Trail Running calendar near Mansfield 2025-2026

Run for Nature in Lowell, MA, is a community-focused running event held at Shedd Park, featuring a 10K trail run, a 5K run/walk, and a 1-mile Kids Fun Run/Walk. The course winds through scenic trails in Shedd Park and Rogers Fort Hill Park, including a stretch along the Concord River Greenway, with..

The IronHike Endurance Series is a unique multi-day event taking place at Mohawk Mountain in Cornwall, CT, from October 2 to October 5, 2025. Participants can choose from various challenges, including individual and team formats, with distances ranging from 15 to over 152 miles, featuring significan..

The Run for the Pumpkins Trail Run is part of the WTAC Fall Race Series, taking place at Bradford Preserve in Westerly, Rhode Island. Scheduled for October 4, 2025, the event features a 10K, a 5K, and a children's 1K run for participants aged 10 and under. The courses showcase the natural beauty of..

The Aggie Ram Trail Run 5k will take place in Walpole on Sunday 5 October 2025. You can run between 5 and 5 kilometers.

The Run the Vineyards - Pindar Fall 8K is a scenic running event set in the picturesque Pindar Vineyards in Peconic, NY. Participants can choose between an 8K and a 5K race, both featuring flat courses primarily on hard-packed dirt trails and grass, making them walker-friendly. The event includes ch..

The Houghton's Pond Trail Races feature two distances: a 7-mile race and a 3.7-mile race, set in the scenic DCR Blue Hills Reservation in Milton, MA. Participants will navigate rolling dirt roads and forest paths, with elevation changes of approximately 700 feet for the 7-mile course and 300 feet fo..

The NipMuck Trail Marathon, held in Ashford, Connecticut, is a challenging 26.4-mile trail race along the scenic Nipmuck Trail. The course features diverse terrain including rocks, roots, mud, and wood bridges, with a route that heads south 6.2 miles to Route 44 and back, then north 7 miles to Bosto..

The Groton Town Forest Trail Races, organized by the Squannacook River Runners and Groton Trails Committee, feature two scenic courses of 9.5 miles and 3.4 miles through the picturesque Groton Town Forest. The trails are well-marked and consist of narrow dirt roads and winding paths, presenting a mi..

The Tesla Hertz Run, held in Rocky Point, NY, is a multi-distance ultramarathon event featuring races from 10 miles up to 150 miles. The course is a scenic 10.48-mile loop through the pine barrens of Long Island, offering a remote trail experience with minimal outside interaction. Runners benefit fr..

The Forbidden Forest 30 Hour Ultra Run is an epic endurance event held in Stratford, Connecticut, offering runners up to 30 hours to complete distances ranging from a marathon (26.2 miles) to 100 miles. The course features a challenging 2.23-mile loop with roots, rocky terrain, and a notable hill ca..

The Midstate Massive Ultra Trail is a challenging point-to-point ultra running event held in New Ipswich, New Hampshire, traversing the Appalachian Midstate Trail through central Massachusetts and crossing into New Hampshire, Rhode Island, and Connecticut. Scheduled for October 11-12, 2025, the race..

The Mohawk Mountain Race, held at Mohawk Mountain Ski Area in Cornwall, Connecticut, offers a challenging trail running experience with 5K, 10K, Half Marathon, and Marathon distances. The course features steep ascents and descents on ski mountain trails, including the Wildwood, Timber, Pine, Laurel,..

The Ghost Train Trail Races, held in Brookline, New Hampshire, is the state's original 30-hour ultramarathon event along the historic Granite Town Rail Trail. Participants can choose from multiple race options including a 30-hour ultramarathon, a 30-hour 7-person relay, a 30-mile haunted night race,..

The Mt. Tom Trail Race is an exciting running event set against the stunning backdrop of Mt. Tom, featuring challenging terrain and breathtaking views, particularly during peak foliage.Participants can choose from a solo 25k, a 2-person 25k relay, or a solo 10k. The race supports the Kestrel Land Tr..

The Tackle the Trail - Pomfret, CT will take place in Pomfret on Saturday 18 October 2025. You can run between 10 and 26 miles.

The Bimblers Bluff 50K is an off-road trail race held in southern Connecticut, starting at Guilford Lakes School. The course traverses several interconnected woodland preserves, featuring rolling forest roads and single-track trails that can be extremely rocky. Unlike many ultras, the route does not..

The Weir River Farm Trail Race, scheduled for October 19, 2025, in Hingham, MA, features three race distances: 10 miles, 6.0 miles, and 3.4 miles. This annual event showcases the scenic trails of Weir River Farm and the surrounding Whitney and Thayer Woods. Participants can enjoy post-race cider don..

The Book It for Books 10k is a charitable running event held at Lake Accotink Park in Springfield, Virginia. The race features a 10k course that combines mostly trail running with some paved sections, including out-and-back routes on both the north and south sides of the lake. It benefits Reading is..

Womp Romp is an annual trail running event held in Wompatuck State Park, Hingham, Massachusetts, featuring a 10-mile single loop and a 50K race consisting of three loops plus an additional mile. The course offers a mix of single track, wide trails, and some paved sections, suitable for both novice a..

The Grills Trail Run, organized by the Westerly Track & Athletic Club, is part of the WTAC Fall Race Series and will take place at Grills Preserve in Westerly, Rhode Island. Participants can choose between a 10-mile and a 10K race, both showcasing the scenic trails and natural beauty of the area, in..