Otter Creek Mountain Bike Race & Trail Run

Experience the thrill of the Otter Creek Mountain Bike Race & Trail Run on June 12, 2026, at the scenic Harmon Lake Recreation Area in Mandan, North Dakota. This exciting outdoor festival offers competitive challenges for both novice trail runners and experienced mountain bikers, featuring the demanding Otter Creek Trail Run and the high-energy Mountain Bike Race with a $4,200 cash prize evenly awarded to men and women. Beyond the races, participants and spectators can enjoy camping, delicious food, and family-friendly activities, all set within one of North Dakota’s most beautiful natural landscapes. Celebrate adventure, community, and the great outdoors at the Otter Creek Trail Festival, the perfect summer event to connect with nature and fellow outdoor enthusiasts.