Ouray 100 Mile Endurance Run

The Ouray 100 Mile Endurance Run is a challenging ultramarathon set in the breathtaking San Juan Mountain range of Colorado, known as the "Switzerland of America." Participants face an elevation gain of approximately 41,862 feet over the course of the race, featuring fourteen significant climbs. To enter, runners must complete eight hours of volunteer service or pay an opt-out fee. The event emphasizes a no-frills, competitive spirit, rewarding top finishers with cash prizes, contingent on drug testing.

The race culminates at Fellin Park, where finishers receive a unique belt buckle and can enjoy the local hot springs. Visit the organization's website for the most recent information.