Trail Running calendar near Suffield 2026-2027

We have found 139 Trailruns within 80 miles of Suffield. See below where and when you can find the races.

Experience a midweek evening trail run through the diverse terrain of Bowdoin Park. This 5 mile race features a mix of grass and rocky trails with awards for top finishers and a food drive for the local pantry.

A memorial 5K run and walk at Owen Bell Park in Dayville CT that raises funds for a scholarship for Killingly Ag-Ed seniors. The day includes a 5K, a walk, and a kids fun run on off-road paths with possible trip hazards.

A 1 mile out and back on the Farmington Canal Heritage Trail with a crushed gravel surface and hand timing. Held July 19, 2026 in East Granby in two waves with limited parking; proceeds benefit charities.

Two trail-focused races at Beartown State Forest in Great Barrington, MA: a 5-mile loop around Benedict Pond and a roughly 13.5-mile half with significant climbing and technical terrain. The event is cupless with limited parking and shuttle..

Soapstone Assault is a 5.5 mile trail race in Somers, CT organized by Shenipsit Striders, featuring six ascents and about 1,500 feet of climbing. The course has steep, rocky sections, limited aid access, and the field is capped at 50 runner..

August 2026

A trail running event at Ward Pound Ridge Reservation offering 25K, 50K and 50M courses across wooded singletrack and carriage roads with runnable sections, ridge views, aid stations, and GPX course files.

A family-friendly mud run in Boston on August 1, 2026 featuring a **5K** course with obstacles, waist-deep mud pits, a pre-party and an after-party with music and food, plus value and VIP registration options.

A 7-mile USATF sanctioned trail race in Barkhamsted, CT on 08/01/2026. Registration runs 05/03/2026 to 07/31/2026 with a $20 fee and no race day registration; results posted online by Greystone Electronics.

A community cross country meet at Stonington High School offering a 5K and a children's 1/2 mile. The course mixes track, quiet campus streets, trails, grass, and finishes back on the track.

A community fundraising day in Groton, MA on August 5, 2026 featuring an 8.4 mile three-person relay, kids single-loop race and Little Lambs mini runs, followed by barbecue and activities, with proceeds to six local charities.

A seaside set of timed ultra-marathon events at Colt State Park in Bristol, Rhode Island, offering 6 hour, 12 hour, and 24 hour formats with separate entry periods and fees.

An eight hour track race at Clapp Park in Pittsfield, MA on a certified .355 mile loop with chip timing, bottle drop aid, age group awards, and proceeds benefiting the AYJ Fund. A virtual option may be available.

A trail event at Noon Hill Reservation in Medfield offering a 10 mile loop plus 50K and 40 mile ultra options, mostly singletrack with roots, rocks, and a scenic Noon Hill vista; proceeds benefit The Trustees of Reservations.

A scenic 2.5 mile trail run and walk at Wildwood State Park on August 8, 2026, with live results, free finish line photos, and personalized bibs for early registrants. Proceeds benefit the Friends of Wildwood State Park.

The 3rd Annual Tappen Brook 5K in Bridgewater, CT on August 9, 2026 runs on the new Bridgewater Town Park trails through woodlands near Lake Lillinonah, with participation gifts and awards for top finishers.

Step Up for the Brave runs Aug 10–15, 2026 with 90 minute stair climb and walk challenges at Sacred Heart University plus a five day 40,000 step virtual challenge supporting veterans experiencing homelessness.

A multi day timed trail event on a Winchendon farm using a roughly two mile loop. Runners choose from six hour day or night, 12 hour, 24 hour, or 48 hour formats under the Sturgeon Moon.

An eight-hour trail event in Tolland, Connecticut where participants run repeated ~5K loops from Crandall's Pavilion. The day includes music, a potluck with pancakes and burgers, and proceeds that support Connecticut trail stewardship.

Trail races in Fahnestock State Park near Cold Spring, NY on August 15, 2026 with 50K, 25K and a 5.5 mile option, multiple aid stations, a post race meal and proceeds supporting park conservation.

A 5K off-road trail run, walk, and hike at White Barn Farm through Wrentham conservation land. The event is part of the Farm to Trail 5K Series and raises funds to support local agriculture and food pantry donations.

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