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Devil's Backbone

Bozeman, United States • 12 Jul 2025

The Devil's Backbone 50 Mile & Relay is a challenging ultramarathon set in the rugged Gallatin National Forest of Montana. Designed for experienced trail runners, the event features a demanding 50-mile course with over 10,000 feet of elevation gain, offering stunning views of the Gallatin and Bridger mountain ranges. Participants can choose to run solo or as part of a relay team. The race emphasizes self-sufficiency, with limited aid stations and a requirement for mandatory gear. Donations are encouraged to support local nonprofits focused on mental health and outdoor community initiatives. Visit the organization's website for the most recent information.

United States Montana Bozeman

Race information

Website Registration
50 mi
10000 m+
50 Mile
Visit the organization's website for the most recent information.
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