Event details subject to change. Please confirm all information via event website.
Bear Chase Trail Race
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesThe Bear Chase Race Endurance Festival is a 100K, 50 Mile, 50K, Half Marathon, Baby Bear 10K and 5K trail race at beautiful Bear Creek Lake Park, in Lakewood, CO. […]
Colorado Springs Marathon
Pioneers Museum 215 South Tejon Street, Colorado Springs, CO, United StatesJoin us for the 13th Annual Colorado Springs Marathon on Saturday, October 3, 2026! Whether you're a seasoned runner or taking on your first 5K, we have four exciting race […]
Taco Bell 50K
Taco Bell 447 S Broadway, Denver, CO, United StatesIt has been described as Urban Legend. More mysterious and barking spiders than the Barkley Marathons. The International Taco Bell 50k boasts a higher DNF rate than the famed Leadville […]
Indian Creek Fifties
Indian Creek Campground 2499 Pine Creek Rd, Sedalia, CO, United StatesThe Indian Creek Fifties takes advantage of the challenging and little used terrain just southwest of the Denver Metro area. Loop 1 climbs to 8000′, and quickly flows down into […]
Bobcat Trail Races
Palmer Park 3343 Paseo Rd, Colorado Springs, CO, United StatesBobcat Trail Race was created to feature one of Colorado Spring’s best city parks, Palmer Park. Runners will enjoy views of the city and Pikes Peak from the rocky bluffs. […]
Sawmill Trail Runs
Staunton State Park 12102 S Elk Creek Rd, Pine, CO, United StatesWeaving and rambling across the various rolling hills of Staunton State Park, the Sawmill Trail Runs serve as the ultimate test for December running. Runners will enjoy a single loop […]
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.