Flat Rock Trail Race
Dunstable, United States • 21 Jun 2025
The Flat Rock Trail Race is a new trail running event held in Dunstable, Massachusetts, benefiting the Humane Society for Greater Nashua's building expansion. Participants can run a 5-mile loop with nearly 600 feet of elevation gain, starting at the Arched Bridge and passing through scenic areas such as a former quarry, farm, and hilltops. Runners can complete as many loops as they like within six hours. The event celebrates the first day of summer and includes community festivities like the Strawberry Festival and Art in the Barn Show. Proceeds support local conservation efforts, and the race emphasizes environmental respect and community engagement. Visit the organization's website for the most recent information.