Event details subject to change. Please confirm all information via event website.
Leadville Trail 100
Leadville 124 E. Sixth Street, Leadville, CO, United StatesThe legendary “Race Across The Sky” 100-mile run is where it all started back in 1983. This is it. The race where legends are created and limits are tested. One hundred miles of extreme Colorado Rockies terrain — from elevations of 9,200 to 12,600 feet. You will give the mountain respect, and earn respect from […]
Staunton Rocks! Trail Marathon
Welcome to the Staunton Rocks! Marathon & Half Marathon, an event put on by trail runners for trail runners on August 28, 2021. Touring the renowned singletrack of Staunton State Park in Colorado’s Front Range Mountains southwest of Denver, the race will take you back in time as you glide by historic buildings and old milling operations.
Bergen Peak Half Marathon
Buchanan Park Recreation Center 32003 Ellingwood Trail, Evergreen, CO, United StatesCome run with us in beautiful Evergreen to the top of Bergen Peak at gorgeous Elk Meadow Park! This race day will offer both a 5k and a half marathon race. The 5k will course through the lower sections of Elk Meadow Park and the Half Marathon will take you to the peak of Bergen […]
Byers Peak Stampede
High Country Stampede Rodeo 1741 Co Hwy 73, Winter Park, CO, United StatesThe race is hosted by Shining Stars Foundation, a nonprofit providing recreational and social programs for children and families affected by pediatric cancer. All proceeds support the kids. There is a 5K option as well as a half marathon. It is a dog friendly race!
Arrowhead Half Marathon
Arrowhead at Beaver Creek 160 Cresta Rd, Edwards, CO, United StatesThe Vail Recreation District is excited to announce a NEW venue for one of our favorite events in the 2021 Dynafit Vail Trail Running Series - The Dynafit Half Marathon and 5K at Arrowhead in Beaver Creek on August 21st.
Mountain Swim Series IV
Highest altitude organized marathon swim event in the country at ~8,000 feet. RACE DETAILS Distance Price* Swimmers 2.5K $110.00 Both skin/wetsuit event options 1-hour swim cutoff** 1 loop around the course 5K $130.00 Both skin/wetsuit event options 2-hour swim cutoff** 2 loops around the course 10K $150.00 Highest altitude organized […]
Gunni Hi Tri
This Sprint Triathlon is proudly brought to you by the Gunnison Parks & Recreation Department. It begins with a 500yard swim (10 laps) at the Community & Aquatics Center, then continues with a 23K (14.5-mile) bike course, and wraps up with a 6.4K (4-mile) run that finishes at the Community Center. The kid's triathlon starts […]
Ram Run 5K
Come join in the celebration of the resurgence of a great community event. The Ram Run will be returning to it's traditional month. This fun and exciting event will include a 5k around the neighborhoods near Green Mountain High School. Proceeds will help benefit the Green Mountain High School Cross Country Team. The first 150 […]
Unite for Bleeding Disorders Walk
Sunlight Showdown 10K
Sunlight Mountain Resort 10901 County Road 117, Glenwood Springs, CO, United StatesWelcome to the Sunlight Mountain Race Series, where mountain air, winding trails, and a vibrant community come together for an unforgettable summer of running. For seven years, our half marathon has challenged and inspired runners on the stunning trails of Sunlight Mountain. Now, we’re taking it to the next level. Introducing a full race series: […]
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