Trail Running calendar near Plymouth 2025-2026

Krampuslauf in Lyme, New Hampshire, at the Dartmouth Ski Way, offers 5K, 10K, and a 9‑hour endurance option. Runners begin at the base lodge and tackle Holt’s side for a steep 5K ascent; 10K participants complete Holt’s and then Winslow side before finishing by the lodge. The 9‑hour loop repeats the..

White Lake Ultras takes place at White Lake State Park in Tamworth, New Hampshire. The festival-like endurance weekend offers 6-, 12-, and 24-hour options on a 2-mile single- and double-track loop around forested lakefront trails, with one short section of beach and sidewalk and about 50 feet of ver..

Riverlands 100 & Relay is a trail ultramarathon held in Turner, Maine, on May 2–3, 2026. The event centers on a 100‑mile race with a relay option, inviting solo runners and teams to tackle the course over two days. The race information pages point to course maps, a pacer or relay finder, and runner..

Trail Animals Running Club's Wapack and Back takes place in Ashburnham, Massachusetts, along the Wapack Trail from Mount Watatic to North Pack Mountain in Greenfield, NH. Runners choose among 21.5-, 43-, and 50-mile ultramarathons. The course features rocky ledges, boulder fields, granite slabs, and..

Infinitus 2026 in Ripton, Vermont, organized by The Endurance Society, is a multi-distance endurance festival with races from 9 miles to 551 miles (the 888K). Distances include the 9 Miler, Marathon, 88K, 100 Miler, Deca-Marathon, 250 Mile, Penta-Marathon, and the 888K. The course is documented on A..

The Goshen Gallop is an annual trail running event held at the Blueberry Hill Outdoor Center in Goshen, Vermont. Celebrating its 48th year in 2026, the race offers 5K and 10K distances over well-marked courses featuring rugged gravel roads and cross-country ski trails within the Moosalamoo National..

Portland, Maine hosts the Back Cove Backyard Ultra, Portland’s only backyard ultra on the iconic Back Cove Trail. The course is a 3.5-mile, mostly flat gravel loop along a tidal estuary with a short paved bridge, offering waterfront views. Runners repeat an hourly 4.167-mile loop, with a 0.60-mile B..