Trail Running calendar near Fairplay 2025-2026

Event overview The Castle Rock Trail Festival / liveBIG Run is a trail running and walking event on the Ridgeline trail system in Castle Rock, using Philip S. Miller Park and Ridgeline Open Space. The event includes a family obstacle run fo..

Above the Clouds Ultra in Woodland Park, Colorado offers 50k and 10k routes through Rampart Reservoir and National Forest trails. Expect big climbs, sweeping views, stocked aid stations and crew access for 50k runners.

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..

Experience The Bear Chase at Bear Creek Lake Park in Lakewood, CO with distances from 5K to 100K on fast singletrack trails and sweeping views. Ideal for first time ultrarunners and trail runners seeking a challenging festival weekend.

Suffer Better Fall Trail Runs take place at Staunton State Park, just off Highway 285 near Conifer, Colorado. The event offers four distances: 50K, 25K, a 25K FishSlappers edition, and a new 5K. The course showcases CO’s best trails—lovely,..

Event overview The Sage Burner Trail Race is held at Hartman Rocks Recreation Area in Gunnison, Colorado, near Black Canyon National Park. The location offers wide views of the Maroon Bells, the San Juan Mountains, and the Gunnison Basin. T..

Rubey Rescue Run is a 5K uphill trail race held in Aspen, Colorado. The course climbs Buttermilk Mountain, starting near the base at Buttermilk Mountain Lodge and gaining about 1,700 feet to the Cliff House, offering a timed competition and..

Boulder XC Series Meet 1 is a family-friendly cross-country event held at Valmont City Park (South) in Boulder, Colorado (5110 Valmont Rd). The meet offers three distances: 1K for younger runners, 3K for those up to 16, and a 5K open race,..

Indian Creek Trail Runs : October 18, 2025 The Indian Creek Trail Runs is a multi-distance trail event held at Indian Creek Campground in Sedalia, CO. Distances offered: 50-Mile 55k 15-Mile 5-Mile The event uses single-track trails throug..

Run scenic single track trails near the Denver skyline at the Great Trailhead Foot Race in Bear Creek Lake Park on October 18, 2025. Choose 5 or 10 miles, get a tech tee and post run party, and 10 mile finishers earn a mug.

Run Palmer Park's rugged single track and rocky bluffs at the Bobcat Trail Races on October 18, 2025. Choose 50K, 25K, 10K or 5K for scenic city and mountain views and a rewarding trail challenge with aid stations on the longer routes.

Tackle scenic dirt trails at Bear Creek Lake Park with 5 km, 15 km, a 5 plus 15 double, or a kids 1 km. Registration includes socks or a neck gaiter and a pancake breakfast while kids earn a stuffed bear at the finish.

Event overview The Bridge Burner Ultra takes place on October 25, 2025, in Cañon City, Colorado. The event offers four distances: 35 Mile 50K 35K 10K Registration closes on October 22, 2025. Registered entrants receive a gender specific r..

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..

Event The Kokopelli XC Invitational takes place on November 8, 2025 at the El Pomar Youth Sports Complex, 2212 Executive Circle, Colorado Springs, CO. The 2025 event adds a USATF Open/Masters division as part of the Colorado Long Distance G..

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 rac..

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..

Run scenic Front Range trails with views of the Flat Irons at the Louisville Trail Race. Pick a half marathon, 10K, or 5K then enjoy post race festivities, cupless aid stations with reusable cups, and volunteer swag.

Event overview The Colorado Cold Rush Ultra takes place on November 22, 2025, in Colorado Springs, CO, with the start/finish at Bear Creek Regional Park West. Offered distances include: 50k Half Marathon 10k Registration closes on Novembe..

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..