Trail Running Calendar Maine 2026-2027

Riverlands 100 is a 100 mile trail race at Androscoggin Riverlands State Park in Turner, Maine. Solo runners run four 25 mile laps; invited five person relay teams split the course. This edition is planned as the event's final running.

The Big A 50K Trail Race is a challenging loop course on Mount Agamenticus with technical, rocky terrain and significant elevation. Participants can choose their distance, from 10 miles up to the full 50K. The event is free to register for,..

A backyard-style ultra at Kate Furbish Preserve East in Brunswick, ME on May 9, 2026. Runners complete repeated 4.17 mile laps each hour with a 12 hour cutoff and a 50 miles maximum on coastal single and double track.

A community 5K in Bethel, ME presented by HealthReach Community Health Centers to support after school programs for K-12 students. The event has an in person race on May 16 and a virtual option May 1 to May 16; under 18 entries are free.

Cross country 5K at Cole's Family Farm in Dayton on May 16, 2026 supporting the Southern Maine Young Marines. Options include a 1.25K fun run and a 5K ruck march; entry includes a patriotic t-shirt and participation medal.

A six-race trail series across Oxford Hills preserves from May to October, with each course about 3.1 Miles. Season preregistration is $72, single races $15, and student races are $5 each.

Experience Maine's premier trail running festival featuring races from 5K to 100K. This multi day event includes a 30 hour endurance challenge, dog friendly canicross races, and a sunset run at Pineland Farms.

A six mile trail race at Bradbury Mountain in Pownal, Maine that begins the Bradbury Mountain Trail Race Series. The course follows single and double track trails with rolling hills and a race cutoff of 1 hour 48 minutes.

Six at the Springs is a six hour timed endurance event in Poland, Maine. Runners and walkers use a flat 4 mile rail trail loop along Waterhouse Brook and may run multiple loops to record total mileage.

A timed 5K loop through woods and fields at the Maine Outdoor Wellness Center on June 20, 2026. Bibs, water, snacks, and family activities are provided and a $15 registration supports community building and programming.

Field & Forest 5 Miler is a roughly 5 mile trail race on the Crystal Spring property in Brunswick, ME. The mostly off pavement course has single track and wood bridges, and the field is limited to 50 runners.

A trail 5 km race at Libby Hill Forest Trails in Gray, ME on June 21, 2026. Online registration is $15 through June 19, race day registration is $20 and students enter free. Proceeds support trail maintenance and door prize drawings are pla..

Enjoy a community celebration in Portland with a 10k trail race, scenic bike rides, or a family friendly 2 mile walk. Finish the day with a festival featuring food trucks, music, and local beer to support Maine trails.

Experience a fun 5 km obstacle mud run designed for women of all fitness levels in Minot. Join as an individual or team to crawl, climb, and slide through the mud in a supportive non competitive environment.

Portland's only backyard ultra takes place on the scenic Back Cove Trail. Runners test their endurance by completing a 4.167-mile loop every hour until only one remains. The flat gravel course features full support and a unique last-runner-..

A two lap, 9 mile trail race on Bradbury Mountain State Park featuring hilly technical single track and a three hour cutoff. The field is limited to 160 runners and the event is part of the Bradbury Mountain Trail Race Series.

An overnight team relay across coastal Maine from Ellsworth to Eastport covering 102.7 miles. Teams of four to eight run legs ranging from just under 4 miles to just over 10 miles on trails and coastal roads.

Join an obstacle course event at Sunday River Resort in Newry Maine featuring a 5K course through ski trails and wooded mountain terrain.

Scribners Mill 5k is a trail race in Harrison, Maine that follows woods and river views through the Crooked River Forest. Part of the Loon Echo Race Series, proceeds support Loon Echo Land Trust.

A multi-distance trail event on Blue Hill Mountain near the Maine coast offering 5k, 10k, 25k and 50k routes with summit trails, aid stations and revenue donated to local conservation and Wabanaki organizations.