2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
114
|
Mind the DucksMay 09 / 12 Hours
/ Webster NY
|
|
|
113
|
Chippewa 50kApr 25 / 50 KM
/ New Auburn WI
|
|
|
113
|
BanderaJan 10 / 50 KM
/ Bandera TX
|
|
|
113
|
Reesor 50May 16 / 50 Miles
/ Maple Creek SK
|
|
|
113
|
Sinks Canyon Trail RacesJun 13 / 50 KM
/ Lander WY
|
|
|
112
|
Kettle Moraine 100 Endurance RunsJun 13 / 100 Miles
/ La Grange WI
|
|
|
112
|
Ultramaraton Baja TrailMar 15 / 50 KM
/ Tijuana
|
|
|
111
|
Fondren Urban UltraApr 18 / 12 Hours
/ Jackson MS
|
|
|
111
|
New River Gorge Trail FestivalJun 20 / 50 KM
/ Fayetteville WV
|
|
|
110
|
Southern Tour UltraJan 17 / 50 KM
/ Wilmington NC
|
|
|
109
|
Strolling Jim™May 02 / 40 Miles
/ Wartrace TN
|
|
|
109
|
Don't Fence Me In Trail RunMay 09 / 50 KM
/ Helena MT
|
|
|
108
|
Royal Gorge GrooveApr 25 / 50 KM
/ Cañon City CO
|
|
|
107
|
Flat Branch UltraFeb 21 / 50 KM
/ Columbia MO
|
|
|
107
|
Sean O'Brien 100k/50M/50kJan 31 / 50 KM
/ Malibu CA
|
|
|
106
|
Winter Deception PassJan 31 / 50 KM
/ Oak Harbor WA
|
|
|
104
|
Falling Water UltrasApr 25 / 100 KM
/ New River Gorge National Park WV
|
|
|
104
|
PCT 50Jun 06 / 50 Miles
/ Cleveland National Forest CA
|
|
|
104
|
Copper CorridorFeb 28 / 50 KM
/ Superior AZ
|
|
|
103
|
Quad Rock 50May 09 / 50 Miles
/ Fort Collins CO
|
|
|
103
|
Old West Trail RunsMar 14 / 50 KM
/ Julian CA
|
|
|
103
|
Massanutten Mountain Trails 100 Mile RunMay 16 / 100 Miles
/ Fort Valley VA
|
|
|
102
|
Greenland Trail RacesMay 02 / 50 KM
/ Larkspur CO
|
|
|
102
|
Bay Area 100Jun 13 / 100 Miles
/ Oakland CA
|
|
|
101
|
UltraTrax Bear Creek Mountain PAApr 19 / 28 Miles
/ Macungie PA
|
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