Groton Town Forest Trail Races

Push your limits at Race for DFL, a backyard ultra at Kenty's Farm in Winchendon MA where runners repeat 4.1666 mile laps until only one remains. Choose 6, 12 or 24 hour options and enjoy themed laps, fun gear and great camaraderie.

Join the TARCkey Trot, a six hour timed challenge at Wright Locke Farm on November 15, 2025, running multiple 5K trail loops over rocky rollers. Tackle as many laps as you like while supporting land conservation.

Join Windham Woods School for the 2nd annual Thankful Trails 5K Run and Walk through scenic campus trails, plus a free Kids Fun Run on the Lower Field for ages 8 and under. Family friendly with raffle, awards, and lunch to celebrate communi..

Challenge yourself on a hilly 5K at Melrose High School's home cross country course in Melrose, MA while supporting the school's XC teams. Expect rugged terrain, post race snacks, and lively local race day energy.

Join the 27th annual Novemberfest Race, a scenic 4 mile run through Mine Falls Park in Nashua on Sunday, November 23, 2025. Celebrate at Martha's Exchange with raffle prizes and beers while supporting the Nashua Children's Home.

Take on the TARC Winter Classic at Middlesex Fells with 8, 32 and 40 mile Skyline Trail loops featuring roots, climbs and occasional Boston skyline views. Limited spots, cupless aid and winter trail conditions make this a true test for expe..