Ram Party Trail Runs

Buffalo Lodge Bicycle Resort 2 El Paso Blvd, Colorado Springs

With plenty of race options for everybody centered around the beautiful Rampart Reservoir in Woodland Park, Colorado, you're sure to have a good time while you take in the epic […]

Dog Jog 5K

Laramie Community College 1400 E College Dr, Cheyenne

The Dog Jog 5k is back and better than ever! Join the pack and run for a cause. This dog friendly 5k welcomes runners and walkers of all ages (even […]

$35

Black Canyon Ascent

Black Canyon of the Gunnison National Park CO Hwy 347, Montrose

The Black Canyon Ascent 6-mile Run and Challenge Walk features a tough, scenic course starting at an elevation of 6500' and climbing almost 2,000' to the rim of the Black […]

Endure Trail Runs

Mueller State Park 21045 State Highway 67, Divide

The Endure 12-Hour is a one-of-a-kind challenging 12-Hour timed event, designed by YOU… and tiny colorful balls. Each runner will pull colored balls from a bucket, which determines the loop they’ll […]

Memorial Day Run and March

America the Beautiful Park Cimino Dr, Colorado Springs

Special Forces Foundation is proud to announce the Annual Memorial Day Run & March. Be a part of the LARGEST food donation event in Colorado! The Memorial Day Run & March […]

Tour de Victory

YMCA of Northern Colorado 2800 Dagny Way, Lafayette

Join the Tour de Victory Cycling Challenge, Colorado’s premier Parkinson’s bike ride benefiting the Davis Phinney Foundation. This boutique bike ride is an opportunity to join the Davis Phinney Foundation’s inspiring community and make a positive impact on the […]

Boneyard Boogie Trail Run

Eagle Pool and Ice Rink 1700 Bull Pasture Road, Eagle

The Boneyard Boogie kicks off the 2025 Vail Trail Running Series with a 14K or 6K scamper through pinyon groves and juniper shrubs on some of Eagle's most scenic single […]

Vallecito Lake Heavy Half

Vallecito Lake 17454 Co Rd 501, Bayfield

The Vallecito Lake Heavy Half Marathon is a beautiful and scenic course around Vallecito Lake. Nestled in the heart of the San Juan Mountains in Colorado, our race course takes […]

Spirit Challenge

Steamboat Springs Middle School 5100 Amethyst Drive, Steamboat Springs

The Spirit Challenge Run for Autism offers three different distances, a 10k, 5k and Kid’s Fun Run. All races are on paved roads, except for the 5k which has a […]

Gluten Free Gallop

Clement Park 7306 W. Bowles Avenue, Littleton

Join Denver Celiacs to raise awareness of celiac disease and all gluten-related disorders. Our 13th Annual Gluten Free Gallop 5K will take place at Clement Park in Littleton, CO, on […]

Ouray Backyard Ultra

Fellin Park 1001 US-550, Ouray

A Backyard Ultra. Complete an easy 4.167 mile course. If you finish in less than an hour—just a 14:24 pace per mile—you get to do it again at the top […]

Colfax 5K

City Park - Denver 1700 N York St, Denver

Come run City Park in the Colfax 5K!  Go for a PR in this chip-timed race – separate stroller-friendly start wave for families and walkers.  And, you can run with […]

Walk MS

Walk MS
Acacia Park 115 E Platte Ave, Colorado Springs

Walk MS includes a powerful new experience where you’ll witness how your support changes the lives of people with MS and gets us closer to our ultimate goal: a cure. […]