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Obstacle Race Calendar near Oak Ridge 2025-2026

Explore the top obstacle runs near Oak Ridge for 2025-2026! We've gathered 46 exciting races in the area. Check out our detailed list below to find your next local race.

January 2026
Jan
24
Saturday

Oak Ridge 10 Miler

5 mi 10 mi
March 2026
Mar
1
Sunday

Oak Ridge to Kingston Express Marathon

April 2026
Apr
11-12
Sa - Su

Knoxville Marathon

5 km 13 mi 26 mi
Apr
18
Saturday

World's Fair Ultras

Backyard Ultra 3 hr 6 hr 12 hr 24 hr
May 2026
May
2
Saturday

Dogwood Classic 5K Run/Walk

5 km
May
9
Saturday

Mudder's Day Madness Mud Run 5K

Obstacle Run 5 km
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