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Crested Butte Ultra

Crested Butte, United States • 27 Sep 2025

The Crested Butte Ultra is a scenic trail running event held in Crested Butte, Colorado, featuring distances of 50 miles, 55K, and 35K. Runners traverse the stunning Gunnison National Forest, experiencing diverse terrain including mountain meadows, ridges, and wildflower-filled lower elevations. The course offers breathtaking views, fall foliage, and a chance to enjoy the area's natural beauty. The event provides various amenities such as aid stations, race maps, and detailed race guides. Participants can enjoy a weekend in this picturesque mountain town while challenging themselves on some of the best trails in the country. Visit the organization's website for the most recent information.

United States Colorado Crested Butte

Race information

Website Registration
50 mi
50 Miler
55 km
55k
35 km
35k
Visit the organization's website for the most recent information.
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