Trail Running calendar near Crawford 2026-2027

A 50 mile mountain ultramarathon in Ouray, Colorado with 23,582 feet of elevation gain, technical high‑altitude terrain, mandatory volunteer service or opt-out donation, live SPOT tracking, and drug-tested cash awards.

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.

The The Sneffels Round will take place in Ouray on Saturday 5 September 2026.

Trail event in Creede, Colorado offering 50K, 22 mile, 12 mile and 2 mile options through mountain terrain and the town's historic mining district. Courses include Continental Divide sections and set cutoff points for each distance.

A demanding 17.1 mile mountain trail race connecting Ouray and Telluride over the high altitude Imogene Pass. This event features steep rocky terrain and strict cutoffs for prepared athletes.

Low-key trail running event in Loma, Colorado offering Half Marathon, Marathon (26.2 Miles) and 50 Miler with a flat $50 entry fee. Registration runs April 5 to August 1, and participants may change distance on race day.

A fall mountain event on September 13, 2026 featuring a 25K loop past Crystal Mill, an 8 mile Quarry Climb, and a 2.5K kids run, with a post-race BBQ and proceeds benefiting Marble Charter School.

A 13-mile mountain trail run in Ouray, Colorado on September 19, 2026, starting and ending at Fellin Park. The race is a fundraiser for Ouray School, includes packet pickup, limited water stations, and awards for top finishers.

A 5k fundraiser in Telluride on the morning of Saturday, September 19 that supports the Telluride Adaptive Sports Program. The route starts and ends at Elks Park with river trail views and post-race music, beer and yoga.

Experience the mountain ridges and meadows of Gunnison National Forest at the Crested Butte Ultra. Choose between 35K, 55K, and 50 mile distances on single track trails with stunning fall foliage.

A high altitude trail half marathon near Telluride on September 26, 2026, covering about 13 miles of mostly singletrack through aspen woods, finishing in town with stocked aid stations and required alpine gear.

A scenic half marathon from Fanny Hill in Snowmass along the Government Trail through Aspen groves to Koch Lumber Park in downtown Aspen. Registration opens April 28, 2026; in store $80, online $105.

A trail event in Hartman Rocks, Gunnison, Colorado featuring 50K, 28K, and 15K routes across slickrock, singletrack, and doubletrack with wide mountain views and event gear for participants.

Point to point trail event in the West Elk Mountains offering a marathon and a 30K during peak fall colors. The event raises funds for the Nature Connection Summer Camp Scholarship Fund and includes a free shuttle to start areas.

Grand Valley Backyard Ultra is a last-person-standing trail event near Fruita, Colorado where runners complete repeated 4.167 mile loops with one hour to finish each loop until only one runner completes an extra lap.

The Camp 4 Coffee Cart to Cart Trail Race will take place in Crested Butte on Saturday 3 October 2026. You can run between 10 and 19 miles.

A Halloween-themed Aspen event with a timed 3.5 mile trail run and a 1 mile walk, pet-friendly course through Marolt foot path and Moore open space, water stations, costume prizes, raffle prizes, food trucks, and proceeds to the Aspen Anima..

Experience the high desert of Fruita at the Kessel Run Ultra. Choose from five trail distances ranging from 10 to 50 miles featuring world class singletrack and views of the San Juan Mountains.

Three days of trail racing in Fruita, Colorado with four desert-course distances and views of the Colorado River. The 100K offers a Western States qualifier and several races earn UTMB Index points.

A 150-hour timed endurance event near Mack, Colorado, where runners complete five zero-pavement routes per journey totaling about 55 miles. Crewed and uncrewed divisions are offered and pacers are not permitted.