Winchester
Trail Running Calendar near Winchester 2026-2027
Explore the top trail runs near Winchester for 2026-2027! We've gathered 40 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
Run the winding single lane trails of Groton Town Forest with a choice of 9.5 mile or 3.4 mile courses featuring roots, rocks and rolling climbs. Limited to 250 runners, this community race supports Groton trail maintenance and finishes with snacks.
Community 5 mile trail run at Lynn Woods Reservation with a no drop pace, Norvan trail vest demos, post-run refreshments, and free parking.
10 km trail race in Milton MA on 10/11/2026 featuring a moderately technical, low elevation course; registration runs 9/25 to 10/11, fee $20.
A six hour weighted trail race in Mansfield MA where competitors carry and adjust weight each lap and score by pound miles called Kz.
Fall trail race in Ravenswood Park with single track and carriage roads, part of the North Shore Trail Series, offering onsite registration and postrace baked goods and raffles.
A harvest-season 5K trail event at White Barn Farm in Wrentham with off-road terrain, a midway water station, bib pick-up the day before, family Harvestween activities, and a portion of registrations donated to the local food pantry.
A fall trail event in Harvard on October 25, 2026 featuring a 5K through orchard and woods plus a 1 mile kids fun run, with age divisions, awards, shirts, and proceeds benefiting the Harvard Conservation Trust.
A stadium stair-climb at Gillette Stadium raising funds for Homes For Our Troops, covering about 5,184 steps in the lower bowl with individual, team, and fundraising options.
A fall festival in Tyngsboro featuring a 3K trail race, a free kids fun run for ages 7 and under, a farmer’s market, vendors, kids activities, and food on October 25.
Trail races at Assabet River National Wildlife Refuge in Sudbury MA with 10K, 30K and a 6-hour timed loop event on dirt and gravel double-track trails.
A continuous 50-mile trail race on a 3.1-mile loop in Wrentham, MA, with chip timing, a 12-hour cutoff, and a 75-runner field limit.