Trail Running calendar near Ridgway 2026-2027

Three summer trail races in Durango pair 5K to 10K courses with local breweries, post race beer for those 21 and older, and awards. Each event is professionally timed and benefits local nonprofit partners.

San Juan Solstice 50 Mile Run on June 20, 2026 uses MAProgress live tracking; entry was by lottery with 300 registered and 285 on the waitlist. All runners must carry a registered tracker which can be owned, borrowed, or rented.

A rugged, mostly off-trail 50k around Silverton, CO, with about 19,000 ft of ascent and a roughly 19-hour cutoff. Entry is limited and restricted to club members with proven mountain navigation experience.

An uphill foot race in Telluride that benefits the Good Neighbor Fund, following the Telluride Trail to San Sophia ridge. The event uses age and gender categories, awards medals by category, and lists specific bib pickup dates before the ra..

A 100 mile loop ultramarathon in the San Juan Mountains of southern Colorado, featuring about 66,394 feet of total elevation change and an average elevation of 11,186 feet. The course uses 4WD roads, dirt trails and cross country terrain.

Experience Crested Butte’s oldest trail challenge with running and mountain biking events. Choose between a 25 km loop or the classic 15 km sprint in this high elevation mountain competition.

A 100-mile trail race in Ouray, Colorado, with about 41,862 feet of elevation gain across fourteen climbs and a 52-hour cutoff. Runners must complete eight hours of volunteer service or pay a $100 opt-out fee; winners face drug testing and..

Trail races around Silverton, Colorado on the Alpine Loop with 50K, marathon and 8-mile courses passing historic mining towns and reaching California Pass at about 12,930 feet; aid stations, chip timing, no pacers, and limited crew access.

Trail running event in Mesa, Colorado on July 18, 2026 offering 5 km and 15 km courses. Organized by the Grand Junction Sports Commission; volunteers can register and full refunds or deferrals apply if canceled for severe weather.

Kendall Mountain Run in Silverton on July 19, 2026 features a 12 mile summit route climbing from 9,318 ft to 13,066 ft and an 11 km out and back to Deer Park, with cupless aid stations and a six hour time limit.

Creede 50 and 100 take place in Creede on July 25 and 26, 2026, offering 50 mile and 100 mile courses organized by Tempest Adventures. The event site provides runner information, course details, crew and pacer guidance, and support resource..

A mountain trail event on Colorado’s Grand Mesa on July 25, 2026 offering 50 mile, 55K and 30K courses with technical single track, alpine scenery and multiple camping options.

High altitude mountain trail races in Telluride on July 25th 2026, featuring a 30K with about 5,800 ft of gain and a 10 mile with about 3,500 ft, mainly on technical alpine singletrack and double track.

A 15 mile mountain trail run on August 1, 2026 that climbs about 3,100 feet and reaches over 12,000 feet at Kennebec Pass. The course offers alpine terrain and views of the Animas and Dolores River valleys while supporting La Plata County S..

A self navigated 100 mile mountain challenge from Lake City that requires visiting 24 points in order, returning within 48 hours, and covering roughly 90 to 105 miles with over 40,000 feet of elevation gain.

A high-mountain 100 mile ultramarathon north of Durango, Colorado, with about 19,000 ft of climbing and a 38 hour cutoff. The 2026 race is sold out; satellite tracking and specific mandatory gear are required.

La Garita 200 is a 200 mile mountain loop that starts and finishes in South Fork on the banks of the Rio Grande. The route rises to just under 13,000 feet and passes through pine forest, alpine tundra and mountain parks.

A technical mountain race above Telluride, Colorado, with five route options across mining roads, singletrack and alpine tundra. Courses climb to elevations above 13,000 ft and focus on the high-elevation trail experience.

A 50 mile mountain ultramarathon in Ouray, Colorado with 23,582 feet of climbing across technical, high elevation trails. Entrants must meet a volunteer service requirement, carry a provided SPOT tracker, and winners face drug testing.

A 40 mile point to point mountain ultramarathon from Crested Butte to Aspen across the Elk Mountains with over 6,000 feet of climb, organized as a fundraiser for Crested Butte Nordic and requiring specific backcountry gear.