Event details subject to change. Please confirm all information via event website.
Heatwave Half Marathon
5K/10K/Half- Marathon & Relay registration includes a custom bib, designer shirt, and a custom finisher medal! 1 Mile registration is untimed and includes a custom bib, designer shirt, and a […]
Cookie Chase 5K
The Cookie Chase is Denver’s race that ends with cookies. Runners and walkers can take advantage of a flat and fast course, and then enjoy fresh cookies at the finish. […]
Stepping Stone 5K
Stepping Stone Support Center and Trailhead Community have come together to present this amazing event to benefit adults with developmental disabilities. Complete two laps of Johnson Reservoir at Clement Park […]
CMRA Elk Meadow Trail Run
Come up to scenic Elk Meadow Open Space for an exhilarating 5.1 mile trail run. This is a timed event that starts and ends near the Lewis Ridge Trail Head.
Grin & Bear It Trail Race
The Grin & Bear It is Crested Butte’s oldest trail challenge. Historically presented as a sprint to Green Lake and back, this classic event has evolved to offer a 25k […]
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 […]
Boulder Peak Triathlon
The Boulder Peak Triathlon, Duathlon & Aquabike on July 10th is one of the countries longest and most well-known triathlons. For the veteran or first time racer, this is THE […]
RMRR Stone House 2M
Stone House Park 2800 S. Estes St., Lakewood, CO, United StatesEveryone – slow, fast, or in-between – can win at RMRR Trophy Series races. With our handicap scoring system, we predict YOUR finish time based on recent running results, giving you a great […]
High Lonesome 100
The High Lonesome 100 is a high flying endurance race in the Sawatch range of the Colorado Rocky Mountains. With 22,500' of vertical gain and reaching an elevation of 13,150', it's a hell of a course. The race runs in a loop through some of the most beautiful single track in the state, and takes runners on the Continental Divide and Colorado Trail, through 2 ghost towns, over 5 alpine passes, through remote basins, and over soaring ridges. This year's event takes place on July 30th.
Audi Power of Four Trail Race
The Audi Power of Four Race Series is a premier endurance race series utilizing the unique and amazing terrain of each of the four Aspen Snowmass mountains. Each race is […]
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