Trail Running calendar near Minturn 2026-2027

A multi-distance race at Boulder Reservoir, Colorado, featuring a mostly dirt and trail course with about 200 feet of elevation gain and views of the reservoir and the Rocky Mountains.

Experience the first ever trail race through the iconic red rocks of Roxborough State Park. Tackle 50 miles or 50k of technical singletrack and high country terrain before enjoying a finish line celebration with food trucks and local brew.

Trail races around Standley Lake in Westminster, CO offering 50K, 35K, half marathon, 10K and 5K on packed dirt trails with lake and front range views. The event uses a cupless policy with reusable cups available.

Summit Grays and Torreys Peaks in this 8.8 mile Colorado endurance event. Participants must carry a 20lb dry load while tackling 4,101 feet of elevation gain.

A high altitude 100 mile out and back ultramarathon around Leadville Colorado, with over 15,000 feet of elevation gain and a high point at Hope Pass. Aid stations, drop bag locations, and pacers are part of the race structure.

Experience the high-altitude scenery of Leadville on this 10K course, which follows the first and final miles of the famous LT100 Run. With a single aid station and awards for top finishers, it's a classic mountain run. Registration is open..

Test your endurance at Snow Mountain Ranch with a 60 hour challenge on a 10 mile mountain trail loop. This all inclusive event features lodging, meals, and recovery support as you aim for milestones up to 100 miles.

Experience a high altitude trail run through the Rocky Mountains on 100 percent unpaved roads and trails. This dog friendly event in Fraser supports children facing cancer through the Shining Stars Foundation.

Experience high altitude trail running through the scenic singletrack and historic landmarks of Staunton State Park. Choose between a full or half marathon featuring sweeping mountain views and a festive post-race meal.

A mountain trail half marathon and a mostly downhill 5.6K in Arrowhead on August 22, 2026, featuring single-track terrain, a 9,560 ft summit, aid stations on the half, and age-group awards.

Trail half marathon in Evergreen, Colorado on August 22, 2026. The 11 mile course gains over 1,300 feet, tops out just under 9,000 feet, and runs through Elk Meadow and Too Long Trail from Buchanan Park Recreation Center.

A 5K trail race in Evergreen, Colorado on August 22, 2026, routed through lower Elk Meadow Park with course marshals. The event is cup-free, offers water refills at start and finish, and includes vendor tents and on-site food.

Trail races in Steamboat Springs with 50k, 16-mile, and 5-mile options starting and finishing at Torian Plum Lawn. The cupless event supports trail maintenance and features mountain aid stations, strict cutoffs, and no vehicle access on cou..

Run Like the Wind in Allenspark on August 29, 2026 features a 5K race, a 2K run/walk and a dog jog option. Proceeds benefit The Old Gallery and participating dogs are entered in an amateur dog show.

A point to point ultramarathon from Crested Butte to Aspen covering about 40 miles and over 6,000 feet of climb, held as a fundraiser for Crested Butte Nordic with mandatory safety gear and on course aid stations.

A 9.4 mile mountain race at Arapahoe Basin on September 5, 2026, with 2,211 feet of ascent across summer roads, established singletrack and new high alpine trails. The field is capped at 700 and the course uses White River National Forest t..

Join the community for a 5K run or walk on a brand new dirt course at the North Arvada Middle School Athletic Complex. Support local high school racers before taking on this off road route yourself.

Test your endurance at Staunton State Park with weighted rucking options ranging from 6.5 to 21.5 miles. Choose your load and tackle the Colorado trails to support the Special Forces Foundation.

Trail races at the 10,000 foot summit of Rabbit Ears Pass on September 6, 2026, with a roughly 6.8 mile 10k and a 3.4 mile 5k. Proceeds support Steamboat Nordic and awards and a raffle follow the finish.

A longstanding Nederland, Colorado running event offering a 5K road run, a 10K trail, and a trail half marathon, with family-friendly features, on-leash dogs allowed in the 5K, and costume encouragement.