Event details subject to change. Please confirm all information via event website.
The Hero’s Journey 5K
The 7/20 Foundation is proud to present the 1st annual Hero’s Journey 5K Run/Walk on July 23rd in Aurora. This unique point to point race makes its way through Aurora's City Center and culminates in the 7/20 Memorial Reflection Garden.
Spirit of the West 5K
Please join the Westernaires for the Spirit of the West 5K run / walk and 1K Family Fun run on July 31st in Golden, CO.
Steamboat Lake Sprint Triathlon
After last summer this event instantly became a personal favorite for our staff, volunteers, and athletes - come find out why! We couldn't be more excited about this course, this lake, and the overall experience. The swim starts out in the surprisingly warm waters of Steamboat Lake (74 degrees average race temp), then athletes transition […]
Rocky Mountain Tap 5K
Rocky Mountain Tap & Garden 1071 Courtesy Road, Louisville, CO, United StatesJoin us for Rocky Mountain Tap 5k on July 26, 2026, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Lousiville. Run, walk, jog - whatever goes! Complete the course and celebrate with us and a FREE, local craft brew at the finish line. Start waves available at 10:00 […]
Mountain Goat Kids’ Trail Running Series #4
Frisco Adventure Park 621 Recreation Way, Frisco, CO, United StatesFor the nineth year, the Town of Frisco is hosting a series of four kids’ trail running races over the summer. The entire family is welcome to come out for a night of family fun at the Frisco Adventure Park. Once the kids cross the finish line, they can grab some snacks at the Frisco […]
Summit Trail Running Series IV
Tom's Baby Trailhead 1283 Gold Run Rd, Breckenridge, CO, United StatesExplore the trails of Breckenridge this summer with the 23rd annual Summit Trail Running Series with each race followed by a post-race party! The Series consists of 5 trail races in and around Summit County, May-July. Each race features a short and long course, and all races are open to runners of all abilities ages […]
Chile Harvest Triathlon
The Socorro Chile Harvest Triathlon has been running for 25+ years!! This race is a 400 m swim in the City of Socorro pool, with a 20 km bike ride through Socorro and New Mexico Tech campus, ending with a relatively flat 5 km run through residential parts of town. The race is well supported […]
Wild West Relay
The Wild West Relay is a scenic point to point running adventure across Colorado. Starting in Fort Collins, teams of any size or individuals, run over mountain passes, through open spaces and on roads to the finish line 200 Miles away in Steamboat Springs, Colorado. Done solo, or in teams of two up to twelve, […]
Rocky Mountain 5K
Escape to the mountains for some fresh air! With the Rocky Mountain Half Marathon, 5K, and Elk Double (half marathon + 5K) you can choose your own adventure! The Rocky Mountain Half Marathon and 5K courses both take place just outside Rocky Mountain National Park and start and end by the lake at the fairgrounds […]
Rocky Mountain Half Marathon
Escape to the mountains for some fresh air! With the Rocky Mountain Half Marathon, 5K, and Elk Double (half marathon + 5K) you can choose your own adventure! The Rocky Mountain Half Marathon and 5K courses both take place just outside Rocky Mountain National Park and start and end by the lake at the fairgrounds […]
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.