Bear 100 Endurance Run
Logan, United States • 26 Sep 2025
The Bear 100 is a fall, 100-mile point-to-point ultramarathon from Logan, Utah to Bear Lake. It runs through the pines, golden aspens and red maples of the Wasatch-Cache National Forest and the Bear River Range, finishing at Bear Lake. The race is a Hardrock and Western States 100 qualifier and carries a UTMB Index rating.
Qualifiers require a 50-mile effort under 16 hours or any 100K, 100 or 200 miler under the race cutoff within a four-year window. Registration is limited, typically fills fast with a waitlist capped at 400. Participants must complete eight hours of service; The Bear 100 reaches its 27th anniversary. Visit the organization's website for the most recent information.