Ultramarathons in Oklahoma
As of October 6, 2026, Crewable lists 10 upcoming ultramarathons in Oklahoma from October 2026 to May 2027. The next is OKLAHOMA CITY TRAIL RUNNING FESTIVAL on October 10 in Guthrie. Registration is open for 3.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
Race calendar
October 2026
3 racesNovember 2026
3 racesJanuary 2027
1 raceFebruary 2027
1 raceMarch 2027
1 raceMay 2027
1 raceQuick answers
What is the next ultramarathon in Oklahoma?
OKLAHOMA CITY TRAIL RUNNING FESTIVAL, on Saturday, October 10, 2026, in Guthrie. Distances: 50K, 35K, 15K.
How many ultramarathons in Oklahoma have open registration?
3 of the 10 list registration as open as of October 6, 2026, including OKLAHOMA CITY TRAIL RUNNING FESTIVAL, Lake Murray Endurance Run and Liberty's Lost Treasure.
What is the busiest month for ultramarathons in Oklahoma?
October 2026, with 3 of the 10. November 2026 follows with 3.
Neighboring states
More ways to browse
Race planning
Plan your Oklahoma race
Aid stations, cutoffs and pacing in one free plan. Crew invites and race-day updates come with a Race Pass.
Plan a race free