Science Stride 5K

Boulder Reservoir 5565 N 51st St, Boulder, CO, United States

The Friends of the National Center Science Stride 5k brings together our community for a common cause: Inspiring the next generation of scientists! This event provides an excellent opportunity for […]

$50

Nun Run Half Marathon

deKoevend Park 6315 S. University Blvd., Centennial, CO, United States

We are excited to be together for the 10th annual Nun Run Charity Race that supports the Denver Sisters of Life. Race day starts in deKoevend park with a Half-Marathon, […]

Lead King Loop

Thompson Park Marble, CO, United States

Join us for a great day of running through the spectacular fall colors in the heart of the Elk Mountain Range. Run, walk, or hike the 25k loop around Lead […]

$75 – $85

Pony Express Trail Run

Rampart Reservoir Rainbow Gulch Trailhead, Woodland Park, CO, United States

The Pony Express is a 16 mile trail run around Rampart Reservoir. Come out and enjoy the single track, running creeks, wildlife, and Colorado's autumn glory.

RRCC Front 9 Fun Run 5K

Red Rocks Country Club 16235 W Belleview Ave, Morrison, CO, United States

Join us for our first Red Rocks Country Club Front 9 Fun Run 5k! Enjoy beautiful views of Red Rocks Amphitheater as you wind your way through the front 9 […]

Be Ovary Aware 5K

America the Beautiful Park Cimino Dr, Colorado Springs, CO, United States

Raise awareness for ovarian cancer and raise funds to support Coloradans with 7 different types of gynecologic cancers: Ovarian, fallopian tube, uterine/endometrial, cervical, vaginal, vulvar and peritoneal cancers. This event […]

Flyin’ Lion 5K

Littleton High School 199 E Littleton Blvd, Littleton, CO, United States

The Flyin' Lion 5K returns this year to raise money to support Littleton High School’s Lions Sports Booster Club, a non-profit 501c3 made up of parent volunteers and school administrators. The race will take place at Littleton High School on October 2nd, 2022.

Farmers 5000

Wheat Ridge High School 9505 W. 32nd Avenue, Wheat Ridge, CO, United States

The Farmers 5000 is likely one of the very first school-based 5K fundraisers in the state of Colorado. Since 1981, serious racers and weekend warriors alike have been coming to […]

Tiger Prowl 5K

Lakewood High School 9700 W. 8th Avenue, Lakewood, CO, United States

The Tiger Prowl 5K is a fabulous annual community event and tradition run by the Lakewood High School Foundation to support all the talented and ambitious student programs offered. All […]

Race Against Suicide

El Pomar Youth Sports Park 2230 Executive Cir, Colorado Springs, CO, United States

The Race Against Suicide is an annual memorial and fundraising event for Pikes Peak Suicide Prevention. Participate in our 3k walk or 5k run individually or with a team in […]

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