Trail Running calendar near Harrison 2025-2026

We have found 36 Trailruns within 80 miles of Harrison. See below where and when you can find the races.

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 featuring steep ledges and panoramic views, and a more demanding 29K race comprising two loops that..

The Magnificent Bastards Challenge, held in Corinth, Vermont, is a unique endurance event honoring fallen Marines from the 2nd Battalion 4th Marines. It features a Last Man Standing race with 1-mile loops that include 300 feet of climbing, each to be completed within 20 minutes, repeated until only..

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..

August 2025

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 offers three race distances: a grueling 108-mile 100-mile ultra with 29,000 feet of elevation gain, a 58-mile 50-mile race featuring over 16,000 feet..

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..

September 2025

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 Run to Fall 5K is an annual cross-country race held at Coe-Brown Northwood Academy in Northwood, New Hampshire. Celebrating its 25th edition in 2025, the event features a 5K cross-country race, a 2.5-mile trail walk, and youth USATF 3K races for different age groups. A kids' fun run around the t..

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..

The Kismet Cliff Run, held annually in September in North Conway, New Hampshire, offers two challenging trail races set in the scenic White Mountains. Participants can choose the Little Beast 5 Miler, featuring technical single-track trails with steep ascents and descents around Echo Lake State Park..

The Gunstock 5K and Canicross 5K take place at Gunstock Mountain Resort in Gilford, NH, as part of the annual Food Truck Festival. The event features a 5K trail run and a Canicross 5K where participants run with their dogs, plus a 100m fun run for children under five. The course is a scenic loop on..

The Mt. A Trail Challenge is an annual running event held at the summit of Mount Agamenticus in York, Maine. The 9th edition features two distances: a 5K and a 1 Mile course, suitable for running, hiking, rolling, or strolling.The race is timed manually by the local York High School Cross Country Te..

The ACT Trail Fest, held in Arundel, Maine, is an annual trail running event organized by the Arundel Conservation Trust. Participants can choose from a 5k, 10k, or half marathon course that winds through the scenic ACT Multi-Purpose Trail and Eastern Trails, featuring beautiful woodland and stream..

The Kilkenny Ridge Race is a challenging trail running event held in Stark, New Hampshire, within the White Mountain National Forest. It offers three distances: 50 miles, 25 miles, and 25 kilometers, all following the rugged Kilkenny Ridge Trail. The course features approximately 7,500 feet of eleva..

The Bear Brook Trail Races, held in Allenstown, New Hampshire, showcase the scenic beauty of Bear Brook State Park with its diverse trails, including single track paths, steep hills, and blueberry fields. The event offers three race distances: a 10K following "Mindy's Loop," a Half Marathon, and a M..