Bear 100 Endurance Run

Logan, United States • 26 Sep 2025

The Bear 100 Endurance Run is a celebrated 100-mile race held in the picturesque Wasatch-Cache National Forest, Utah, and the Bear River Range, concluding at Bear Lake. Marking its 27th anniversary in 2025, the event features a stunning autumn landscape of pines, aspens, and maples. It serves as a qualifier for prestigious races like Hardrock and Western States 100.

Participants must meet specific qualifying criteria, including completing a 50-mile race in under 16 hours or any 100K or longer event. Additionally, runners are required to contribute eight hours of service to the trail community. Registration opens on December 1, 2024. Visit the organization's website for the most recent information.

Race information

UTMB 100M
100 mi
100 Miler
Visit the organization's website for the most recent information.
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