Horsetooth Half Marathon

APR

18

2027

A point to point half marathon in Fort Collins from the former Hughes Stadium to New Belgium Brewing, featuring hills, a net elevation loss, and a post-race gathering.

Sun 18 Apr 2027

Fort Collins, Colorado

Website Registration

13 miles

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Horsetooth Half Marathon

The Horsetooth Half Marathon is an annual race in Fort Collins presented by Fort Collins Connexion. The 2027 edition is the 54th running and is scheduled for April 18, 2027. Registration for the 2027 race opens July 13, 2026. The event is owned by the Fort Collins Running Club and managed by Gnar Runners.

The course is a point to point route that begins near the former Hughes Stadium and finishes at New Belgium Brewing. The route follows Centennial Drive along the shoreline of Horsetooth Reservoir and runs to the finish on the Poudre River recreation trail. Organizers describe the course as having challenging hills with a net loss in elevation.

The finish area includes a post-race gathering at New Belgium Brewing. The race offers a prize purse of $12,000. The event materials reference both elite competitors and first time half marathoners among participants. Visit the organization's website for the most recent information.

13 mi

Half Marathon