Black Squirrel Half

Bellvue, United States • 6 Sep 2025

The Black Squirrel Half Marathon is a 13.5-mile trail race held in Lory State Park near Fort Collins, Colorado. Featuring approximately 2,000 feet of elevation gain and loss, the course offers a scenic perimeter tour of the park with stunning views of Horsetooth Reservoir, Fort Collins, the Great Plains, and the Rocky Mountains. The terrain includes 12 miles of dirt singletrack and 1 mile of dirt road, with a challenging ascent to 7,000 feet on Lory’s west ridge followed by a technical descent and rolling singletrack to the finish. The event is capped at 400 runners and includes aid stations, a post-race breakfast, awards, and a kids’ 1-mile race. Visit the organization's website for the most recent information.

Race information

13 mi
2000 m+
Half Marathon
Visit the organization's website for the most recent information.
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