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Obstacle Race Calendar near Grand Lake 2025-2026

Explore the top obstacle runs near Grand Lake for 2025-2026! We've gathered 11 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
1-2
Fr - Sa

Rocky Mountain Half Marathon

5 km 13 mi
Aug
16
Saturday

Buffalo Run - Grand Lake, CO

5 km
Aug
23
Saturday

Byers Peak Stampede Half Marathon

Trail Run 5 km 13 mi
Aug
24
Sunday

Run With the Panthers 8K

8 km
Aug
30-31
Sa - Su

Calarat Challenge Trail Running Festival

Trail Run 5 km 10 km 13 mi
September 2025
Sep
13
Saturday

Snow Mountain Ranch

Trail Run 5 km 10 km ... 33 km 50 km
Sep
13
Saturday

Ned Ned Half Marathon

Trail Run 5 km 10 km 13 mi
October 2025
Oct
4
Saturday

Rocky's Backyard Ultra

Backyard Ultra 4 mi
December 2025
Dec
6
Saturday

Thumbs Up Vertical Challenge

Trail Run
January 2026
Jan
24-25
Sa - Su

USCSA Cross Country Ski Racing Festival

Trail Run 3 km 7 km 15 km
June 2026
Jun
13
Saturday

Summits Trail Runs

Trail Run 6 mi 13 mi ... 50 km 12 hr
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