Trail Running calendar near Lake City 2025-2026

Blisters & Brews Telluride 5k is a fundraiser race held in downtown Telluride, starting and finishing at Elks Park. The 5k course climbs the River Trail toward the Pandora Mine, offering runners views of Bridal Veil Falls, then returns the same route to finish at Elks Park. The event supports the Te..

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..

Located in Marble, Colorado, the Lead King Loop 25K offers a scenic mountain course through the Elk Mountains, Lead King Basin, and the historic Crystal Mill. The 25K dirt-road route climbs about 2,900 vertical feet over roughly four miles into Lead King Basin, stays around 10,000 feet, then descend..

The Mountain Marmot Trail Run, presented by Durango Running Company, is a challenging 12-mile trail race held at Purgatory Resort in Durango, Colorado. The course features a steady climb of about 1,800 feet from the base to the top of Lift 8, followed by a downhill return, showcasing stunning single..

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 McGinn Memorial Cross Country Challenge is held annually at Reservoir Hill in downtown Pagosa Springs, Colorado. This event features middle school and high school races, with courses running 3 kilometers for middle schoolers and 5 kilometers for high schoolers. The terrain includes a mix of hill..

Pagosa Mountain Chile Cha Cha Trail Races in Pagosa Springs, Colorado, offers 5K and 10K trail options on a fresh course at Cloman Park, just minutes from downtown. The gentle, low-elevation loop winds through Ponderosa Pine with clear views of the San Juan Mountains and Pagosa Peak, making it suita..

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..

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..

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..

The Chicken Creek Challenge is a cross-country running event held in Mancos, Colorado, featuring races for middle and high school athletes. Middle school participants compete in 3.5-kilometer races, while high school runners tackle 5-kilometer courses. The event includes multiple categories such as..

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 21st Annual Run Through Time Trail Marathon and Half Marathon takes place in Salida, Colorado. It offers a Trail Marathon, a Trail Half Marathon, and a 2 Mile Run, plus a free kids’ 400-meter dash in Riverside Park. Courses run on the Arkansas Hills Trail System—dirt/jeep roads and narrow, hilly..

San Juan Solstice 50 Mile Run is an ultramarathon scheduled for June 20, 2026. The event features a 50-mile course, with a dedicated course info page and an alternate course option, underscoring a challenging yet community-focused atmosphere. Entry is lottery-based with a cap of 300 runners; selecte..

The John Cappis is a challenging endurance peakbagging event held near Silverton, Colorado, featuring a roughly 50k course with about 19,000 feet of elevation gain. Participants summit multiple peaks in the rugged San Juan Mountains, navigating an unmarked, mostly off-trail route with elevations ran..