Calarat Challenge Trail Running Festival Half Marathon, 10k, & 5k

Sunday, September 3, 2023 Jamestown, CO

Calarat Challenge Trail Running Festival Half Marathon, 10k, & 5k course in Jamestown, CO

In the promotion of health, fun, and fitness, the Calarat Challenge Trail Running Festival comprises a half marathon, 10k, 5k, and 1k trail race that supports the Cal-Wood Education Center; a non-profit with the mission to increase outdoor education and provide life-transforming experiences for low-income communities.

Trail Runners. This half-marathon course takes runners along a variety of different trails throughout the Cal-Wood and Balarat Outdoor Education Center properties. Taking place during Labor Day weekend in early September, participants can expect mild and pleasant temperatures. 

Jamestown is a beautiful mountain town situated at the Foothills of the Colorado Rocky Mountains, just miles from Boulder, widely known for its scenic nature and tight-knit community atmosphere.

Starting and finishing at the Cal-Wood Education Center, this is a looping course on dirt trails that’s fairly flat throughout. 

Unlike most races, this festival event provides on-site lodging as well as a freshly prepared dinner. Post-race, the event also hosts all participants, family, and friends for an after-party comprising food, beer, and music. 

Race Weather & Climate

Jamestown is a charming mountain town situated in the foothills of Colorado’s Rocky Mountains, approximately 12 miles northwest of Boulder, known for its scenic beauty and tight-knit community.

September 3 in Jamestown, Colorado marks the late summer season. High temperatures typically reach around 70°F, providing a pleasant and warm atmosphere for outdoor activities. As the day transitions into evening, temperatures gradually drop to approximately 43°F. Precipitation levels are generally low, with an average of just 0.7 inches, making it an ideal day to explore the natural beauty and tranquility of Jamestown as summer nears its end.

Calarat Challenge Trail Running Festival Race Results

Calarat Challenge Trail Running Festival Course Map

See the race route map for the Calarat Challenge Trail Running Festival course map here.

Starting Time

The half marathon start time is 8:00 AM.

Race Fees

Online registration closed.

Registration

To reserve your spot in the 2023 Calarat Challenge Trail Running Festival, you can use the registration link here.

Calarat Challenge Trail Running Festival Race Website

Calarat Challenge Trail Running Festival Website

See more races in: September, Colorado

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