Trail Running calendar near Bristol 2026-2027

Muddy Princess Boston is a women only 5K obstacle mud run at Kimball Farm in Haverhill on June 21, 2026. The course has 18 plus obstacles and is open to women aged 7 and up who may run, jog or walk.

Three summer trail races at West Hill Dam in Uxbridge, MA, with well-marked wooded single and double-track courses, limited fields, age-group prizes, and a portion of fees donated to local food pantries.

A Spartan obstacle weekend at Carter and Stevens Farm in Barre, MA on June 27 and 28, 2026 with Sprint, Super, and kids races, plus an obstacle workshop and spectator access.

A five-race Monday evening cross country series at Wickham Park in Manchester CT, the 35th edition features roughly 2.4 to 2.6 mile courses, a discounted full-series entry, and proceeds supporting the Manchester High School Shoe Fund.

A point to point 5K in East Hampton beginning at the Connecticut Draft Horse Rescue with shuttle transport from Center School. Bib pick-up is at Center School gym and awards are presented by age group after the race.

A 12K trail race on the Blue Hills Skyline Trail with about 2,300 feet of climbing, rocky steep terrain, and minimal aid. The route follows Skyline blazes from the Blue Hills Ski Area parking lot and requires participants to carry hydration..

A memorial 5K run and walk at Owen Bell Park in Dayville CT that raises funds for a scholarship for Killingly Ag-Ed seniors. The day includes a 5K, a walk, and a kids fun run on off-road paths with possible trip hazards.

A 12 hour trail event in Lawrence Woods, Middlesex Fells Reservation near Medford MA on July 18, 2026. The course is a roughly 5 mile loop with a minimal aid station and parking at the nearby high school lot.

A 1 mile out and back on the Farmington Canal Heritage Trail with a crushed gravel surface and hand timing. Held July 19, 2026 in East Granby in two waves with limited parking; proceeds benefit charities.

A 5.5 mile trail race at Soapstone Mountain with six steep ascents, a cupless water stop, strict parking limits and online registration capped at 50 runners; the course is technical and not recommended for novices.

A few miles of mud and about a dozen muddy obstacles at the 508 INTL Adventure Sports Center in Charlton, MA on August 1, 2026. Race entries include a finisher medal and festival access, with VIP upgrades and a Buy One Give One donation pro..

A community cross country meet at Stonington High School offering a 5K and a children's 1/2 mile. The course mixes track, quiet campus streets, trails, grass, and finishes back on the track.

A community fundraising day in Groton, MA on August 5, 2026 featuring an 8.4 mile three-person relay, kids single-loop race and Little Lambs mini runs, followed by barbecue and activities, with proceeds to six local charities.

A seaside set of timed ultra-marathon events at Colt State Park in Bristol, Rhode Island, offering 6 hour, 12 hour, and 24 hour formats with separate entry periods and fees.

A trail event at Noon Hill Reservation in Medfield offering a 10 mile loop plus 50K and 40 mile ultra options, mostly singletrack with roots, rocks, and a scenic Noon Hill vista; proceeds benefit The Trustees of Reservations.

A community potluck and trail run in Tolland, CT on August 15, 2026. Participants run 5K loops during an eight hour period, earn raffle tickets per loop, and receive a 50th anniversary gift after completing a loop.

A 5K off-road trail run, walk, and hike at White Barn Farm through Wrentham conservation land. The event is part of the Farm to Trail 5K Series and raises funds to support local agriculture and food pantry donations.

A timed 5K at Brimfield Winery on August 15, 2026, run on a mostly grass cross country style course. Registration options include a standard 5K with a postrace wine pour and a volunteer plus run option.

Experience a scenic trail run through Vineyard Hill Reservation and Bradley Palmer State Park. Choose between 5 km and 10 km distances on a rolling course featuring wide trails and the open landscapes of Shaw Field.

A 5K cross-country race at Waters Farm in Sutton, MA, marking the fourth running of the Old Goat Track Club XC Classic with on-site parking, finish-line water and fruit, portable toilets, and awards for individual and team results.