Trail Running calendar near Wheat Ridge 2025-2026

Bobcat Trail Race unfolds in Palmer Park, Colorado Springs, offering four distances: 50K, 25K, 10K, and 5K. The urban trail event showcases rugged single-track through Palmer Park with city views and Pikes Peak as a backdrop. Atmosphere is a city-meets-wild trail celebration, run entirely within an..

The Blue Sky Trail Marathon & Half takes place October 18 (Marathon) and October 19 (Half), 2025, in Fort Collins, Colorado. The races run on trails between Horsetooth Mountain Park and the Devil’s Backbone Open Space along the easternmost hogbacks of the Front Range. Elevation on course ranges..

The Great Trailhead Foot Race takes place at Bear Creek Lake Park in Lakewood, Colorado, with 5- and 10-mile trail options. Runners tackle single-track and dirt trails in the shadow of Denver's skyline, with the 10-mile course as a double lap to the finish line party. Start and finish are at the Pel..

Beware The Bear Trail Races take place at Bear Creek Lake Park in Lakewood, Colorado. Organizers offer four options: a 5K, a 15K, a 5K+15K Double, and a Kids 1K. The mostly dirt courses feature single and double-track trails with short, steep climbs, rollers, and mixed terrain designed as a friendly..

Colorado 24 Hour Run takes place in Fort Collins, Colorado, at 4927 E. County Road 36. The event offers multiple distance options: 24-hour, 12-hour, and 6-hour races, plus 24-hour, 12-hour, and 6-hour relays.Runners complete laps on a one-mile dirt loop—the flat, scenic loop you’ll find in Colorado—..

The Colleen De Reuck XC Classic is a cross country running event held annually at Harlow Platts Community Park in Boulder, Colorado. Honoring renowned distance runner Colleen De Reuck, the race promotes health, fitness, and celebrates local Olympians, with 2025 honoring 2012 Olympic marathoner Yoshi..

The HRCA Backcountry Wilderness Half Marathon is an annual 13.1-mile trail race held in Highlands Ranch, Colorado, featuring a scenic single-loop course through the Douglas County East/West trail and the Backcountry Wilderness Area. The race offers a challenging route on dirt, gravel, and singletrac..

Bingo! Trail Party, hosted by the Human Potential Running Series, takes place at May Farms in Byers, Colorado. It features five levels: Level 1 (6–10 miles), Level 2 (8–20 miles), Level 3 (10–42 miles), Level 4 (10–54 miles), and Level 5 (18–54 miles), with a 9 PM time limit and a 300-runner cap. Th..

Located in Colorado Springs’ North Cheyenne Cañon Park, the Canya Cañon Trail Race & Family Hike offers a 4-mile trail race along the Columbine Trail, starting at the Starsmore Visitor & Nature Center (2120 S Cheyenne Canyon Rd). The course follows the beloved Columbine Trail to the Powell parking l..

Louisville Trail Race in Louisville, Colorado returns for its 12th year, offering a Half Marathon, 10K, and 5K on scenic trails around Louisville and the Flat Irons. The mostly dirt courses pair gentle elevation with two longer climbs on the half, plus a shorter hill in the 10K and 5K, all out-and-b..

Colorado Cold Rush Ultra, held in Colorado Springs, offers 50K, half marathon, and 10K options. The race is billed as the "coolest" winter running event and features a route starting at Bear Creek Regional Park, climbing High Drive, and threading through tunnels from the Colorado gold rush along Gol..

Thumbs Up Vertical Challenge takes place in Estes Park, Colorado, on December 6, 2025. The race uses the Thumb Open Space trail, a 2km out-and-back course with 540 feet of vertical gain per lap. The route is 100% single-track with switchbacks, steps and steep rocks, offering views of Longs Peak, Mou..

The Sawmill Trail Runs take place at Staunton State Park in Pine, Colorado, under the Human Potential Running Series. The 8th annual event offers three distances: 50k, 16-Mile, and 8-Mile, with a combined cap of 250 runners. Start/finish is at the Ranch Hand Group Picnic Area, and the course is a sc..

USCSA Cross Country Ski Racing Festival, hosted by Colorado Mesa University at Snow Mountain Ranch Nordic Center in Granby, Colorado, on January 24–25, 2026, brings collegiate teams together with junior skiers for a two-day Nordic festival. Races include a 15 km classic (collegiate and independent h..

Stories Trail Runs is a winter trail racing festival at Cheyenne Mountain State Park in Colorado Springs, CO, offering a scenic, community-focused atmosphere with views of Cheyenne Mountain, Pike’s Peak, and the Front Range. The weekend includes 6-Hour and 15-Hour timed events, plus traditional 10k,..

Race The Ranch is a winter snowshoe race held in Granby, Colorado on the Snow Mountain Ranch YMCA property. It offers three distances: 5k (1 lap), 25k (2 laps), and 50k (4 laps), designed to accommodate runners of all levels. The course combines singletrack, doubletrack, and groomed snowshoe trails,..

Run the Ranch is an annual trail running event held at the scenic Sylvan Dale Guest Ranch in Loveland, Colorado. The race offers a variety of distances including 5K, 10K, and timed trail runs of 4, 6, and 12 hours, with options for solo runners and 4-person relay teams. Participants run on private r..

The Rattler Trail Race, held in Colorado Springs at Palmer Park, offers runners a chance to experience scenic singletrack trails with panoramic views of the city and Pikes Peak. The event features multiple distances: 50K, 25K, 10K, and 5K, catering to various skill levels. The course is known for it..

The Great Western Trail Race, held in Severance, Colorado, offers a variety of running events including a 5K, 10K, half marathon, and a Kids Fun Run. Scheduled for April 18, 2026, this race welcomes participants to enjoy spring racing in a scenic community park setting. The event features chip timin..

Niwot’s Challenge is the 13th annual invitation-only endurance ordeal along the South Platte River in Sedalia, Colorado. It offers three non-standard distances: a ~24-mile Burn Loop (16 hours), a ~50-mile Chief’s Loop (30 hours), and an ~100-mile Deity loop (60 hours). It is not a race but a transfo..