Trail Running calendar near Crawford 2025-2026

The Grand Traverse Mountain Run is a 40-mile, point-to-point ultra from Crested Butte to Aspen, Colorado, climbing the Elk Mountains with more than 6,000 feet of elevation gain. It follows the Grand Traverse Backcountry Ski race route and is run as a fundraising event for Crested Butte Nordic. The c..

The Sneffels Round, organized by Sky Pilots Endurance Navigators, is a free mountaineering endurance challenge based in Ouray, Colorado. Participants race the 100-hour clock by building their own route through roughly 39 peaks, including Mt. Sneffels, with several elective options that let finishers..

Creede Mountain Run, held in Creede, Colorado, offers four distances: 2 miles, 12 miles, 22 miles, and 50K. The race begins in the historic mining town and climbs Willow Creek, passing old mines perched on vertical cliffs near the Black Pitch. The 12-mile course completes the Bachelor Loop, while th..

52nd Annual Imogene Pass Run takes place in Telluride, Colorado. The challenging mountain race runs from Telluride over Imogene Pass to a finish in Telluride, with aid stations along the way. The course includes a summit at mile 10 and a Tunnel Station at mile 15.5, and organizers describe it as an..

Blisters & Brews is a 5k fundraiser race held in Telluride, designed for attendees of the Telluride Blues & Brews Festival to enjoy a morning of exercise before the festivities begin. The event supports the Telluride Adaptive Sports Program and features a scenic route that includes views of Bridal V..

The Ouray 50 Mile Endurance Run, held in Ouray, Colorado, is a challenging mountain ultramarathon featuring approximately 23,582 feet of elevation gain. Known for its technical and demanding trails, the course is set nearly two miles above sea level amidst stunning mountain scenery. The race is desi..

Lead King Loop 25K, 8M, and Kids Run take place in Marble, Colorado, in the Elk Mountains. The flagship 25K is a dirt-road course starting at Thompson Park, winding through Beaver Lake and Lead King Basin, climbing roughly 2,900 vertical feet over about four miles into high alpine terrain, then desc..

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..

Crested Butte Ultra, in Crested Butte, Colorado, features 50 Miler, 55K, and 35K formats. Runners traverse the Gunnison National Forest on single-track trails through mountain meadows and up to high ridges for wide-open vistas of wildflowers, mountain backdrops, and fall foliage. The event aims to f..

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..

The Golden Leaf Half Marathon is a scenic running event held annually in late September, starting at Fanny Hill in Snowmass and finishing at Koch Lumber Park in downtown Aspen, Colorado. The course follows the Government Trail, winding through beautiful Aspen groves, offering runners a picturesque a..

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..

Set in Colorado’s North Fork Valley, the West Elk Challenge is a 26.2‑mile point‑to‑point trail marathon through fall colors. The course starts at Crawford Reservoir State Park, travels past Needle Rock, then ascends into Gunnison National Forest on Mt. Lamborn’s slopes, topping Inter-Ocean Pass at..

Nestled in the Rocky Mountains, Sage Burner Trail Race takes place at Hartman Rocks Recreation Area in Gunnison, Colorado. Runners choose from 50K, 28K, and 15K distances through sagebrush hills, technical slickrock, smooth singletrack and fast doubletrack. The course features rolling hills and punc..

Rubey Rescue Run is a 5K uphill trail race held in Aspen, Colorado. The course climbs Buttermilk Mountain, starting near the base at Buttermilk Mountain Lodge and gaining about 1,700 feet to the Cliff House, offering a timed competition and sweeping views of the Maroon Bells. Participants may run wi..

Kessel Run Ultra takes place in Fruita, Colorado, just a short drive from the Front Range. The event offers five distance options: 50 Miler, 40 Miler, 50k, 20 Miler, and 10 Miler. It’s promoted as a Racecation Adventure and is renowned for world-class single-track in Fruita, with trails that reward..

Gothic Mountain Tour takes place in Crested Butte, Colorado. It features two ski races: a 23.5-mile competitive course and a 17.85-mile recreational route around Gothic Mountain, finishing on the Crested Butte Nordic trail system at the Magic Meadows Yurt. The course begins in Crested Butte (competi..

The Desert Rats Trail Running Festival will take place in Fruita from Friday 10 April 2026 to Sunday 12 April 2026. You can run between 9 and 100 kilometers.

The Pilgrimage is an ultramarathon-style event held in Mack, Colorado, in the high desert of western Colorado, on May 3, 2026. It features five color-coded routes (Green 6.7 mi; Orange 11.3 mi; Red 11.9 mi; White 12.6 mi; Blue 12.8 mi), totaling about 55 miles per journey, with a 150-hour limit to c..

San Juan Solstice 50 Mile Run is a 50-mile ultramarathon set for June 20, 2026. The event uses a lottery-based entry with a cap of 300 runners; registration runs from January 15 to January 31. Lottery entrants are charged and confirmed, while additional applicants go to a waitlist and are not charge..