Trail Running calendar near Cimarron Hills 2026-2027

Mountain Ridge Trail Race in Highlands Ranch Colorado offers multiple trail distances on mostly dirt and single track along the Douglas County East West Regional Trail. Rolling hills, aid stations on longer courses, drop bags and live split..

Discover the technical singletrack and sandstone bluffs of Palmer Park in Colorado Springs. This scenic event offers distances from 5K to 50K with stunning views of Pikes Peak and the city below.

A trail race weekend at Royal Gorge Ranch & Resort in Cañon City, CO offering multiple distances along the gorge rim with aid stations, drop bags, camping and same-course bike rides the following day.

A trail race at the USAF Academy on April 25 2026 with multiple distances from half marathon to 50 miles. The non profit event on dirt trails includes aid stations and ruck requirements for military entries.

Experience the beauty of Colorado's Front Range at the Greenland Trail Races in Larkspur. Run through native grasslands and rolling hills with four distances ranging from a 4 mile trek to a championship 50K ultra.

Niwot's Challenge is an invitation only, navigation focused ultradistance trial near Sedalia, Colorado, emphasizing off trail travel, limited aid, and self reliance across options from about 24 to 100 miles.

Experience the red rocks of Garden of the Gods Park in Colorado Springs during this traffic free event. Choose between road and trail options ranging from 5K to 9.5 miles with stunning views of Pikes Peak.

Trail runs of 25 miles and 50 miles in Buena Vista Colorado on May 2 2026 with single track and jeep trails near the Arkansas River and about 3,500 feet elevation change per loop.

Experience the 45th annual run along the scenic High Line Canal in Centennial. Enjoy chip timed 5K or 10K races followed by a pancake breakfast and beer garden.

Join the Aurora community for an untimed 1k fun run or a timed 5k race ending with an optional muddy obstacle course. This rain or shine event welcomes runners and walkers of all ages.

Experience a women focused trail event at Cheyenne Mountain State Park. Choose from several distances ranging from 4 miles to 50K featuring winding singletrack and pine shaded canyons in Colorado Springs.

Experience a unique 7.4 mile community trail race through the canyon trails of O’Fallon and private Kittredge lands. Enjoy a post race celebration at Kittredge Park with food, a sauna, and a fun kids lap run.

Experience the natural beauty of Mueller State Park with various trail distances from a 10k to 12 hour timed ultra events. Choose between traditional distance loops or a unique randomized format determined by colorful draws.

Multi-distance trail races around Rampart Reservoir near Woodland Park and Colorado Springs. Distances range from 15K to 55 miles, including a 60K point to point with mountain and reservoir views and a vert heavy 50K out and back.

The Farish Trail Race takes place on May 23, 2026 at the Farish Recreation Area in Woodland Park, Colorado. Participants can run a half marathon, 10K, 5K, or a free kids' one-mile event. The first 200 finishers get a special 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.

Test your endurance at high altitude with a range of obstacle course races from 5K to 50K held at the scenic Fort Carson Army Base near Pikes Peak.

Experience a mountain trail ultramarathon through the scenic Buffalo Creek Recreation Area in Colorado. Choose between a 50 mile or 50K course featuring nearly 100 percent singletrack trails and stunning granite rock formations.

Experience smooth single track trails and sweeping views of Pikes Peak at the Great Divide Ultra. Choose from distances ranging up to 100 miles on a scenic looped course through the meadows of Mueller State Park.