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Endure Trail Runs

Divide, United States • 16 May 2026

Endure Trail Runs, part of the Human Potential Running Series, is held annually at Mueller State Park near Divide, Colorado. The event offers multiple distances including a unique 12-Hour timed run, marathon, half marathon, and 10k, all featuring scenic single and double-track trails with no pavement. The 12-Hour race involves runners drawing colored balls to determine their next loop, creating a dynamic and personalized challenge.

The 10k, half marathon, and marathon provide a supportive, low-pressure environment with an 11-hour cutoff. The start/finish is at Pisgah Camping Area, with a well-stocked aid station and limited on-site camping. The event emphasizes community, inclusion, and respect for the natural environment. Visit the organization's website for the most recent information.

United States Colorado Divide

Race information

Website
12 hr
12-Hour
26 mi
Marathon
13 mi
Half Marathon
10 km
10k
Visit the organization's website for the most recent information.
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