Event details subject to change. Please confirm all information via event website.
Estes Park Backyard Ultra
The Backyard Ultra with the views. The Backyard Ultra is a form of Ultra race where runners must complete 4.167 miles in less than one hour, every hour, until only one […]
Vitality Walk
Restoration Church 411 S Walsh Dr, Casper, WY, United StatesYour participation in Vitality Walk helps Parkinson Association of the Rockies (PAR) push boundaries and invest in programs and services that are a lifeline to those with Parkinson’s, their Care […]
Sunlight Showdown 5K
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 […]
Wild Provisions 5K
Wild Provisions Beer Project 2209 Central Avenue, Boulder, CO, United StatesJoin us for the Wild Provisions 5k on June 27, 2026, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Boulder. Run, walk, jog […]
Pearl Street Mile
Join Troop Events on Saturday August 6th for the 25th annual Pearl Street Mile, a criterium multi-lapped course that starts on Spruce St, and completes 3.75 laps around the Boulder Court House and up the Pearl Street Mall. This year, the race is the USATF Colorado One Mile Championships! There will be a Kids 800m, Family and Friends 1-Mile, time based 1-Mile waves, Masters 1-Mile races, and Elite Open 1-Mile races.
Chase the Moon Trail Race
Chase the Moon is a 12-hour team relay and solo ultramarathon, run overnight under the light of the full moon in the Highlands Ranch Backcountry trail system (we promise some […]
Blue Sky Ascent
Although the air will be noticeably thin at the starting line, Echo Lake's 10,600 feet of elevation is just the beginning. The climb totals nearly 4,000 vertical feet - much […]
Boulder Sunrise Triathlon
Join us in celebrating the start of summer in the triathlon capital of the country, Boulder, CO. An athlete favorite with its breath-taking sunrise swim, fast bike and smooth run […]
SSPR TRYathlon
Swim, bike, run for fun! This is the perfect starting point to try a tri. These races are about completion, not competition. All athletic levels are welcome. The only prerequisite is that you must […]
Boulder Sunrise 5K/10K
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 […]
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