100 Mile Races in Utah
As of October 6, 2026, Crewable lists 5 upcoming 100 mile races in Utah from October 2026 to April 2027. The next is Pony Express Trail Run on October 16 in West of Faust. Registration is open for 3.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
2 racesNovember 2026
1 raceApril 2027
2 racesQuick answers
What is the next 100 mile race in Utah?
Pony Express Trail Run, on Friday, October 16, 2026, in West of Faust. Distances: 100 mi, 50 mi.
How many 100 mile races in Utah have open registration?
3 of the 5 list registration as open as of October 6, 2026, including Pony Express Trail Run, Endless Day Backyard Ultra and Ponderosa Polar Challenge 2026.
What is the busiest month for 100 mile races in Utah?
October 2026, with 2 of the 5. April 2027 follows with 2.
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