Trail Running calendar near Arundel 2026-2027

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..

Trail races at Bear Brook State Park near Allenstown, NH offer a GPX navigated half marathon and a variable ultramarathon between 50k and 100k, with minimal course markings and cup free aid stations.

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.

A September mountain trail event at Echo Lake State Park offering a technical 5-mile Little Beast and a rugged 13.1-mile Beast of the East with big climbs, granite ridge sections, and limited on-course support.

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

The 12th Annual Skyline Farm 5K Trail Run & Walk on September 13, 2026 offers a scenic course through fields, hills and woods, a free Kids' 1K with prizes, post-event food and music, and awards including gift certificates and pies.

An annual community trail event at Mount Agamenticus offering timed **1 Mile** and **5K** courses from the summit, with proceeds supporting conservation and education and a raffle for participants.

Experience a scenic run through wooded conservation trails finishing at the Hooksett Public Library. This community event features a 5K trail race and a half mile kids fun run to support local youth programs.

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.

A community trail festival in Arundel, Maine offering 5k, 10k and half marathon distances on the ACT and Eastern Trail, with participant shirts and medals, a free kids' bike race, live music, and food.

A multisport festival for people who identify as women at Pawtuckaway State Park on September 26, 2026, offering triathlon, two sport, single sport and relay options on supported swim, trail bike and trail run courses.

A looped trail ultra at Wolfe's Neck Farm in Freeport, ME, on a just over 5 mile dirt loop with stairs, bridges, and about 570 feet of gain per loop. Distances include 50 mile, 30 mile, and 10 mile options.

A 21k trail race on Pleasant Mountain in Bridgton, Maine on September 27, 2026. The route includes steep climbs, technical single track, one aid station, and a postrace gathering with food, beer for 21 plus, and live music.

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.

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.

A 25 kilometer trail race at the Edwin L. Smith Preserve in Kennebunkport on October 3, 2026, with proceeds supporting the Kennebunkport Conservation Trust. Registration is capped at 100 and a shirt-included cutoff is on September 5.

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.