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), […]
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 […]
Sloan’s Lake Search Party Marathon
Sloan's Lake Park 1700 Utica Street, Denver, CO, United StatesTHE SUMMARY Did you know that the loop around Sloan's Lake in Denver Colorado is almost perfectly 2.62 miles around? Join us as we go around the lake every hour on the […]
Waneka Classic Community 5K
Waneka Lake Park 1600 Caria Dr, Lafayette, CO, United StatesA free, timed 5K, open to the public, held prior to the Centaurus Cross Country Invitational. Proceeds from the World Famous Concessions Stand and T-shirt sales benefit the Centaurus Cross […]
RexRun 5K for PAWSitivity
Arapahoe County Fairgrouds 25690 E Quincy Ave, Aurora, CO, United StatesThe RexRun 5K is a 5K run/walk to spread mental health awareness and #PAWSitivity in schools with the help of more Therapy K-9's like Arapahoe County Sheriff's Office K-9 Rex. This year's event is at Dove Valley Park in Centennial on August 6th.
Firestorm 5K
Dakota Lodge - Ken Caryl Ranch 14422 W Ken Caryl Ave, Littleton, CO, United StatesWildfire Action Fund (WAF) is a non-profit organization committed to wildfire prevention, community education, and advocacy. The mission of the Firestorm 5k is to raise awareness about the importance of […]
Tater Trot 5K
Chapman Park 300 W Prospect Ave, Monte Vista, CO, United StatesThe Colorado Potato Festival will be kicking off at 8 AM on September 7th, 2024 at Chapman Park in Monte Vista with the annual Tater Trot 5K. This sponsored event […]
Alberta Peak Challenge
Wolf Creek Ski Area US-160 E, Pagosa Springs, CO, United StatesThe Alberta Peak Challenge is a 4-mile and 12-mile trail race that starts and finishes at the base area of Wolf Creek Ski Area. The race course follows the gravel […]
Canceled Blue Shoe Run 5K
The Urology Center of Colorado 2777 Mile High Stadium Circle, Denver, CO, United StatesRun, Walk or Sit! For your father, your husband, your brother, your friend, or for you! Join The Urology Center of Colorado Foundation for the 12th Annual Blue Shoe Run for Prostate Cancer on Saturday, September 18, 2021 in Denver.
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.