The Great Divide Ultra

Divide, United States • 7-8 Jun 2025

The Great Divide Ultra is a premier trail running event taking place on June 7-8, 2025, in Divide, Colorado. This festival features a variety of race distances, including 100-mile, 100K, 50K, and 25K options, all set against the stunning backdrop of Mueller State Park. Participants will enjoy smooth single and double-track trails, with well-stocked aid stations and generous cutoffs. New for 2025, all 50K and 25K runners will park at the John Wesley Ranch, with shuttle services provided. The event also includes the Dark Divide Night Run, offering a unique nighttime running experience. Visit the organization's website for the most recent information.

Race information

100 mi
100 Miler
100 km
100k
50 km
50k Sun
50 km
50k Night
50 km
50k Sat
25 km
25k Sun
25 km
25k Sat
25 km
25k Night
Visit the organization's website for the most recent information.
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