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Westminster Trail Race

Wayne Carle Middle School @ Standley Lake 10020 100th Ave, Westminster, Westminster, CO, United States

Beautiful Standley Lake in Westminster in Westminster hosts this this 11th Annual event which is a great course for those competitive, intermediate, or novice runners. The trails are mix of …

Event Series Boulder Skyline Traverse

Boulder Skyline Traverse

Runners Roost - Boulder 629 South Broadway, Suite E, Boulder, CO, United States

The Boulder Skyline traverse is an iconic trail route that connects five different peaks along the famous Boulder horizon for 17 miles and over 5,000 feet of elevation gain. Join …

Free

Golden Roost Run Club and Leadville Marathon & Heavy Half Giveaway

Runners Roost - Golden 2120 Ford St, Golden, CO, United States

Calling all trail running enthusiasts! Want to test your limits in the Life Time Leadville Trail Marathon & Heavy Half sponsored by La Sportiva on 6/29/24? Here's your chance! Golden …

Free

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Greenland Trail Races

The Greenland Trail Races offer four outstanding distances in southern Douglas County. Run the 4 Miler, the 8 Miler, the 25K, or tackle the 50K ultramarathon, Colorado’s fastest 50K! With …

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Mountain Ridge Trail Race

Mountain Ridge Middle School 10590 Mountain Vista Ridge, Highlands Ranch, CO, United States

This 11th annual trail race serves as the Summer Series opener. It has quickly become a runner favorite among Endurance Race Series front range events. The rolling hills of this …

DU Dash

Palmer Lake

June 9th marks the inaugural IN-PERSON DU Dash hosted by Colorado Ducks Unlimited on the Santa Fe Trail at Palmer Lake. Check out all the race information here.