Calarat Challenge Trail Running Festival
Cal-Wood Education Center 2282 County Road 87,, Ward, CO, United StatesJoin us Labor Day weekend for the Calarat Challenge Trail Running Festival. We start the festivities off on Saturday night with a 5K that you can run, walk or hike, […]
Breck Crest Mountain Marathon
The Maggie 575 S Park Ave, Breckenridge, CO, United StatesThe Breck Crest is quintessential Breckenridge. The Ten Mile Range is our backdrop for this breathtaking trail race, offering up some of the best Colorado views, while finishing in the […]
Recovery Run of the Rockies 5K
Fossil Creek Park Lemay Avenue, Fort Collins, CO, United StatesLace up your running shoes for the Second Annual Recovery Run of the Rockies 5K! This uplifting charity run promotes physical wellness and supports Lighthouse's addiction recovery services, with all […]
Denver Broncos Fit 7K
Empower Field at Mile High 1701 Bryant St., Denver, CO, United StatesAll members of Broncos Country, walkers and runners alike, are invited to join the Denver Broncos for the 12th annual Broncos Fit 7K over Labor Day Weekend. Participants will start […]
Orangetheory 5K
Memorial Park - Colorado Springs 1605 E Pikes Peak Ave, Colorado Springs, CO, United StatesJoin us for the 3rd annual Orangetheory 5k at Labor Day Lift Off on Sunday, September 1, 2024. Starting from the IAFF Fallen Firefighters Memorial (northwest corner of Memorial Park), […]
10K (and 5K) @ 10,000 Feet
Rabbit Ears Pass Steamboat Springs, CO, United StatesThis is a challenging trail run with beautiful terrain and breathtaking scenery. The 10K race begins at 10,000 ft at the summit of Rabbit Ears Pass. The course begins by […]
Wine Run 5K
The Winery At Holy Cross Abbey 3011 US-50, Canyon City, CO, United StatesLike Running or Walking? Love Wine? This race is for you! Join us on Sunday, September 1, 2024 at 10:00am for an exciting annual event that features the amazing scenery […]
Oak Creek No Fun Run
Oak Creek Town Hall 123 Nancy Crawford Blvd, Oak Creek, CO, United StatesThe Running Series is excited to have the Oak Creek No Fun Run on our schedule again! Please join us in remembering long-time Running Series competitor Larry Brooks, a former […]
Lakewood Trail Running Series I
Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United StatesThe popular trail running series in Bear Creek Lake Park takes place weekly in September. Different routes allow participants to explore all areas of the park. Racers can compete against […]
Roost Rebellion Relays
Washington Park - Denver 701 S Franklin St, Denver, CO, United StatesWelcome to the Roost Rebellion Relays! Assemble your fastest 4 x 1 mile relay team to race in Washington Park. Each team needs to be co-ed with at least 2 […]
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.