Trail Running Calendar Massachusetts 2026-2027

A recurring one-hour trail run for women and nonbinary participants at North Reservoir in the Fells, covering a 3-mile loop at a conversational pace of about 11–12 minutes per mile. Sessions are in person and may be canceled for steady rain..

TARC Spring Classic in Weston, MA offers multiple running races on April 25, 2026, with distances from 10K to 50K. Registration is listed as free.

Experience three seasons of trail running and walking through scenic conservation land and a working vegetable farm in Wrentham with this unique 5K triple series.

Experience a scenic 5k trail run through conservation land and working farmland in Wrentham. Celebrate Earth Day with an off road course featuring natural obstacles and community focused agriculture support.

A student run community event on April 25, 2026 at MacDuffie School in Granby, MA featuring a flat cross country 5K and an optional Color Run, with 100% of proceeds going to Dakin Humane Society.

A professionally timed 5 km trail event around West Reservoir in Harwich on April 26, 2026, organized by Kiwanis of Lower Cape Cod with the Monomoy Key Club. Runners and walkers are welcome with an after run gathering at The Seal Pub.

A 12 mile technical out and back trail race on the Holyoke Range near Amherst, MA, with more than 3,500 ft of elevation gain. Rocky singletrack ridgelines, two manned water stations, and registration currently shows full with a waitlist.

Experience a trail run or walk through the campus of The Hartsbrook School in Hadley. Choose between a 5k or a 1 mile race on natural terrain while supporting local land stewardship and agricultural education programs.

Experience an all trail race through the scenic Frances A. Crane Wildlife Management Area. Choose between 10K, 20K, or 30K distances while supporting local wildlife and land conservation foundations.

A technical trail race on the Wapack Trail in Ashburnham, MA on May 9, 2026, offering 21.5, 43 and 50 mile options over rocky single track and significant elevation. Registration is limited, manually timed, and nonrefundable.

Trail races at Watuppa Reservation in Fall River on May 9, 2026, featuring grassy fire lanes, winding single track and aid stations each lap. Distances offered are 10K, 30K and 50K.

A dog friendly 5K and a 2.6 mile walk at Borderland State Park on May 9, 2026 to benefit School on Wheels of Massachusetts. The event features refreshments, pup cups, kids pupsicles and free t shirts for early registrants.

The Free Spirit 50K is a scenic ultra on the dirt roads of Leyden, Massachusetts. The route passes historic farms, forests, and a vintage covered bridge, offering a classic New England countryside experience.

Annual May races on the Ashuwillticook Rail Trail offering marathon, half and 8K distances starting and finishing at the Adams Visitors Center. Proceeds support the rail trail and a municipal fund for the City of Pittsfield.

Tails & Trails State Forest Run in Pittsfield State Park on May 16, 2026 features 50K, 25K and a 5 mile loop of single track, pine forests and mountain bike style trails while supporting local animal rescues.

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.

The Trav's Trail Run will take place in Newburyport on Sunday 17 May 2026.

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..

Experience a unique trail race on Cathleen Stone Island in the Boston Harbor. Enjoy a scenic ferry ride and a chip timed run followed by dinner and drinks to support science education for Boston youth.