Trail Running Calendar North Dakota 2025-2026

We have found 4 Trailruns in North Dakota. Check below where and when you can find the races.

Event location and theme The race takes place at Turtle River State Park in Arvilla, North Dakota on October 26, 2025. It is a Halloween-themed trail running event held annually. Runners may compete solo or as part of a relay team and compl..

April 2026

Experience North Dakota's first ultramarathon on April 25, 2026 in McLeod, ND, with 25, 50 and 100 km options along marked trails through the Sheyenne National Grasslands. Expect rolling sandhills, prairie and pockets of forest.

June 2026

Otter Creek Trail Festival returns June 12 to 13, 2026 at Harmon Lake in Mandan, North Dakota featuring mountain bike, trail run and youth races for all abilities. Registration opens November 27, 2025 at midnight CST.

July 2026

Run the Maah Daah Hey Trailrun through dramatic North Dakota Badlands with point to point courses finishing in Medora. Choose from short trail distances to epic ultras up to 116 miles for a scenic, rugged challenge.