Trail Running calendar near Chelsea 2026-2027

Experience a rugged trail race through the Adirondack forests and wetlands of Amy’s Park. Enjoy scenic views and a community after party at a local brewery while supporting land conservation for Lake George.

A 50 kilometer trail ultramarathon around Lake George starting and finishing at Camp Chingachgook in Kattskill Bay. The course climbs about 9,000 feet and crosses four peaks; prior ultra trail experience is required and registration closes..

An eighth edition backyard ultra in Center Conway, NH on October 3rd, 2026. Runners loop a mostly forest singletrack course of about 3.5 miles with hourly laps until one person remains, with camping and meals on site.

The Trail du Mont Sutton offers four marked trail distances during the Autumn Festival, with water points, aid stations on longer routes, category podiums and free parking.

Keene Family YMCA Fall Foliage Trail Races feature 5K and 10K trail courses starting and finishing at the Keene YMCA, with chip timing, age-group prizes, and proceeds supporting YMCA programs and access.

A one-mile charity run at Gunstock Mountain Resort on October 4, 2026, benefiting Big Brothers Big Sisters of New Hampshire & Vermont. Online registration closes October 2; adult and teen entries are $20, children under 12 enter free.

Devil's Den Ultra is a trail event on Wright's Mountain in Bradford, VT on October 10 and 11, 2026. Runners complete laps of a 10K loop on mixed rocky and rooty terrain, with a 100 runner cap and themed tarot awards.

Trail marathon and half marathon at Trapp Family Lodge in Stowe, VT. A 13.1 mile loop mixes runnable trails, single track and steep climbs, including a climb to Round Top Mountain amid autumn foliage.

A mountain running event in North Conway, NH on October 17, 2026, featuring two race options on Cranmore Mountain and $7500 in cash prizes. The course uses ski slopes, singletrack, and service roads and includes one aid station.

A Halloween themed 5K trail race at Arrowhead Golf Course in Milton VT on October 25, 2026. Pre registration fee is $15 and the event is open to runners 12 and older with awards for top male, female, and non binary finishers.

A looped endurance walk on Burke Mountain in East Burke, VT on October 25, 2026 offering 7, 14, 21, and 28 mile options across single-track, ridgelines, and ski trails. Options include weighted rucks, timed results, aid stations, and commem..

A trail race in Keene, New Hampshire covering 4.9 miles with about 1650 feet of up and down on ski trails and single track. The event benefits the Keene Community Kitchen and includes prize money, age group awards, and raffles.

A mountain race at Cranmore Resort on November 7, 2026, offering 5 km and 10 km courses on access roads and ski trails, marked with reflective flagging and LED lanterns; headlamps are required and registration is online.

A Last Person Standing mountain event with hourly 2.25 mile laps that climb about 1,209 feet each. Aid, hot food, camping, elevation milestone prizes, and awards are provided; conditions may include cold, snow, or ice.

A Thanksgiving morning trail event in Jackson, New Hampshire featuring a 5k through nordic trails and a 1k kids run for ages 10 and under. Day of registration is available and proceeds benefit local youth programs.

Race Mozey brings the Central European Krampus Run tradition to New England. Choose from a 5K, 10K, or a 9-hour challenge to complete laps at the Dartmouth Skiway. Finishers get medals, and the event supports Vermont Adaptive Ski and Sports..

US Snowshoe Nationals 2027 in Concord, New Hampshire features four races over two distances, separate awards including top 3 AGs, a flat course through fields and singletrack, and weekend social events.