CMRA Elk Meadow Trail Run

Elk Meadow Park 2855 Bergen Peak Drive, Evergreen, CO, United States

Come up to scenic Elk Meadow Open Space for an exhilarating 5.1 mile trail run. This is a timed event that starts and ends near the Lewis Ridge Trail Head.

5K In My Shoes

Envision 1050 37th Street, Evans, CO, United States

Miles for Melanoma 5K

Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

The Melanoma Research Foundation would like to welcome you to the 2022 Denver Miles for Melanoma 5K! This annual signature event will bring together local melanoma patients, survivors, care partners, […]

Unicorn 5K

Clement Park 7306 W. Bowles Avenue, Littleton, CO, United States

Ready to get off the sofa and gallop around Littleton with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k at Clement Park to kick […]

Mountain Mud Run

Vail Village 292 E Meadow Dr, Vail, CO, United States

A fan-favorite of the GoPro Mountain Games, the Nature Valley Mountain Mud Run is for the good, the bad and the muddy. Perfect for the entire family, a group of […]

Garden of the Gods 10 Mile

Garden of the Gods Park 1805 N 30th St, Colorado Springs, CO, United States

The Garden of the Gods Ten Mile Run® is the premier race of Colorado Springs, coursing through the 300′ towering sandstone rock formations of Garden of the Gods Park, including […]

Spring Runoff Trail Run

Vail Village 292 E Meadow Dr, Vail, CO, United States

Looking for something more challenging than the adidas Terrex Après 5K but less intimidating than the adidas Terrex 20K Trail Run? Then this is the race for you! Test your […]

The Big Run 5K

Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

Join us for a 5K on June 9th at Sloan's Lake to celebrate Global Running Day! All paces are welcome to join us as we celebrate running and everything it […]

DU Dash 5K/10K

Palmer Lake Regional Park 199 County Line Road, Palmer Lake, CO, United States

June 9th marks the inaugural IN-PERSON DU Dash hosted by Colorado Ducks Unlimited on the Santa Fe Trail at Palmer Lake.

Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.