Trail Running calendar near York Harbor 2025-2026

The Spaulding Woods 50K is a challenging trail race held in Northfield, New Hampshire, featuring a technical 5.6-mile loop with rocks, roots, and footbridges. Runners complete six laps totaling approximately 34 miles with 4,400 feet of elevation gain, primarily on singletrack trails. The event suppo..

The Back Cove Backyard Ultra is a unique endurance running event held in Portland, Maine, on the scenic Back Cove Trail. Participants run a 4.167-mile loop every hour, testing their physical and mental stamina until only one runner remains. The course features a mostly flat, non-technical 3.5-mile g..

The 12 Hours of Lawrence Woods is a half-day ultrarunning event held in Medford, Massachusetts, within the scenic Lawrence Woods section of the Middlesex Fells Reservation. Participants run a roughly 5-mile loop course that stays within the woods without crossing over itself, sharing only one inters..

The Baldface Scramble is a challenging trail running event held in Chatham, New Hampshire, within the White Mountain National Forest. It offers two course options: a 14K single loop over the Baldfaces and a more demanding 29K race featuring two loops that include the Baldfaces and a summit of Mount..

The Kingman Farm Trail Race is a welcoming and challenging running event designed for participants of all skill levels. Spanning approximately 3.6 miles, the course features Nordic-style paths and switchback singletrack, making it an exciting experience for runners. This event is organized by acidot..

The Scribners Mill 5k, held in Harrison, Maine, offers a scenic trail running experience along the historic Crooked River. Starting and finishing at Scribner's Mill, a historic sawmill and homestead, the course features a "lollipop" loop through freshly cut trails lined with tall red pines and pictu..

The Ragged 75 Stage Race and 50K is a challenging trail running event held in Danbury, New Hampshire, centered around the scenic SRKG Greenway near Lake Sunapee. The 75-mile stage race spans three days, featuring steep climbs and technical single-track trails with about 15,500 feet of elevation gain..

The Jigger Johnson Ultras is a challenging trail running event held in Waterville Valley, New Hampshire, within the White Mountain National Forest. It features three race distances: a grueling 108-mile 100-mile ultra with 29,000 feet of elevation gain, a 58-mile 50-mile race ascending over 16,000 fe..

The GTA Challenge will take place in Greenfield on Saturday 16 August 2025.

The Webb Forest Wander is a family-friendly 5K race held in the scenic Webb Forest trail system in Wilmot, New Hampshire. Organized by the Wilmot Learning Place, a nonprofit preschool, the event offers a well-marked course through a beautiful nature preserve maintained by the New London Conservation..

The Tarc Summer Classic is a trail running event held at Noon Hill Reservation in Medfield, Massachusetts, featuring multiple race distances including 10 miles, 50K, and 40 miles. The course is a scenic, mostly forested loop with undulating terrain, roots, rocks, and a notable viewpoint at Noon Hill..

Greenbelt's Vineyard Hill Trail Run is an annual trail running event held in South Hamilton, Massachusetts, located on the scenic town line of Hamilton and Topsfield. The race offers 5K and 10K distances that challenge runners with a course featuring Vineyard Hill, sections of Bradley Palmer State P..

The Firebird Trail Races, held in Windham, Maine, offer challenging trail running events with distances of 13 miles, a marathon, and 50K. The courses feature a technical 10-mile loop through Lowell Preserve and North Falmouth Community Forest, with additional loops for longer distances, marked clear..

The Black Bear Trail Races, hosted by White Mountain Endurance in Waterville Valley, New Hampshire, offer a challenging and scenic trail running experience. The event features four distances: a demanding 50K with 7,700 feet of elevation gain over iconic 4,000-foot peaks, a 23K course on the oldest m..

The Last Man Standing Ultramarathon is a backyard ultra event held at Pineland Farms in New Gloucester, Maine. The race features a challenging 4.2-mile loop on wooded trails with moderate elevation gain. Participants must complete each loop within one hour to continue, with laps starting hourly unti..

The Five Fields Farm Races, held in Bridgton, Maine, feature two challenging trail events: a 50K ultra and a 10K race. The 50K is a three-lap figure-8 course through the Bald Pate and Holt Pond Preserves, including steep climbs, technical singletrack, and a finish through an apple orchard. Each lap..

The Cherry Hill Farm Ultra, held in Gorham, Maine, is a trail running event featuring 50K, 25K, and 10K distances. The main 50K race consists of 12 flat, non-technical loops of 2.6 miles each around Cherry Hill Farm, totaling 31.2 miles. A 25K option includes 6 loops.The course is designed to challe..

The TARC Fall Classic is a popular trail running event held at Great Brook Farm State Park in Carlisle, Massachusetts, offering a range of distances including 10K, half marathon, 20 mile, 50K, and 50 mile races, plus a Yeti Mischief Mile and a free youth fun run. The courses wind through scenic New..

The Four in the Forest is a four-mile trail running event held in Oxford, Maine. The course takes runners through scenic forests and fields in western Maine, offering a natural and refreshing outdoor experience. The race starts and finishes on Bennett Lane in Oxford, providing a peaceful setting for..

The Happy Moose Half Marathon is a 13.1-mile trail race held in Oxford, Maine, featuring a scenic course through the fields and forests of western Maine. The race consists of three loops of the 4.1-mile Four in the Forest course, plus a separate 0.8-mile loop at the start. This event offers runners..