Trail Running calendar near Plymouth 2026-2027

A mountain-ascent fundraiser in Stowe, Vermont, celebrating its 20th year while supporting the Catamount Trail Association. Participants run, hike, or bike 4.3 miles up Mansfield Toll Road and a kids fun run is held near the base.

Two trail races at Five Fields Farm in Bridgton, ME feature technical singletrack and steep climbs, including a three-lap 50K through Bald Pate and Holt Pond preserves and a rugged 10K with significant elevation gain.

A weekly fall trail running and walking series at Great Glen Trails in Gorham, NH from Sep 3 to Oct 8, 2026. Choose from 5 km, 3 km or 1.5 km courses; dogs on leash are welcome and one-time entries are available on-site.

Test your endurance at Pineland Farms in Maine with this backyard ultra trail race. Run a 4.2 mile loop through pristine wooded trails and see how many laps you can complete in this last person standing format.

Experience a flat and non technical trail race at Cherry Hill Farm in Gorham Maine. Choose between 50k 25k or 10k distances consisting of multiple loops around the scenic farm property.

A community 5K run and walk in Nashua, NH on September 5, 2026 with free registration for veterans and children, a fee for participants 13 and older, event shirts, donation options and volunteer opportunities. Use #nashua5k for photos.

A trail running weekend around Mirror Lake in West Newfield, Maine, with laps of about 3.6 to 3.8 miles through forest roads and singletrack. The weekend includes a Saturday gravel ride, onsite camping, youth runs, and a post ride gathering..

A lakeside trail run in Goshen, New Hampshire on September 5, 2026, with 3 mile and 5.7 mile courses, awards, swag, and a raffle. The longer distance awards points in the Western NH Trail Running Series.

Whites 100 in Shelburne, NH on September 11, 2026 is a non-competitive, fat-ass-style trail event offering five drop bags, bin transport and an online tracker. A refundable $200 bin deposit is required and a 54-hour support cutoff applies.

Trail races at Bear Brook State Park in Allenstown, NH include a variable-distance ultramarathon likely 50k to 100k and a half marathon. The course is GPX only with minimal markings and aid stations are cup free.

A Keene State College alumni cross-country meet on 09/12/2026 at the Keene State Athletic Complex featuring a men's 5K and a women's 2 Mile race; registration runs 09/06 to 09/12 with a $25 fee per event.

Thunder Run is a 5K trail race with more than 20 obstacles through woods and hills in Candia, New Hampshire on September 12, 2026. Organized by Raymond Area Rotary, 100% of proceeds support local and selected international projects.

Three community races at Springfield Dam include a free kids 0.5 mile, a 1 mile Maniac Mile for ages 10 and up, and a scenic 3.1 mile course with trails, food vendors, and family activities.

A trail race in Groton, VT on September 12, 2026 offering 25K and 12K distances at Boulder Beach State Park, organized by Onion River Outdoors. The venue has limited cell service and day-of purchases may require cash or check.

A September mountain race at Echo Lake State Park offering a five mile course and a half marathon that climbs over 4,300 feet of vertical. Courses run on granite ledges and exposed ridges with remote aid stations.

Big Brad Ultras at Bradbury Mountain State Park offers 25K and 50K options on a 15.5-mile single-track loop with technical, hilly terrain, significant elevation gain, aid stations, and drop-bag access.

Pisgah Mountain Trail Races in Chesterfield, NH offers 50k and 23k mountain trail ultraruns on Sunday 9/13/26. Aid stations provide LMNT, Tailwinds, and Untapped and proceeds support New Hampshire Special Olympics.

A community 5K trail run and walk at Skyline Farm on Sunday, September 13, 2026, across fields, hills and woods. The day includes a free kids' 1K fun run, post-event food and music, and prizes for individual and team finishers.

A mountain run following the Mount Washington Cog Railway tracks to the summit in Bretton Woods, NH, with a 2.75 mile climb or a 5.5 mile roundtrip option, hourly train return from the summit, and a $1,000 prize opportunity.

Vermont Spartan Event Weekend at Killington Ski Resort offers mountain obstacle races over varied terrain, including a 5 km Sprint, 21 km Beast, 50 km Ultra, kids races and spectator options.