Trail Running calendar near Westwood 2026-2027

A USATF sanctioned 10 mile out and back trail race along the Merrimack River in Andover, MA, dedicated to a runner who passed away. Features age-group awards, post-race refreshments, and proceeds support trail maintenance.

Experience an obstacle course race in Cumberland featuring a 3.2 mile loop with 1000 feet of elevation. Choose from competitive waves, multilap options, or a signature 12 hour ultra endurance challenge.

Trail running at Wompatuck State Park in Hingham, MA on April 11, 2026, offering 5K, 5M, and a limited 8-Hour looped ultra, reversed course this year with on-course aid and drop bag support.

Test your endurance on a scenic five kilometer trail loop in Wrentham Massachusetts. This supported race offers forty and fifty mile challenges with a twelve hour cutoff and consistent access to aid stations.

The 11th Annual F.O.R 5k Trail Race takes runners through the scenic McDonald Nature Preserve in Wilbraham. This family-friendly trail run supports the local parks' maintenance fund.

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..

A trail race at Jericho Town Forest (Weston, MA) on April 25, 2026 offering 10K, half, marathon, and 50K options on a marked 10K loop, cupless aid station, strict cutoffs, and parking by volunteers.

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 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.

A chip timed 5K trail race at Odiorne Point State Park with kids fun runs and a post race beach cleanup, raising funds for Marine Mammal Rescue.

The Big A 50K Trail Race is a challenging loop course on Mount Agamenticus with technical, rocky terrain and significant elevation. Participants can choose their distance, from 10 miles up to the full 50K. The event is free to register for,..

Celebrate National Truffle Day with a chocolate themed trail run at Giddings Park. This event features a three loop 5K for all ages and a kids fun run to support Franklin Elementary School programs.

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.

A trail race on Winant Park Trails near downtown Concord with windy singletrack, switchbacks, and nordic type paths. Two distances are offered and proceeds benefit the Ralph Waldo Emerson School for Preschoolers; day of event entry is avail..

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.

Trail running festival in Rollinsford, NH offering a 5 Miler, a 5K and a Canicross 5K on mixed rail trail and river single track, with specific rules for canicross teams and an aid station on the 5K route.