Oklahoma Half Marathon Calendar
Browse all Oklahoma Half Marathons in 2025 and 2026 by month and by city below. For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up.
We dedicate hours every month searching for races to include in the Oklahoma Half Marathons calendar. If you happen to see any half marathon not included, contact us at [email protected] to submit your race.
Filter Oklahoma Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Filter Oklahoma Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
- 5k, Half Marathon, Road
- Half Marathon, Trail
- 5k, Half Marathon, Marathon, Relay, Road
- 5k, Half Marathon, Marathon, Trail, Ultramarathon
- 5k, Half Marathon, Marathon, Trail
- 5k, Half Marathon, Marathon, Relay, Road
Running in Oklahoma
FAQ
The two most popular half marathons in Oklahoma are the Oklahoma City Memorial Half Marathon with 6,428 finishers in 2023 and the Williams Route 66 Half Marathon with 2,899 finishers in 2023.
The Oklahoma half marathons we recommend most frequently as best for beginners are the:
Williams Route 66 Half Marathon: Called the “Largest Block Party in Oklahoma,” the atmosphere for runners in Tulsa is the best in the state.
Oklahoma City Memorial Half Marathon: Originally designed by two Oklahoma businessmen who were out to create an inspiring event, it was voted one of the ‘Must Run’ Marathons by Runner’s World.
