Trail Running calendar near Spencer 2025-2026

We have found 68 Trailruns within 80 miles of Spencer. See below where and when you can find the races.

The Tunxis Trail Ultramarathon, held in Burlington, Connecticut, features challenging and technical trail races on the Tunxis Trail system, part of the Blue Blazed hiking trails. The event offers shorter distances this year, including an 8K (5 miles) and a 5K (3.1 miles), with staggered start times...

The Survival of the F.I.T.test - 30+ Hour Trail Ultra is a challenging endurance event held in Cumberland, Rhode Island. Participants can choose between two course options: a flat, fast 2.1-mile loop or a more rugged 4.2-mile trail loop used in previous years. The event offers multiple race formats..

Homecoming Chargers 5k Run/Walk is a community event in Blackstone, Massachusetts, scheduled for Saturday, September 27, 2025, at 175 Lincoln Street. The 5k Run/Walk uses Blackstone-Millville Regional's home cross-country course, offering a mix of grass and pavement with a finish on the track. The e..

Ocean State XC Invitational features the Ocean State 5K Trail Run, held at Goddard Park in Warwick, Rhode Island (1095 Ives Road). The 5K course winds through bay-side trails and grasslands, described as a fast, flat off-road route with the start and finish near the clubhouse for the public golf cou..

The Moosup Valley 5K and 10K All Trail Race takes place in Moosup, Connecticut, on the newly restored Moosup Valley State Park Trail. This event features a 5K, a 10K, and a Kids Fun Run, all held on a 100% trail course that crosses only one dead-end road. The race starts and finishes at the Griswold..

Run for Nature in Lowell, Massachusetts returns to Shedd Park at 453 Rogers Street as a fundraiser hosted by the Lowell Parks and Conservation Trust. The event offers a 5K Run/Walk, a 10K Trail Run (no walk option), and a Kids 1-Mile Fun Run/Walk, a course through park trails and riverfront scenery...

Race for the Refuge takes place at Assabet River National Wildlife Refuge in Sudbury, starting at the Visitor Center. The event includes a 1-mile Walk, a 10K (one loop), a 30K (three loops), plus 3- and 6-hour timed races. The course uses double-track trails with ~2.5 miles of pavement per loop and..

October 2025

The IronHike Endurance Series takes place in Cornwall, Connecticut, at Mohawk Mountain Ski Area from October 2 to October 5, 2025. The series is organized by IronHike Endurance Productions LLC, a US military veteran-owned business. Events use a FlexRelay format that allows solo entries or teams: In..

The CFA Trail 5K & Children's Fun Run for Mental Health is a timed trail running event held at Deans Mill Farm in Stonington, Connecticut. Participants can choose between a 5K trail run or a fun run for children aged six and under. The race takes place amid beautiful fall foliage, offering a scenic..

The North Kingstown Firefighters Association Blazing Trail 5K is a first-year fall trail run/walk held at Ryan Park in North Kingstown, Rhode Island. The 5K course follows a scenic park trail, welcoming runners and walkers of all ages and experience levels. Proceeds benefit the North Kingstown Firef..

CT Donut Run is a 31.5-mile charity group run in Connecticut, presented as a long, donut-filled endurance experience rather than a traditional race. The route centers in West Hartford and visits several donut stops, including locations in Newington, Berlin, Wallingford, and North Haven, finishing in..

Iron Hike’s Fall Double Kuwohi Trail Marathon Plus Relay is a weekend endurance event set at Mohawk Mountain Ski Area in Cornwall, Connecticut. The race covers 28+ miles with 13,685 feet of elevation and is designed to be completed within a 24-hour window. Participants have the flexibility to run, h..

The Run for the Pumpkins Trail Run is scheduled for Saturday, October 4, 2025, at Bradford Preserve, 199 Bradford Road, Westerly, RI. It is the second race in the WTAC Fall Trail Race Series (4 races). A 10% per-event discount applies when registering for three or more series races at the same time..

The Houghton's Pond Trail Races take place in the scenic DCR Blue Hills Reservation in Milton, Massachusetts, just south of Boston. This event offers two trail race distances: 7 miles and 3.7 miles, both starting and finishing near the Houghton's Pond Visitor Center. The courses feature rolling terr..

NipMuck Trail Marathon, in Ashford, CT, features two options: the original NipMuck Trail Marathon (26.4 miles) and a two-person NipMuck Relay. The race uses a 13-mile middle segment of the Nipmuck Trail, running south to Route 44, back to the start, then north to Boston Hollow before finishing at Pe..

Groton Town Forest Trail Races, held at 163 West Main Street, Groton, MA, offer two trail distances: 9.5 miles and 3.4 miles. The courses are well-marked and feature a scenic loop through Groton Town Forest with no road crossings, combining narrow dirt roads and single-track trails over roots, rocks..

The Norfolk Land Trust Trail Race Series, including the Haystack Mountain Challenge, is held annually in Norfolk, Connecticut. The 12th edition features three trail race distances: a challenging 5K through Barbour Woods with scenic climbs and wetlands; a 10K that adds a tough loop summiting Haystack..

Keene Family YMCA Fall Foliage Trail Races in Keene, New Hampshire offer 5K and 10K trail runs starting and finishing at the Keene YMCA (200 Summit Road). The 5K provides a fast, beginner-friendly taste of trail running, while the 10K adds more challenging rolling singletrack and elevation. Runners..

Stairs4RTroops 2025 at Gillette Stadium in Foxboro, Massachusetts is a stair climb, walk, or run up the stadium stairs and around the lower concourses. Held on October 5, 2025, the event features multiple waves roughly every 15 to 30 minutes, including a special Firefighter Wave. The first 2,000 reg..

The Midstate Massive Ultra Trail is a multi-distance, point-to-point trail race organized by New England Race Events in New Ipswich, New Hampshire, with routes extending into nearby Massachusetts and Rhode Island. It offers 100-mile, 50-mile, and 50-kilometer options, tracing the historic Midstate T..

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