Trail Running calendar near Bayfield 2026-2027

Join the Know The Snow Rando Race on January 25, 2026 at Purgatory Mountain Resort in Durango, Colorado to support avalanche education in the San Juan Mountains. Pick a 9.5 mile or 5.5 mile course and dress up for prizes.

A freestyle cross-country ski race at Durango Nordic Ski Club with big climbs, mountain views, and groomed snow. Multiple distances are offered and the event serves as the grand finale of the Salomon Southwest Nordic Race Series.

Join Uncle Clyde's Run & Slide at Purgatory Resort in Durango on Feb 28 for a fun team relay where pairs sprint up the tubing hill, slide down and tag off for 60 or 90 minute races. Costumes, cold weather gear and big laughs encouraged.

Celebrate Earth Day in Durango with a scenic 5K along the Animas River Trail starting and finishing at Rotary Park. This zero waste run supports Compañeros and pairs perfectly with the town's Earth Day parade and festival.

Discover the inaugural Hood Mesa Trail Run in Farmington, NM, where flowy singletrack winds through Lion's Wilderness Park. Choose 5, 9, or 15 miles of scenic desert trails and enjoy a fun, low key day on the mesa.

Experience a scenic 14 mile loop around Vallecito Reservoir at the Vallecito Lake Heavy Half Marathon in Bayfield, Colorado on May 16, 2026. Limited to 250 runners, this fundraiser features varied terrain, pro timing, and a cupless, low imp..

A 50 mile high mountain trail ultramarathon in Lake City, Colorado on June 20, 2026. Entry is by lottery for a 300 runner field, the course has multiple creek crossing options, MAProgress tracking is required, and prior ultra experience is..

Experience The John Cappis, a free mountaineering jaunt near Silverton Colorado on June 27, 2026. This rugged off trail challenge uses a changing route and checkpoint scoring so every mile you reach counts toward the finish.

A 100 mile ultramarathon in Colorado's San Juan Mountains with about 66,394 feet of elevation change and average elevation near 11,186 feet. The loop course runs on 4WD roads, dirt trails and cross country terrain near Silverton.

The Ouray 100 Mile Endurance Run is a rugged 100 mile trail race in Ouray, Colorado, with massive climbing across the San Juan Mountains. This unfussy, traditional ultramarathon culminates with a dramatic ascent to the Bridge of Heaven.

Run the Silverton Alpine Runs in Silverton, Colorado on July 18, 2026, with 50K, Marathon or 8 Miler options along high alpine jeep roads. Experience sweeping San Juan Mountain views and ghost town scenery on rugged courses that start and f..

Take on Kendall Mountain in Silverton, Colorado with a challenging 12 mile route or a spirited 11K, both climbing high on jeep roads. Expect sweeping alpine views, a summit scramble on the 12 mile and a classic mountain race vibe steeped in..

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.

Run the Kennebec Mountain Run on Aug 1, 2026: a rugged 15 mile trail in the La Plata Mountains with 3,100 feet of gain up to about 12,200 feet. Limited to 150 racers, this nonprofit supports La Plata County Search and Rescue.

The High Five 100 is a self directed mountain endurance challenge from Lake City, Colorado covering roughly 90 to 105 miles and 40,000 feet of climbing. Navigate 24 points your way and return within 48 hours for a rugged, unsupported alpine..

Take on the San Juan Softie 100, a 100 mile mountain ultra out of Durango, Colorado, that winds through San Juan peaks at nearly 10,000 ft with over 20,000 ft of vertical gain. Runners have a 38 hour cutoff.

Run high in the San Juan Mountains above historic Telluride on rugged trails across old mining roads, exposed ridgelines and alpine tundra above 13,000 ft. Distances from a 5 km hill climb to a new 100 km offer epic options for every trail..

Creede Mountain Run is a mountain trail event on September 5, 2026 with 2 mile, 12 mile, 22 mile and 50K courses. Routes start in town and climb into the San Juan Mountains, passing historic mine sites and exposed high country.

Run a challenging 13 mile mountain trail through scenic Ouray, Colorado, starting and finishing at Fellin Park. This community race raises funds for the Ouray School and its outdoor education programs while offering shirts and timed awards.