Trail Running calendar near Claremont 2026-2027

A community 5K in Jaffrey, NH offering a woods trail and a rail trail out and back. Proceeds support the volunteer Jaffrey Firefighters Company and equipment needs of the Jaffrey Fire Department.

A scenic 5K cross-country race and a 2 mile fun run and walk at Crown Point State Historic Site. The event includes awards for 5K participants, on-site facilities and a waived registration fee for students 18 and under.

An 18 mile out and back trail run from Windblown Ski Area toward Watatic Mountain Reservation, featuring steep, technical single track and uneven terrain. Prior trail running experience is strongly recommended.

TAM Trek is a trail race and fun run in Middlebury, Vermont supporting the Trail Around Middlebury. Events range from a full 19 mile route around the village to shorter trail races and a family friendly two mile run.

A 5K trail race at Loon Mountain on September 20, 2026, as part of the 51st NH Highland Games, with 800 ft of elevation gain across dirt trails, service roads and ski trails. Registration includes a race shirt and festival admission.

Pair up for a three hour endurance relay on a two mile loop of trails and fields. Alternate laps with your partner to accumulate the maximum distance possible in this team based challenge.

A community 5K in Hillsborough, NH on September 20, 2026, organized by the Hillsboro Fire Department. The off-road course may be uneven and strollers are not recommended; registration runs March 25 to September 19 with a $30 fee.

A traditional up and down mountain race in Waterville Valley, NH on September 20, 2026 covering about 7 miles with 3000 feet of ascent; youth entry is available and day of registration is offered.

An 8.5 mile trail race at Merck Forest and Farmland Center in Rupert, VT featuring about 1,800 ft of climbing and two aid stations. A 0.75 mile kids loop circles the farm and all proceeds support Merck Forest and Farmland Center.

An inclusive multisport festival at Pawtuckaway State Park on 09/26/2026 offering a 0.4 mile swim, 5.5 mile trail bike and 3 mile run in single sport, two sport, relay or full triathlon formats. No chip timing; safety gear is required.

A trail based 5K obstacle course race at Wasserman Park on September 26, 2026, featuring 12 or more beginner to intermediate obstacles. Entry is limited to 200 participants and the fee is $40.

A trail event at Ascutney Outdoors offering 50 mile and 50K ultra runs, team relays, mountain bike races and kids fun races. Proceeds support Vermont Adaptive and registration details are published for the 2026 race weekend.

A community run at Shedd Park featuring a 5K, a 10K trail run, and a 1-mile kids fun run, with educational displays and proceeds supporting LP&CT's conservation and education programs.

The 4th annual Paine Mountain races in Northfield Vermont on September 27, 2026 include the Anchor Challenge 6k, a 7.5 mile summit race and free youth races. Proceeds benefit the Northfield Town Forest and Norwich cross country program.

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.

An October endurance race in Cohoes, NY offering timed 1-, 3- and 6-hour solo and relay options. The event benefits Flutters of Hope, a nonprofit supporting individuals and families affected by eating disorders.

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..

A last person standing trail event in Center Conway, New Hampshire on October 3, 2026. Runners repeat a roughly 3.5 mile forest loop with minimal aid, camping options, food and event swag.

Trail races in Groton, Massachusetts on October 4, 2026, organized by local running and trails groups. Two distances, 9.5 miles and 3.4 miles, total entries limited to 250, online registration closes October 3.

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.