Sage Burner Trail Race

Hartman Rocks Recreation Area Gunnison, CO, United States

Nestled in the Rocky Mountains, about 2 hours east of Grand Junction and 3 hours west of Denver, lies a small running jewel called Gunnison, Colorado. Visit Gunnison, and you’ll […]

Cheyenne Mountain Trail Race

Cheyenne Mountain State Park 410 JL Ranch Heights, Colorado Springs, CO, United States

This race benefits Achilles Pikes Peak, a local nonprofit that helps athletes with disabilities to enjoy the trails and live rich, active lives. Our 50K, 25K and 10K courses in […]

Longmont High School 1040 Sunset St, Longmont, CO, United States

Organized by Tony Bermudez, District 2 State Officer for Colorado FBLA, this event is more than just a race—it's a chance to make a meaningful difference in our community. All […]

Boulder XC Series I

Foothills Community Park 800 Cherry Ave, Boulder, CO, United States

LOCATION Foothills Community Park 800 Cherry Ave, Boulder, CO 80304 EVENTS 9:00AM 10 YEARS & UNDER - 1K 9:15AM 16 YEARS & UNDER - 3K (1 x 1K + 1 […]

Harvest Fest 5K

Pueblo Riverwalk Park 101 N Union Ave, Pueblo, CO, United States

Get ready to celebrate the vibrant autumn season on October 14, 2023, with Pueblo Diversified Industries (PDI) Harvest Fest 2023 Fundraising Event, featuring a thrilling 5K Run and a leisurely […]

Arc of Adams County Halloween 5K

Adams County Fairgrounds 9755 Henderson Rd, Brighton, CO, United States

Join us in supporting the human and civil rights of children and adults with intellectual and developmental disabilities! This 5K run/walk is open to people of ANY ability and ANY […]

The Pretzel Run

Louisville Community Park 955 Bella Vista Dr, Louisville, CO, United States

The Pretzel Returns after 100s of our runners asked to bring it back....(Sold out in 2019) Finishing up in conjunction with the Munich Oktoberfests last weekend...we have a festival of […]

$35.00

ASDAsh 5K to Beat Tooth Decay

Boettcher Commons 13120 E 19th Ave, Aurora, CO, United States

Join us for the University of Colorado School of Dental Medicine's annual ASDAsh 5K to Beat Tooth Decay! This year, all of the proceeds will be donated to our campus […]

bRUNch Run 5K/10K

Stapleton Central Park 8801 Martin Luther King Jr Blvd, Denver, CO, United States

The bRUNch Run ™ is back! Join us in Denver for the most epic and delicious 5K + 10K run/walk. (There is also the 15K)! Think road race meets food […]

$65 – $70

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.