Trail Running calendar near Brunswick 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.

On May 2-3, 2026 White Lake Ultras run at White Lake State Park in Tamworth NH. Runners complete a slightly technical 2 mile single track loop with a short beach section and choose from 24 hour, 12 hour, or 6 hour formats.

A chip timed 5K trail race at Odiorne Point State Park with kids fun runs and a post race beach cleanup, raising funds for Marine Mammal Rescue.

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 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.

Trail running festival in Rollinsford, NH offering a 5 Miler, a 5K and a Canicross 5K on mixed rail trail and river single track, with specific rules for canicross teams and an aid station on the 5K route.

Explore the scenic trails of Whitaker Woods in North Conway with a chip timed 5K or a one mile fun run. This community event supports local health services while offering a mix of flat loops and gradual wooded climbs.

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.

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.

The Nomad Trail Race Series will take place in Norway from Thursday 21 May 2026 to Thursday 15 October 2026. You can run 3 miles.

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 rugged 23K mountain race in Tamworth, New Hampshire, with about 4,800 feet of climbing and a summit loop over 3,478 foot Mount Chocorua. The technical route includes exposed trail sections, stream crossings, and mandatory safety gear.

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.

A mountain trail race beside the Mount Washington Cog Railway in Bretton Woods, NH, with a 2.75-mile summit climb or a 5.5-mile roundtrip across steep grades and boulder fields. Weather can change from warm at the base to snow at the summit..

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.

The Father's Day 5K @ the MOWC will take place in Turner on Saturday 20 June 2026. You can run 5 kilometers.

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.