Trail Running calendar near Bayfield 2026-2027

The Pine Needle Langlauf is a demanding freestyle Nordic ski race in Durango. It offers multiple distances and features significant climbs and descents. The event concludes with live music and prizes.

Uncle Clyde's Run & Slide is a unique winter relay on a snow tubing hill at Purgatory Resort. Teams of two or three race up the hill carrying a tube, slide down, and hand off to a teammate. It’s a capped-entry event with categories for all..

Join the inaugural Earth Day 5K on the Animas River Trail in Durango. This fun run/walk supports Compañeros, an organization serving immigrants. It's a Zero Waste event encouraging participants to bring their own water.

Trail running event at Lions Wilderness Park in Farmington on May 16, 2026, offering 5 mile, 9 mile and 15 mile course options, pre race packet pickup and a race shirt for early registrants.

A roughly 14 mile loop around Vallecito Reservoir in Bayfield, Colorado, combining paved road, dirt road and singletrack with about 1,000 ft of climbing. The event features four aid stations, a cupless policy and a post-race meal with live..

A 50 mile high-country trail ultramarathon in Lake City, Colorado held near the summer solstice, limited to 300 runners with lottery registration and multiple marked creek-crossing route options.

A mountaineering peakbagging route near Silverton, Colorado, with an unmarked, mostly off-trail course of about 50k and 19,000 ft of gain. Entry is limited to club members with solid mountain experience and support is minimal.

A 100 mile clockwise loop through the San Juan Mountains around Silverton and nearby towns, run on 4WD roads, dirt trails and cross country. The course includes about 66,394 feet of elevation change and reaches over 14,000 feet.

A 100 mile trail ultramarathon in Ouray, Colorado with about 41,862 feet of gain, required volunteer service or a $100 opt out, mandatory SPOT tracking, and cash awards subject to drug testing.

Mountain trail races in Silverton, Colorado follow the Alpine Loop with 50K, marathon and 8-mile options through historic mining towns and high alpine terrain. Courses feature substantial elevation gain, aid stations, drop bag access, and c..

A mountain run in Silverton with two distances, a jeep road climb from 9,318 to 13,066 feet and a final summit scramble. The event is cupless, has aid stations on course, a six hour time limit, and a Mountain Duo option.

An ultra running event in Creede offering 50 mile and 100 mile courses across the San Isabel and Rio Grande National Forests over two days, organized by Tempest Adventures under a USDA Forest Service permit.

High-alpine loop races in Telluride offering a 30 K with about 5,800 ft gain and a 10-mile with about 3,500 ft gain, featuring alpine meadows, canyon ascent and ski-resort singletrack with a high point near 13,000 ft.

A 15 mile mountain trail race in Hesperus, Colorado, gaining about 3,100 feet and topping out near 12,200 feet at Kennebec Pass. This non profit event benefits La Plata County Search and Rescue and is limited to 150 runners.

A self directed mountain 100 mile route from and back to Lake City with 24 required points, an estimated 90 to 105 mile practical route, and a 48 hour cutoff.

A 100 mile mountain ultramarathon near Durango, Colorado on August 14, 2026, covering about 104 miles with roughly 19,000 feet of climbing and an average elevation near 10,000 feet. Pacers are allowed from mile 45.5 and there is a 38 hour c..

A technical mountain race above Telluride, Colorado, offered in five distances from a hill climb to 65 miles. Courses cross old mining roads, singletrack and alpine tundra with exposed ridgelines and sections above 13,000 ft.

A multi-distance trail event in Creede, Colorado, the Creede Mountain Run routes runners from the historic town into high-elevation mountain terrain with alpine single track, mining-era sites, and enforced cutoffs for the 22 Mile and 50K co..

A 13 mile mountain trail run in Ouray, Colorado that funds the Ouray School; the course starts and ends at Fellin Park, features limited cup water stations, packet pickup before race day, and awards for top finishers.

A roughly 13 mile mostly singletrack half marathon in Telluride, Colorado on September 26, 2026, running from Last Dollar Road through aspen woods back to town with a five hour cutoff and organized packet pick up options.