJ
|
|
|
9
|
Extreme RavineJul 18 / 50 KM
/ Binghamton NY
|
|
|
9
|
FOKing Run for the GreenhouseAug 28 / 8 Hours
/ Manning SC
|
|
|
9
|
Gaspesia 100Jun 18 / 106 KM
/ Percé QC
|
|
|
9
|
Fall Back Blast Trail RunNov 06 / 50 KM
/ Eau Claire WI
|
|
|
9
|
The KrrbrrrApr 10 / 8 Hours
/ Palmer AK
|
|
|
9
|
One Track MindOct 30 / 24 Hours
/ Duncan BC
|
|
|
8
|
Cotton Pickin 50KOct 23 / 50 KM
/ Mercer TN
|
|
|
8
|
Summit 50/50Oct 30 / 50 Miles
/ Salamanca NY
|
|
|
8
|
Breck CrestSep 05 / 50 KM
/ Breckenridge CO
|
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