Trail Running calendar near Upton 2026-2027

A last person standing event on rugged Ragged Mountain in Berlin CT where runners repeat a roughly 3.11 mile loop each hour until one runner remains. Entry is limited to 55 and proceeds support local trail and youth running programs.

A dirt road 50k in Leyden, Massachusetts on May 16, 2026, with 4,200 feet of elevation change and a course that passes through forests, fields, and an 1870s covered bridge. Registration closes May 13 and there is no race-day entry.

A 50-mile point to point ultramarathon from Manchester to Mount Monadnock with about 6000 feet of gain over roads, dirt roads and trails. The course is GPX only with minimal markings, five aid stations, and a 125-runner cap.

Run or walk a 5k on the Southern New England Trunkline Trail in Franklin. This event supports the development of an abandoned rail bed into a multi use path connecting local communities.

Celebrate the eighth annual Trillium Spring 5K in Canton or participate virtually from anywhere. Join over 500 runners at the brewery to support Girls on the Run Greater Boston with races for adults and children.

Wason Pond Wrangler is an obstacle race on May 16, 2026 in Chester, New Hampshire, featuring a 5 km course run in multiple waves including a competitive wave. Online registration is closed and the event is limited to 800 participants.

New for 2026: an all-new Soapstone Mountain Half Marathon and a 6K Sampler in Stafford Springs, CT, both routed through Shenipsit Forest and past the Soapstone fire tower. The event is part of the Blue Blazed Trail Running Series and suppor..

A 25th annual cross country event in Newburyport, MA on May 17, 2026 with adult and youth 3 mile races plus a kids 1/2 mile. First 250 3 mile registrants receive shirts and race day donations support the Travis Landreth Scholarship Fund.

Tough Tiger is an obstacle course event at Hampden Meadows School in Barrington, RI offering a 1.5 mile loop and a shorter adaptive course, with T shirts for early registrants, a raffle, and electronic timing.

A community 5K through the PEA trails in Exeter plus kids fun runs in three age groups, post race music, food, raffles and awards. Free babysitting is provided for children of registered 5K participants.

A 5K Fun Run at Strongwater Farm in Tewksbury on May 17, 2026 to raise funds for programs supporting people with mobility challenges. The trail course crosses corn fields and woods, with a shorter accessible route and family activities on s..

A community campus race in East Haddam with a 1.75 mile loop, kids races on the soccer field, water stops and reused trophy awards. The course is mainly packed dirt with hills and a fast downhill finish.

A one-day return of the Somers Summer 5K on May 17, 2026 at Field Road Park; entry is free and registration runs from August 28, 2025 to May 16, 2026. Proceeds support improvements to the park fitness trail.

A two-day 4K race on Cathleen Stone Island in Boston Harbor with individual and team entries, a short ferry ride, chip timing, and an on-island finish with dinner and beer. Funds raised support hands on science programs for Boston youth.

Trail races in Keene, NH using a 12.5K loop that can be repeated for 12.5K, 25K, 37.5K, or 50K. The course is technical single track and old jeep roads with aid stations, drop bag access, and portable toilets.

A Memorial Day Weekend inaugural *5k* trail run through Groton's General Field on May 24, 2026. The event supports Operation Delta Dog, which rescues and trains service dogs for veterans.

Powisset Farm Trail Run Spring on May 25, 2026 in Dover, MA offers 8.6, 5.6, 3.1 and 1.5 mile courses on a flat farm meadow and the rolling trails of Noanet Woodlands.

A 5K trail event on May 30, 2026 at Danvers YMCA Camp in Boxford with separate courses for runners and for walkers and waggers, pond and vernal pool scenery, prizes, post-race treats, and registration benefits.

Operation Mohawk Tactical 2 in Foxboro, MA offers 4, 5, and 9 mile running and rucking options. The event honors fallen service members and supports veteran and first responder suicide prevention under the mission of 22Mohawks.

A timed 5K trail race at Coogan Farm in Mystic, running through meadows, woods, and fields, with limited entry, tiered fees, an awards ceremony, and opportunities to meet Nature Center animal ambassadors.