Groton Town Forest Trail Races
Groton, United States • 4 Oct 2026
Event overview
The Groton Town Forest Trail Races are held in Groton, MA and are sponsored by the Squannacook River Runners and Groton Trails Committee. The event offers two distances:
- 9.5 miles
- 3.4 miles
Registration is limited to 250 runners. Day-of registration is available, but close-in parking is limited. Online registration closes the night before the race and an additional registration fee may apply. Some proceeds from the race are donated to the Groton Trails Committee for trail development and maintenance.
Course and logistics
Both courses are well marked, tour the Groton Town Forest, and have no road crossings. Surfaces include narrow dirt roads and winding single-lane trails with roots, rocks, leaves, uphills, and downhills. Hills are not large, though some are steep. The 9.5 mile course includes two self-serve water-only aid stations; the 3.4 mile course includes one self-serve water-only aid station. Light refreshments will be served after the races.
Prizes are awarded to the first male and first female finishers in each race. Age-group first-place prizes are also awarded. Entry fees vary by registration method and date, and there are family maximums for mailed pre-registrations. Entry fees are non-refundable and bib numbers are non-transferable. Visit the organization's website for the most recent information.