Trail Running calendar near Waterville 2026-2027

Get ready for mud and obstacles at the Thomas College Dirty Dog Mud Run. This 5k course on campus features 12-14 obstacles. Choose from competitive heats, a multi-lap challenge, or a fun kids' race.

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.

A trail half marathon in Gorham, NH that runs mostly on singletrack through the Coös Trails Network and starts and finishes at Big Day Brewing. Proceeds support Coös Cycling Club stewardship and aid stations are planned.

Test your endurance at this backyard style ultra race on the coastal trails of Kate Furbish Preserve East. Run 4.17 mile loops every hour through scenic single and double track paths for up to 50 miles total.

Community road event in Bethel, ME with an in-person 5K on May 16 and a virtual 5K option May 1 through May 16. It supports after school and enrichment activities for K-12 students in MSAD 44.

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 6 mile trail race at Bradbury Mountain featuring runnable single and double-track trails, a 1 hour 48 minute cutoff, and a 180 runner cap; part of a four-race series with series apparel and prizes.

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.

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.

The Longest Day 5K - Gray will take place in Gray on Sunday 21 June 2026. You can run 5 kilometers.

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 9 mile trail race at Bradbury Mountain featuring two laps of hilly technical single track, a 3 hour cutoff, and a 180 runner field cap. Part of the Bradbury Mountain Trail Race Series with series prizes and apparel rewards.

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

Trail runs from Baldface Farm in Chatham NH with 29 km and 14 km routes that cross the Baldfaces and include exposed ledges, scrambling and substantial elevation gain. Mandatory safety gear and prior mountain trail experience are required.

Experience the scenic beauty of the Crooked River Forest in Harrison Maine with this 5k trail race. Run through red pines and past a historic sawmill to support local land conservation efforts.

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.

The event is cancelled. It had been planned as a 10K ruck obstacle course at Pineland Farms in New Gloucester, Maine, featuring The Crucible with 20+ obstacles and prize rules requiring participants to ruck the full course with a pack.

A technical *12-mile* single track loop at Bradbury Mountain State Park featuring rocks, roots, hills, and a challenging final O-Trail. Entry is capped at 180 runners with no transfers or same day registration.