Trail Running calendar near Danbury 2025-2026

We have found 77 Trailruns within 80 miles of Danbury. See below where and when you can find the races.

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

The Aliza Lapierre Fan Club Trail Race is an annual charity event organized by the Richmond Trail Running Club to promote community, outdoor exploration, and personal challenge. Held in Vermont, the race features two distances: a 50k and a 26k, both combining rugged trail running with some road segm..

The Firebird Trail Races is a challenging trail running event held in Windham, Maine, featuring distances of 13 miles, a marathon, and 50K. The race takes place on technical, rocky, and root-filled single-track trails within Lowell Preserve and North Falmouth Community Forest. Participants start and..

The Delta Dental Race To The Top Of Vermont is an annual event held every August, attracting hikers, bikers, and runners from across the U.S. and Canada to conquer Mt. Mansfield, the highest peak in Vermont.The challenging 4.3-mile course ascends the historic Mansfield Toll Road, featuring a steep e..

The Black Bear Trail Races will take place in Waterville Valley from Saturday 30 August 2025 to Sunday 31 August 2025.

The Five Fields Farm Races, taking place in Bridgton, ME, features two challenging events: a 50K ultra marathon and a 10K trail run. The 50K is designed for both seasoned runners and newcomers to ultra distances, while the Bald Pate 10K offers a rugged course with steep climbs and technical terrain,..

September 2025

The Fall Trail Running will take place in Gorham from Monday 1 September 2025 to Friday 10 October 2025.

The Cherry Hill Farm Ultra is an exciting trail running event taking place in Gorham, Maine, featuring a 50K and a 25K race option. The 50K race consists of 12 loops, each measuring 2.6 miles, designed to challenge both novice and experienced runners. The course is flat and non-technical, making it..

The Groton Forest Trail Run, organized by Central Vermont Runners, features a marathon, 25K, and 10K trail running events set in the scenic Boulder Beach State Park in Groton, Vermont. Scheduled for September 6, 2025, this event promises a challenging and enjoyable experience for runners of all leve..

The TARC Fall Classic, hosted by the Trail Animals Running Club, takes place at Great Brook Farm State Park in Carlisle, Massachusetts. This popular running event features a variety of distances, including 10K, half marathon, 20 miles, 50K, and 50 miles, along with a free youth fun run. The scenic c..

The Veterans Count Nashua 5k Fun Run & Walk will take place in Nashua on Sunday 14 September 2025. You can run between 5 and 5 kilometers.

The Pisgah Mountain Trail Races, organized by the Red Clover Rovers, feature a 50K and a 23K trail race in Pisgah State Park, Chesterfield, New Hampshire. Scheduled for September 14, 2025, this event serves as a fundraiser for the New Hampshire Special Olympics, with all profits supporting their mis..

The Mt. A Trail Challenge is an annual running event taking place at Mount Agamenticus in York, Maine. Scheduled for September 20, 2025, the event features two courses: a 5K and a 1-mile challenge, allowing participants to run, hike, or stroll.The race is timed traditionally with stopwatches, and wh..

The 2025 ACT Trail Fest, held at 257 Limerick Road in Arundel, Maine, offers a scenic trail running experience through the Arundel Conservation Trust's multi-purpose trails and the Eastern Trail. Participants can choose from a 5K, 10K, or half marathon, all starting and finishing at the Arundel Muni..

The Hooksett Kiwanis 5K Trail Race is an exciting running event taking place in Hooksett, NH, featuring a 5K race for all runners and walkers, as well as a Kid's Fun Run for children aged 12 and under. The race begins at Heads Pond trail and follows a scenic route through wooded conservation areas,..

The Bear Brook Trail Races, set in the scenic Bear Brook State Park in Allenstown, NH, offers participants a choice of three challenging races: a 10K, Half Marathon, and Marathon. The event showcases beautiful trails, including single tracks and steep hills, with a focus on minimizing litter by requ..

The Kilkenny Ridge Race is a challenging trail running event held in Stark, New Hampshire, featuring three race distances: 50 miles, 25 miles, and 25K. The course follows the remote and rugged Kilkenny Ridge Trail through the White Mountain National Forest, with significant elevation gains and techn..

The TAM Trek is an annual trail race and fun run organized by the Middlebury Area Land Trust to support the Trail Around Middlebury (TAM). This scenic 19-mile loop encircles Middlebury, connecting various local landmarks and conserved properties. Participants can choose from multiple race options, i..

The Royal (multi) Mile Hill Run is a challenging 5K race held during the NH Highland Games & Festival in Lincoln, New Hampshire. Scheduled for September 21, 2025, the event features a course with an elevation gain of 800 feet, traversing dirt trails, service roads, and ski trails. Participants recei..

The Vermont 50 Ultra Run is an annual endurance event held at Ascutney Outdoors in West Windsor, Vermont, typically on the last weekend of September. Established in 1993, it features a challenging and scenic course through Vermont’s landscape. The event offers multiple race options including a 50-mi..