Trail Running calendar near Nottingham 2026-2027

A community 5K in Jaffrey, NH offering a woods trail and a rail trail out and back. Proceeds support the volunteer Jaffrey Firefighters Company and equipment needs of the Jaffrey Fire Department.

An 18 mile out and back trail race in New Ipswich, New Hampshire, climbing toward Watatic Mountain Reservation with technical, rugged single-track terrain. Registration opens June 15 2026 and the fee is $55.

A 5K trail race at Loon Mountain on September 20, 2026, as part of the 51st NH Highland Games, with 800 ft of elevation gain across dirt trails, service roads and ski trails. Registration includes a race shirt and festival admission.

Pair up for a three hour endurance relay on a two mile loop of trails and fields. Alternate laps with your partner to accumulate the maximum distance possible in this team based challenge.

A community 5K in Hillsborough, NH on September 20, 2026, organized by the Hillsboro Fire Department. The off-road course may be uneven and strollers are not recommended; registration runs March 25 to September 19 with a $30 fee.

A one lap up and down mountain race in Waterville Valley, New Hampshire on September 20, 2026, part of the USATF-New England Mountain Racing Circuit. The course uses grassy ski slopes and gravel service roads and includes three aid stations..

The Arc'teryx Run Boston will take place in Milton on Sunday 20 September 2026. You can run 10 kilometers.

A women only 5K obstacle mud run at Carter & Stevens Farm in Barre, MA on September 20, 2026. The course has 18+ obstacles, welcomes participants ages seven and up, and emphasizes teamwork over competition.

Trail races on maintained local trails in Arundel, ME offering 5k, 10k and half marathon options, plus a kid's bike race, participant medals and shirts, live music and food.

A multisport festival at Pawtuckaway State Park offering swim, bike and run options for people who identify as women. Choose an individual triathlon, two sport combo, single sport or a relay team in a non competitive setting.

A trail-based 5K obstacle course at Wasserman Park on September 26, 2026, featuring 12+ beginner to intermediate obstacles. Entry is limited to 200 participants, costs $40, and early registrants receive a race shirt and finisher medal.

A weekend of mountain bike and ultra running at Ascutney Outdoors near West Windsor offering 50 mile and 50 km races, relay options, and kids fun races. Proceeds benefit Vermont Adaptive and event information includes aid stations and campi..

A looped trail event at Wolfe's Neck Farm in Freeport featuring roughly 5 mile loops on dirt trails with 50, 30 and 10 mile solo options plus relays, a single aid station at the start finish, and specific pacer and guide rules.

A half marathon across Pleasant Mountain's ridge on September 27, 2026 in Bridgton, ME. The course uses technical single track trails and includes tiered entry fees, a tech shirt, meal ticket and a finisher medal.

Trail races at the Assabet River National Wildlife Refuge in Sudbury MA include a 10K, a 30K and a 6 hour timed event. The course uses dirt and gravel double track trails with two aid stations and cupless fueling.

A community run at Shedd Park in Lowell offering a 5K, a 10K trail run, and a 1 mile kids loop, with trails, on-course support, family activities, and proceeds benefiting local conservation and education programs.

A last person standing trail ultra on a 3.5 mile forest loop in Center Conway, NH, open to all ages and abilities. The event includes a minimal midway aid station, camping option Friday, food on Saturday, awards and participant swag.

A 25 kilometer trail race through the Edwin L. Smith Preserve in Kennebunkport, Maine on October 3, 2026. Proceeds support the Kennebunkport Conservation Trust and registration is limited to 100 entrants.

An annual 5K cross country run or walk in Franklin Park supporting Boston Latin School Athletics. Team registration is new for 2026 and fees are tiered with free entry for BLS students.

Trail races in Groton, Massachusetts on October 4, 2026, organized by local running and trails groups. Two distances, 9.5 miles and 3.4 miles, total entries limited to 250, online registration closes October 3.