Sleeping Giant Trail Runs
Hamden, United States • 29 Mar 2026
The Sleeping Giant Trail Runs, held at Sleeping Giant State Park in Hamden, Connecticut, is a challenging trail running event featuring 25K and 50K distances. Known as one of the toughest races in the Northeast, the course offers over 3,000 feet of vertical gain per 25K loop, with a mix of smooth carriage roads, technical rocky singletrack, and steep rock scrambles. Runners navigate iconic trails including the Yellow, White, and Quinnipiac (Blue) Trails, reaching the park's highest point at the Observation Tower. The race emphasizes sustainability with a cup-less policy and provides aid stations with hydration and snacks. Post-race festivities include food, beverages, and awards for top finishers. Visit the organization's website for the most recent information.