10K

Welcome to the Town of Castle Rock’s epic trail event. Come to challenge yourself on the vast ridgeline trail system and enjoy Castle Rock’s local trails. Trail run options range […]

The Wildcat Mountain trail races take place starting at the Douglas County East/West trailhead at Rocky Heights Middle School and run along the E/W trail to the beautiful HRCA Backcountry […]

Dash through the snow (or not snow) at Fa La La! Along with its Endless Series sidekick in July… Dog Days, the majesty of our breathtaking Flatirons as a backdrop will inspire […]

Will you embrace the holiday full of heart or run from Cupid? Either way, you’re going to LOVE this fun and festive workout with family and friends…oh, and those pancakes! […]

The Stories Trail Runs is a unique winter trail running adventure taking place in Colorado Springs, CO against the breathtaking backdrop of Cheyenne Mountain, and “America’s Mountain” Pike’s Peak, with […]

The Boulder Sunset 10K & 5K Run is part of BBSC’s biggest endurance event of the summer. Spend your weekend racing with BBSC at the incredible and scenic Boulder Reservoir. Register, […]

The Boulder Sunrise 10k & 5k Run has a reputation of being one of the most scenic courses around. BBSC will provide runners with a supported course, including plenty of […]

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 […]

The American Driving Academy and the Southern Colorado Runners welcome you to the 48th Annual Spring Runoff Sunday, March 2nd, 2025. Join us for the 48th edition of Pueblo’s oldest […]

The series consists of four progressively longer (LONG AND SHORT) races. Please note: You must choose your distance when registering. The Long Race starts at 10:00AM. Short Race starts at 10:20AM. The […]