Vail Ultra
Vail Village 292 E Meadow Dr, Vail, CO, United StatesPush your limits with the Vail Ultra! This 50-mile adventure takes you through the heart of the Rockies, where every step leads you through steep ascents, awe-inspiring views, and ever-shifting […]
Boulder Stroke & Stride I
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesThe Boulder Stroke & Stride enters its 24th season in 2025, and offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-lap 1500 Meter swim in Boulder Reservoir, […]
First Fridays 5K
Festival Park 199 Perry St., Castle Rock, CO, United StatesFriday nights in the summer are made for spending time close to home, enjoying the beautiful weather, and unwinding from the long week. Why go anywhere else but Downtown Castle […]
Great Divide Ultra
Mueller State Park 21045 State Highway 67, Divide, CO, United StatesExperience the spring-fed meadows, massive rocks of Pikes Peak granite, and sweeping views of Colorado’s most spectacular mountains in the Great Divide Ultras. This Colorado early season 100m, 100k, 50k […]
All-Out Summer Breeze
Stenger Soccer Complex 11200 W 58th Ave, Arvada, CO, United StatesFrom the heart of the West Metro area and the Stenger Soccer Complex, All-Out brings you our 11th annual Summer Breeze! Along with its Endless Series sidekick in January Polar […]
Colorado Triathlon
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesWho's ready to kick off the 2022 season?! The Colorado Triathlon is where Colorado comes to race on Saturday June 4th, 2022! The Colorado Triathlon - sprint & olympic distances, […]
Steamworks Half Marathon
Durango Sports Club Durango, CO, United StatesThe Steamworks Half Marathon will take place in the San Juan Mountains . This high-elevation, 13.1 mile race will take place at 6,500 feet above sea level. The course is […]
Step Up For Women And Recovery 5K
Fossil Creek Park Lemay Avenue, Fort Collins, CO, United StatesThis event brings together the community and supports scholarships for women who seek treatment for drug and alcohol addiction. People entering a program often have the commitment to complete treatment […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is […]
5K In My Shoes
Envision 1050 37th Street, Evans, CO, United StatesThe 5K In My Shoes event will return to Envision (1050 37th Street Evans, CO 80620). Check-in/registration starts at 7:30 AM and the race begins at 8:30 AM. The start […]
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