Trail Running calendar near Mansfield 2026-2027

A weekly Northampton cross country series held April through August on an accurately measured 5 km course through fields and woods. Day of registration is required, with modest fees and a season pass option.

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 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.

Support marine mammal rescue by running through the scenic forests and rocky shores of Odiorne Point State Park. This family friendly event features a chip timed 5K trail race, kids fun runs, and a community beach cleanup.

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.

Trail races in Lyme, Connecticut offering a 9.2 mile loop and a 3 mile sprint on Mount Archer trails. Chip timed and rain or shine, with 100% of proceeds donated to local emergency services.

Experience an all trail race through the scenic Frances A. Crane Wildlife Management Area. Choose between 10K, 20K, or 30K distances on a repeating loop course in East Falmouth.

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 spring 10K trail race on Block Island that mixes dirt roads, coastal tracks, rolling pastures and a steep double tiered climb near mile four. Packet pickup and registration take place at the Block Island School.

Join the community at the Pinkerton Academy 5K Astro Run in Derry New Hampshire for a scenic 5 km race held on the academy campus grounds.