Crested Butte Ultra
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About the race
The Crested Butte Ultra is a trail ultramarathon held in Crested Butte, Colorado on September 25, 2027. The event is organized by Mad Moose Events and offers multiple course distances.
- 50 Miler
- 55K
- 35K
The routes traverse sections of the Gunnison National Forest and follow single track trails through mountain meadows and up to exposed mountain ridges. At lower elevations the course passes areas of wildflowers, and fall foliage in the area is noted as comparable to New England.
Race materials and event information include packet pickup details, a race guide, course maps, aid station information, cutoff times, driving directions, frequently asked questions, travel information, and cancellation information. Registration for the event opens on Tuesday, December 1, 2026 at 12:00 AM MT. Visit the organization's website for the most recent information.
