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Cool Moon 100 Mile Endurance Run

Cool, United States • 14 Jun 2025

The Cool Moon 100 Mile Endurance Run is a challenging ultramarathon set in the scenic landscapes of Northern California. Participants will tackle a total distance of 100 miles, consisting of four 13.5-mile loops and four 11.5-mile loops, with a total elevation gain of approximately 13,600 feet. Runners have a generous 37-hour cutoff to complete the race and earn a unique handcrafted silver buckle. The course features a mix of single track and fire roads, with well-marked trails and multiple aid stations. Pacers are allowed after the third loop, and crews can assist at designated areas. Visit the organization's website for the most recent information.

United States California Cool

Race information

Website Registration
100 mi
100 Miler
Visit the organization's website for the most recent information.
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