Gunni Hi Tri
Gunnison Community Center 200 E Spencer Ave, Gunnison, CO, United StatesThis Sprint Triathlon is proudly brought to you by the Gunnison Parks & Recreation Department. It begins with a 500yard swim (10 laps) at the Community & Aquatics Center, then […]
6 Dot Dash
Colorado Center for the Blind 2233 W Shepperd Ave, Littleton, CO, United StatesThe National Federation of the Blind of Colorado 6 Dot Dash presented by Comcast is an annual 5k event to raise awareness and funds for the National Federation of the […]
Jag Jog 5K
Jefferson Academy Elementary School 9955 Yarrow St, Westminster, CO, United StatesWalk, run or skip across the finish line as we welcome back the Jag Jog to the JA community! Sponsored by the Foundation for JA, this family-favorite, K-12 community event features […]
Unite for Bleeding Disorders Walk
Sloan's Lake Park 1700 Utica Street, Denver, CO, United StatesRMRR Fall Marathon Training Series
Riverwalk Ballfields 9830 Riverdale Rd, Thornton, CO, United StatesRMRR’s Marathon Training Series provides 10M and 20M races that are low cost, friendly, fully supported, and officially timed. All you need to do is focus on your running! Our […]
Log Hill Hustle 5K/10K
Divide Ranch and Club 151 Divide Ranch Cr, Ridgway, CO, United StatesThe Fortuna Tierra Club is hosting the in-person, seventh annual Log Hill Hustle, Fun Run and fundraiser on Sunday, August 28 at 8 AM starting and finishing at the Divide Ranch […]
Smoky Hill Community 5K
Smoky Hill High School 16100 E Smoky Hill Rd, Aurora, CO, United StatesLooking for a fun way to stay active? Look no more! Come out and Support Smoky Hill Community. Come and join us on our 2nd annual Smoky Hill Community 5K […]
Central Park Kids Triathlon
Jet Stream Pool 3574 Alton Street, StreetDenver, CO, United StatesPH in the Park
City Park - Denver 1700 N York St, Denver, CO, United States2024 marks the 15th year of the pulmonary hypertension (PH) collaborative fundraiser with the University of Colorado Denver, Children’s Hospital Colorado and the Pulmonary Hypertension Association (PHA). The first fundraiser […]
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, […]
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.