Trail Running calendar near Colorado Springs 2025-2026

Rock Hawk Trail Races, held at Philip S. Miller Park in Castle Rock, Colorado, offer four distances: 50K, 25K, 10K, and 5K. Runners traverse the rolling Miller Park and Ridgeline trails, described as gorgeous and thrilling but not overly technical, with sweeping views.The course provides a solid cha..

The HRCA Wildcat Mountain Trail Races, held in Littleton, Colorado, offer a scenic and challenging trail running experience through the HRCA Backcountry Wilderness Area. Participants can choose from a 10-mile or 10-kilometer course, both featuring 100% dirt trails with varied terrain and stunning mo..

RexRun for PAWSitivity is a pet-friendly trail event in Aurora, Colorado at the Arapahoe County Fairgrounds. It offers a 5K Trail Run, a Family 5K Trail Walk (dogs welcome) and a Kids 1-mile Run/Walk. The day features a pet-centric atmosphere with therapy and patrol K-9 demonstrations, a dog costume..

Cirque Series returns to Arapahoe Basin, Colorado, for a high-alpine mountain race. On White River National Forest trails above Keystone, the course runs about 9 miles with roughly 2,411 feet of elevation gain, starting at Mountain Goat Plaza at the base of A-Basin. Racers ascend via summer road to..

Devil on the Divide is a trail ultramarathon held in Empire, Colorado, offering two distances: 50K and 22K. The 100% dirt, point-to-point courses traverse stunning, remote terrain with views of Clear Creek County and the Continental Divide, reaching elevations above 13,000 feet. The 50K features abo..

The Breckenridge Oktoberfest 5K is a festive trail run held in historic downtown Breckenridge, Colorado, as part of the annual Oktoberfest celebration. Scheduled for Saturday, September 13, 2025, the 5K course winds through the scenic Town of Breckenridge Trails, showcasing beautiful fall foliage an..

Trail Sisters Women's Half Marathon & 10k takes place in Buena Vista, Colorado, tucked in the Rocky Mountains along the Arkansas River. The events include a 13.1-mile trail half marathon and a 10k. The courses wind through sagebrush and ponderosa pines, rewarding runners with views of the Collegiate..

The Greenland Open Space Pack Burro Race, presented by Double Rainbow Ranch, is the 4th annual event held in Larkspur, Colorado on the Greenland Open Space Trail. It offers two distances: 8 miles and 3 miles, raced by teams of one runner and one burro. The atmosphere blends friendly competition with..

Demon Dash is a 5K running or walking event held in Arvada, Colorado, featuring a new dirt course at the NAAC for a fresh home and surface. It’s pitched as a fun, community-focused experience suitable for runners and walkers of all ages. This year, the race runs in conjunction with the Demons Invite..

The Pony Express Trail Run will take place in Woodland Park on Sunday 14 September 2025. You can run between 8 and 16 miles.

The Pikes Peak Ascent is an uphill endurance race from Manitou Springs, Colorado, to the summit of Pikes Peak. It covers 13.32 miles with a total elevation gain of 7,867 feet. The course is described as not a typical half marathon, but a unique and demanding challenge.The event takes place in Manito..

The Pikes Peak Marathon is the 70th Annual race held in Manitou Springs, Colorado. It covers 26.2 miles with 7,834 feet of elevation gain (and loss), starting in Manitou Springs and climbing to the summit of Pikes Peak before returning to the start. Marketed as America’s Ultimate Challenge, the cour..

Be Ovary Aware 5K Run/3K Walk is a Colorado Springs charity race benefiting Sue’s Gift Gynecologic Cancer Support. The 17th annual event takes place at America the Beautiful Park, featuring a flat, scenic out-and-back course along Fountain Creek on the Pikes Peak Greenway Trail, starting and finishi..

The West Line Winder is a scenic trail running event held in Buena Vista, Colorado, featuring two race distances: a 50K (30.6 miles) with 4,000 feet of ascent and a 30K (18.1 miles) with 2,080 feet of ascent. The courses traverse buttery singletrack trails, forest roads, and some paved sections, set..

The Sangre de Cristo Trail Festival, run by the Human Potential Running Series, takes place near Westcliffe, Colorado, with the Start/Finish at Greenhorn/Music Meadows Ranch beside the Grape Creek Trailhead. Runners can choose from six distances: 8-Mile, 27k, 50k, 50-Mile, 100k, and 100-Mile, all on..

24 Hours of Palmer Lake is a 24-hour ultramarathon held in Palmer Lake, Colorado, on a 0.82-mile loop atop the Palmer Divide at about 7,240 feet elevation. The event is described as a low-fanfare, community-driven affair, welcoming runners who want to push mental and physical limits in a mountain se..

The Sawatch Ascent 50k is a challenging high-alpine trail race held in Nathrop, Colorado, showcasing the stunning Sawatch Range. Covering 33 miles with 7,000 feet of vertical gain, the course features a mix of 26 miles of singletrack, paved, and gravel roads, including 12 miles on the Colorado Trail..

14er Fest is a fall trail-running event in Buena Vista, Colorado, featuring two races: an 8.7-mile (14K) course and a 3.1-mile (5K) course. The 14K starts in Buena Vista River Park, crosses the Arkansas River, and climbs the Midland Hill Trail System for over 500 feet of elevation gain, offering pan..

The Rim to Rim Royal Gorge Races, held in Canon City, Colorado, offer a scenic and challenging running experience featuring three main events: a 5K road run, an 8-mile trail run, and a half marathon trail run. Each race includes the unique opportunity to cross the iconic Royal Gorge Bridge, the high..

Castle Rock Trail Festival / liveBIG Run invites runners of all levels to explore Castle Rock’s ridgeline trails, including Philip S. Miller Park and Ridgeline Open Space, on Saturday, Oct. 4.Distances include a liveBIG Family Adventure Run (a family-friendly obstacle course), 5K, 10K, Ridgeline Tra..