Trail Running calendar near Colorado Springs 2026-2027

Trail running at Farish Recreation Area on May 23, 2026, with a half marathon, 10K, 5K and a free 1 mile kids run. Top three men and women place in each adult race and the first 200 finishers receive a race hat.

Test your endurance at this Golden Colorado event following the classic backyard format with 4.17 mile laps every hour. Support the Sun Valley Kitchen and Community Center while pushing for your personal best distance.

Celebrate Memorial Day weekend with the Spirit Trail Race in Buena Vista, Colorado, a scenic trail event with marathon, half marathon and 9k options. Start in town square, enjoy Paddlefest fun, and support local nonprofits.

The Colorado Springs Spartan Trifecta Weekend will take place in Fort Carson from Saturday 30 May 2026 to Sunday 31 May 2026. You can run between 5 and 50 kilometers.

A mountain ultramarathon near Denver offering 50 Mile and 50K options on mostly singletrack trails, passing 1996 burn areas, ponderosa pines, and granite formations. Part of the proceeds support the North Fork Volunteer Fire Department.

A 10k trail race in Elk Meadow Park near Buchanan Park Recreation Center in Evergreen, CO, featuring a rolling-hills course, vendor tents and refreshments. The event is cup-free with water refills at the start and finish.

Trail race in Parker, CO with a steep stair incline and about 600 feet of climbing. The main event is roughly 10 kilometers and there is a one mile kids race, handicap starts, aid stations, awards, and volunteer opportunities.

A looped trail ultrafestival in Mueller State Park on June 6 to 7 2026 offering 100 mile, 100k, 50k and 25k races on smooth single and double track. Aid stations are crew accessible and a night run takes place at sunset.

Aiden's Adventure 5K in Colorado Springs is the fifth annual memorial run with on-site and virtual 5K options plus a 1-mile kids dash. The event includes race shirts, medals, family activities, and donates proceeds to local charities.

Mountain ultramarathons in Colorado’s Wet Mountains that move from mossy fir forests and alpine meadows to dry pinyon and sagebrush terrain, with limited fields and large elevation change.

A looped trail race at Barr Lake State Park near Brighton, Colorado, offering 5K through 50K distances on dirt trails with continuous lake and Front Range views. Courses feature low elevation gain per loop and varying aid station coverage.

Races through Garden of the Gods Park include a 10 mile road, 10K road and 10K trail, all finishing at Rock Ledge Ranch. The routes pass towering sandstone formations, include aid stations, and end with on-site post-race food and music.

Trail races in Colorado Springs with 100K, 50K and 35K courses that start and finish at Rock Ledge Ranch in Garden of the Gods, featuring significant elevation gain, aid stations, and on course support.

Test your strength at this exclusive obstacle course event in Peyton featuring a three lap 3K race and a one mile kids run. Navigate rigs, rope climbs, and heavy carries in a small field of only fifty athletes.

A summer and early fall series of four half marathons and a 25K across Colorado in 2026, with options to enter three, four, or all five events; races include Estes Park, Georgetown to Idaho Springs, Mt Sneffels, Ned Ned, and Lead King Loop.

At 10,600 feet in Alma, Colorado, Race in the Clouds is a June 25 to 28 Dirt Fest featuring mountain biking, trail running, off road duathlon, youth races and meadow camping, with USA Triathlon sanctioning and age group awards.

Chase the Moon is an overnight fixed time trail event in Highlands Ranch, Colorado with solo 12, 6 and 3 hour races, a 50K and three and five person relays. Runners complete marked loops on dirt trails with aid stations and drop bag support..

Alderfer 5K Trail Race at Alderfer Ranch in Evergreen Colorado is a 5 km trail event with shuttle service from Wulf Rec Center. The course is cup free with no aid stations, and water and refreshments are available at the venue.

A professional pack burro race in Cripple Creek during Donkey Derby Days, featuring a 6 mile urban course, chip timing, checkpoint support, animal welfare rules, on-site activities and monetary awards.

Experience high altitude trail running through historic Colorado ghost towns and mines at over 10000 feet. Choose from distances ranging from 10 miles to 100 miles in the scenic South Park Valley.