Deep Creek Trail Half Marathon

The San Juan Solstice 50 Mile is a challenging ultramarathon held annually near Lake City, Colorado, typically around the summer solstice in June. Established in 1995, the race covers a 50-mile course through high mountain terrain, including snowfields and creek crossings on the Continental Divide...

The John Cappis is a challenging 50K mountaineering event held near Silverton, Colorado, featuring approximately 19,000 feet of elevation gain across rugged terrain. Participants summit several peaks around Silverton on an unmarked, mostly off-trail course with elevations ranging from 9,300 to 13,30..

The Hardrock 100 is a challenging 100-mile ultramarathon held annually in the San Juan Mountain Range of southwestern Colorado. The race features a counter-clockwise loop course that traverses rugged backcountry terrain, including 4WD roads, dirt trails, and cross-country sections. Runners experienc..

The Ouray 100 Mile Endurance Run is a challenging ultramarathon held in Ouray, Colorado, nestled in the scenic San Juan Mountains. Covering 100 miles with approximately 41,862 feet of elevation gain, the course features fourteen major climbs, including a final 5,000-foot ascent to the Bridge of Heav..

The Silverton Alpine Marathons, held in Silverton, Colorado, offer trail running events including a 50K, marathon, and 8-mile race through the scenic San Juan Mountains. The courses follow the historic Alpine Loop jeep roads, passing ghost mining towns like Howardsville, Eureka, Animas Forks, and Gl..

The Kendall Mountain Run is a challenging mountain race held annually in Silverton, Colorado. It features two distances: a 12-mile course and an 11-kilometer course. Starting at 9,318 feet in downtown Silverton, runners ascend jeep roads to a thrilling final scramble to the summit of Kendall Mountai..