2026 Biggest ultra running races
By finisher count. North American races only.| Finishers | Event | Winner |
|---|---|---|
|
44
|
SurvivorfestJun 13 / 50 KM
/ Sherwood Park AB
|
|
|
44
|
Capital Backyard UltraMar 28 / Backyard
/ Lorton VA
|
|
|
44
|
Burney Mountain 100Jun 19 / 100 Miles
/ Burney CA
|
|
|
44
|
Cow Ford 50 milerMar 28 / 50 Miles
/ Jacksonville FL
|
|
|
44
|
Bridle Trails Winter Trail Running FestivalJan 10 / 50 KM
/ Bellevue WA
|
|
|
44
|
Leona DivideApr 18 / 100 Miles
/ Lake Hughes CA
|
|
|
44
|
Sulphur Springs Trail RaceMay 23 / 100 Miles
/ Ancaster ON
|
|
|
44
|
ICY-8Feb 06 / 8 Hours
/ Lake Anna State Park VA
|
|
|
44
|
3 Days at the FairMay 16 / 24 Hours
/ Augusta NJ
|
|
|
44
|
The Swamp Fox UltraMar 07 / 50 Miles
/ McClellanville SC
|
|
|
43
|
Schuylkill River Relay 50kApr 25 / 50 KM
/ Phoenixville PA
|
|
|
43
|
Redwood Trail Run (Spring)Mar 21 / 50 KM
/ Oakland CA
|
|
|
43
|
UforeaApr 18 / 50 KM
/ Troy NC
|
|
|
42
|
Mission Trails Twilight RunsMay 23 / 50 KM
/ San Diego CA
|
|
|
42
|
Riverlands 100May 02 / 100 Miles
/ Turner ME
|
|
|
42
|
Possum's RevengeMay 16 / 56 KM
/ Graford TX
|
|
|
42
|
Holly Springs Race Against the SunFeb 21 / 12 Hours
/ Holly Springs NC
|
|
|
42
|
Metahqua 24Jun 06 / 24 Hours
/ Chillicothe OH
|
|
|
42
|
Yankee Springs Winter ChallengeJan 03 / 50 KM
/ Middleville MI
|
|
|
42
|
Bel MonteMar 14 / 50 Miles
/ Waynesboro VA
|
|
|
42
|
Zane GreyApr 18 / 50 KM
/ Payson AZ
|
|
|
42
|
ZumbroApr 11 / 100 Miles
/ Theilman MN
|
|
|
41
|
Zane GreyApr 18 / 50 Miles
/ Payson AZ
|
|
|
41
|
Dizzy DazeMar 28 / 12 Hours
/ Seattle WA
|
|
|
41
|
Super Bull Trail ChampionshipsMar 07 / 50 KM
/ Wooster OH
|
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