Trail races in Washburn, ND with a 4 mile coulee course and a 1.5 mile kids run for ages 10 and under. The course features grass, gravel, logs and muddy sections, and awards are given by overall and age divisions.

Fri - Sat Jun 12-13

Otter Creek Trail Run

Mandan

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4 mi

13 mi

Two-day trail and mountain bike festival at Harmon Lake, Mandan, North Dakota, on June 12 and 13, 2026. Multiple bike distances and trail run loops, camping and food, plus a $4,200 equal cash payout for the mountain bike races.

Saturday Jun 20

Hide Away Bay 5K

Garrison - 62 mi from Mandan

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5 km

Charity 5K trail race in Garrison on June 20, 2026, with proceeds to rural area schools. Medals and prizes for top finishers by age and gender, a turtle trophy, and best dressed awards. Entry fee $45 for ages 16 and up.

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