Trail Running calendar near Dolores 2025-2026

The Mountain Marmot Trail Run, presented by Durango Running Company, is a challenging 12-mile trail race held at Purgatory Resort in Durango, Colorado. The course features a steady climb of about 1,800 feet from the base to the top of Lift 8, followed by a downhill return, showcasing stunning single..

Ouray Mountain Trail Run takes place in Ouray, Colorado, on September 20, 2025, and covers 13 miles of mountainous terrain, starting and finishing at Fellin Park. A fundraiser for Ouray School, it’s hosted by PATT and the HS Outdoor Education Class to support student trips to Moab, Denver, Washingto..

Deep Creek Trail Half Marathon is a roughly 13-mile trail race in Telluride, Colorado. The course starts at the beginning of Last Dollar Road near the Telluride Airport, runs to the Deep Creek Corral, then climbs into Aspen-filled woods and follows the Deep Creek Trail back to Telluride. The mostly..

Hanging Flume 50k is an ultrarunning trail race in Uravan, Colorado, starting and finishing at the historic Uravan Ballpark. The 50-kilometer course forms a large loop that mostly follows old mining two-track and remote desert single-track, threading canyons, slick-rock, and expansive southwestern v..

The Chicken Creek Challenge is a cross-country running event held in Mancos, Colorado, featuring races for middle and high school athletes. Middle school participants compete in 3.5-kilometer races, while high school runners tackle 5-kilometer courses. The event includes multiple categories such as..

The Sheriff’s Shootout is a lap-based endurance race held on October 18, 2025, in Montezuma County, Colorado. The event is organized by Dolores Bike Hostel and local community members. Runners choose between 6-hour and 12-hour race options. Both time options are open to solo runners; team divisions..

Bears Ears Ultra is a trail running event held in the scenic Abajo Mountains near Monticello, Utah, featuring 50-mile, 50K, and 30K race distances. Participants enjoy stunning panoramic views of iconic landmarks such as Canyonlands National Park, Bears Ears National Monument, Monument Valley, and th..

San Juan Solstice 50 Mile Run is an ultramarathon scheduled for June 20, 2026. The event features a 50-mile course, with a dedicated course info page and an alternate course option, underscoring a challenging yet community-focused atmosphere. Entry is lottery-based with a cap of 300 runners; selecte..

The John Cappis is a challenging endurance peakbagging event held near Silverton, Colorado, featuring a roughly 50k course with about 19,000 feet of elevation gain. Participants summit multiple peaks in the rugged San Juan Mountains, navigating an unmarked, mostly off-trail route with elevations ran..

The Silverton Alpine Runs take place Saturday, July 18, 2026, in Silverton, Colorado, in the San Juan Mountains. The start and finish are at Silverton Memorial Park on Greene Street. Online registration for the event closes Sunday, July 12. Live split tracking is provided during race weekend. 50K..

The Kendall Mountain Runs take place in Silverton, Colorado on Sunday, July 19, 2026. The event offers the following distances: 12 Mile 11 Kilometer (approx. 6.8 miles) The 12-mile course starts in downtown Silverton and climbs from about 9,318 feet to the summit area near 13,060 feet, with rough..

The Kennebec Mountain Run is a 15-mile trail race in the La Plata Mountains near Hesperus, Colorado. The course gains about 3,100 feet and reaches a high point near 12,200 feet at Kennebec Pass. The event emphasizes alpine scenery, including views of the Animas and Dolores River valleys and alpine..

Distances: 100 mile 50 mile 50k The event uses a newly approved single-loop course that circumnavigates the La Sal Mountains. The 100 mile route has an average elevation over 8,700 ft and features roughly 23,000 to 25,000 feet of cumulative elevation gain. The course reaches a high point on Manns..

The Imogene Pass Run will take place in Telluride on Saturday 12 September 2026.