Trail Running calendar near Suffield 2025-2026

The Undercliff/Overcliff race is the first event in the 52nd Summer Series hosted by Shawangunk Runners, held in Gardiner, New York. This iconic 4.7-mile loop race starts and finishes at Trapps Bridge, with parking available at the Mohonk Preserve West Trapps entry. Since 1974, the series has showca..

The 7-11 Slurpee Day Ultra 60k is a unique, self-supported ultramarathon held in Vernon, Connecticut, covering approximately 37.5 miles along mostly road routes. Participants run between seven 7-11 convenience stores across towns including Vernon, Manchester, East Hartford, West Hartford, Newington,..

The Notchview Ultra is a multi-day ultrarunning event held in Windsor, Massachusetts, featuring a variety of race durations including 100.7 miles, 72 hours, 48 hours, 24 hours, 12 hours, and 6 hours. The course is a scenic, well-maintained 1.9-mile perimeter loop trail around Notchview, with aid sta..

The Rails-to-Trails 5K in East Hampton, Connecticut, is a point-to-point race starting at the Connecticut Draft Horse Rescue and finishing at the Old Home Days grounds. The scenic course begins on Chestnut Hill Road, crosses Route 16, and continues along the shaded Air Line Trail for about two miles..

Ocean State Ultra is an endurance running event held at Big River State Management Area in West Greenwich, Rhode Island. The race offers three categories: a 100-mile ultra, a 12-hour, and a 6-hour race, all conducted on a 10-mile loop course featuring 1.5 miles of desert, 1 mile of pavement, and 7.5..

The Soapstone Assault is a challenging approximately 5-mile trail race held at Soapstone Mountain, featuring a unique course that requires participants to climb the mountain six times. This event is designed for those seeking a rigorous hill workout, as runners navigate steep, rocky, and potentially..

The People's Forest 7-Mile Trail Run is an annual trail running event held in Barkhamsted, Connecticut. It features a challenging 7-mile course through scenic forest trails, offering runners a chance to experience natural beauty and varied terrain. The race is part of the USATF Connecticut Mountain..

The Anchor Down Ultra is a seaside ultra-marathon event held at Colt State Park in Bristol, Rhode Island. It features multiple race options including 6-hour, 12-hour, and 24-hour ultra-marathons, catering to endurance runners of various levels. Known as "The Smallest State's Longest Races," it has b..

The Running Wild at Wildwood is a 2.5-mile trail run/walk held at Wildwood State Park in Wading River, New York. This scenic event takes place rain or shine, offering participants a chance to enjoy the natural beauty of the park while running or walking a well-marked trail. Amenities include live re..

The Sweltering Summer Ultra is an annual running event held at Clapp Park in Pittsfield, Massachusetts. The 13th edition features an 8-hour race on a certified 0.355-mile dirt and cinder track, with runners switching directions halfway through. Participants can run or walk as many laps as they choos..

The Tappen Brook 5K, held in Bridgewater, Connecticut, is an annual trail running event hosted by the Bridgewater Land Trust and the Bridgewater Recreation Commission. Set in the scenic Bridgewater Town Park, the course features newly developed trails winding through forested woodlands with gentle h..

The Stonington Cross Country 5K is a free running event held at Stonington High School in Pawcatuck, Connecticut. The course begins with a loop on the school track, followed by a half-mile run on quiet, dead-end streets within the campus. Runners then transition to a mix of single- and double-track..

The GTA Challenge will take place in Greenfield on Saturday 16 August 2025.

The Fabulous Fahnestock Trail Races, held in Cold Spring, NY, offer runners a choice of 50K, 25K, and 5.5-mile distances through scenic Fahnestock State Park in the Hudson Valley. The course features a mix of runnable dirt roads and technical single-track trails, with challenging climbs, flowy desce..

The Tarc Summer Classic is a trail running event held at Noon Hill Reservation in Medfield, Massachusetts, featuring multiple race distances including 10 miles, 50K, and 40 miles. The course is a scenic, mostly forested loop with undulating terrain, roots, rocks, and a notable viewpoint at Noon Hill..

The Jug End Loop Ultra is a 6-hour ultra running event held at Jug End State Reservation in Egremont, Massachusetts. Participants run multiple laps of a scenic 4.2-mile course featuring woods, fields, and an apple orchard, with an elevation change of 830 feet per lap. The course includes uphill and..

The Thacher Park Trail Running Festival, held annually at Thacher State Park in Voorheesville, NY, offers a scenic and challenging trail running experience. Participants can choose from four distances: 10K, half marathon (13.1 miles), marathon (26.2 miles), and an ultra 50K. The course features a sh..

Raptor Ridge Presented by Peace, Love, Trails (formerly the Sanctuary 6.5) is a challenging 6.5-mile trail run held at the scenic Westmoreland Sanctuary in Mount Kisco, New York. The race takes participants through the sanctuary's beautiful and rugged trails, spanning 669 acres with 8.5 miles of hik..

The TARC Fall Classic is a popular trail running event held at Great Brook Farm State Park in Carlisle, Massachusetts, offering a range of distances including 10K, half marathon, 20 mile, 50K, and 50 mile races, plus a Yeti Mischief Mile and a free youth fun run. The courses wind through scenic New..

The Cross-Connecticut Run for Mental Health Awareness is a unique 56-mile group running event held annually in Connecticut, traversing the state north to south along the scenic and flat Farmington Canal Heritage Trail. Starting in West Suffield and ending at New Haven Harbor, the course passes throu..