1 event in Mandan, North Dakota
From big races to Saturday morning group runs—find trail running events and connect with the local endurance sports community.
Mandan
1 event in Mandan-
Fri, Jun 12, 2026 at 6:00 PMSee full details
Ride. Run. Celebrate the trails — North Dakota style.
Welcome to the Otter Creek Trail Festival, a two-day celebration of off-road adventure at Harmon Lake Recreation Area near Mandan, North Dakota.
Compete in the Otter Creek Trail Run or the Otter Creek Mountain Bike Race — then stick around for camping, food, and family fun at one of North Dakota’s most scenic outdoor venues.
🌟 Festival Overview 🌟
Date: June 12-13, 2026
Location: Harmon Lake, Mandan, ND
Events: Trail Run | Mountain Bike Race
Prizes: $4,200 total mtb race cash payout — equal for men and women
Host: 701 Cycle & Sport
The Otter Creek Trail Festival is a weekend designed for everyone — from first-time trail runners to expert mountain bikers chasing podium spots. Come for the race, stay for the community, and experience why Harmon Lake is North Dakota’s favorite summer trail destination.
Local Clubs & Organizations
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Club
USA Swimming Club. Safe Sport Recognized. 155 members.
[email protected] +1 701-663-4618