Trail Running calendar near Chesterfield 2026-2027

A last person standing event on rugged Ragged Mountain in Berlin CT where runners repeat a roughly 3.11 mile loop each hour until one runner remains. Entry is limited to 55 and proceeds support local trail and youth running programs.

A dirt road 50k in Leyden, Massachusetts on May 16, 2026, with 4,200 feet of elevation change and a course that passes through forests, fields, and an 1870s covered bridge. Registration closes May 13 and there is no race-day entry.

A May race day on the Ashuwillticook Rail Trail offering a marathon, half, 8K and kids mile, with race shirts, finisher medals, aid stations, and proceeds supporting trail maintenance.

Trail running in Pittsfield State Park with 50K, 25K and a 5 mile course on single track and flowy forest trails. The event is organized by BURCS and benefits local animal rescue organizations.

Run or walk a 5k on the Southern New England Trunkline Trail in Franklin. This event supports the development of an abandoned rail bed into a multi use path connecting local communities.

New for 2026: an all-new Soapstone Mountain Half Marathon and a 6K Sampler in Stafford Springs, CT, both routed through Shenipsit Forest and past the Soapstone fire tower. The event is part of the Blue Blazed Trail Running Series and suppor..

A 3.5 mile trail run and walk at Woodtick Recreation Area in Wolcott CT on May 17, 2026. Proceeds support the Wolcott Cross Country Teams and division winners receive medals, with race entry including a free $10 pass to the CT Food Truck Ba..

A community campus race in East Haddam with a 1.75 mile loop, kids races on the soccer field, water stops and reused trophy awards. The course is mainly packed dirt with hills and a fast downhill finish.

A one-day return of the Somers Summer 5K on May 17, 2026 at Field Road Park; entry is free and registration runs from August 28, 2025 to May 16, 2026. Proceeds support improvements to the park fitness trail.

Trail races in Keene, NH using a 12.5K loop that can be repeated for 12.5K, 25K, 37.5K, or 50K. The course is technical single track and old jeep roads with aid stations, drop bag access, and portable toilets.

A road half marathon around Mine Hill Distillery in Roxbury CT featuring mixed paved and dirt roads, a long climb in the first half and a mostly downhill return. Three aid stations support a cupless hydration policy and finishers receive a..

A Memorial Day Weekend inaugural *5k* trail run through Groton's General Field on May 24, 2026. The event supports Operation Delta Dog, which rescues and trains service dogs for veterans.

Experience a 5K cross country run or walk through the mowed trails of Peach Hill Park. Reach the highest point in Poughkeepsie for panoramic views and enjoy post race snacks and awards.

Test your endurance at the Ascutney Mountain Run in Vermont. This 3.7 mile uphill race climbs 2,300 vertical feet along a paved auto road to a scenic mountain summit finish.

A running event in Granville on May 30, 2026: a relatively flat 5k along the rail trail finishing on the footbridge over the Mettowee, plus a kids 1k. Registration opens March 26; 5k fee $25, kids run free.

A choose your own adventure ultra and trail event at Chesterfield Gorge with multiple distances, lap based 50k to 100mi options, a 30 hour window for ultras, and timed 33k and 11k races the following day.

A family friendly Monday night trail series in Nashua offering 5K and 5-mile races plus virtual options, themed evenings with music and giveaways, and occasional frozen treats at the finish.

A weekly 5K cross-country trail series at Worthington Winery in Somers, Connecticut, held Wednesdays from June 3 to July 1, 2026. The course runs through backwoods and vineyard areas with views of ponds and a covered bridge.

Multi-day elevation based endurance events at Mohawk Mountain in Connecticut, June 4 to 7, 2026. Solo, Trail Buddy and Trail Family formats cover timed events from a 12-hour 15-mile option up to 84-hour 152+ miles with large elevation gain.

A point to point trail event on the New England Trail offering 112 mile and 50 mile options. Self supported with crew, navigation by blue blazes, technical traprock terrain and typical finish windows of 30 to 45 hours.