Trail Running Calendar United States 2025-2026

We have found 2668 Trailruns in United States. Check below where and when you can find the races.

Amy’s Adventure Race for the Lake, hosted by the Lake George Land Conservancy, takes place at Amy’s Park in Bolton Landing, NY. The event offers two trail options: a 4.5-mile race and a 10-mile loop, featuring rugged single-track through forests, ponds and marshes with about 700 feet of elevation ga..

The Mayhaw Music Festival 5K is a scenic cross country race held at Honeybee Farms in Cottonwood, Alabama, about 20 minutes south of Dothan. The 5K course features diverse terrain including open fields, woods, farmland, and a lake crossing, offering runners a unique natural setting. The event takes..

The Blues Cruise is a 50K trail ultramarathon held near Reading, Pennsylvania, celebrating its 20th anniversary in 2025. The scenic 31-mile loop circles Blue Marsh Lake, featuring varied terrain including fields, rolling hills, single track, and less than half a mile of public road. The course inclu..

The Run the Vineyards - Pindar Fall 5K and 8K is a scenic autumn race held at Pindar Vineyards in Peconic, NY, featuring courses through 300 acres of vineyard property. Participants can choose between a 5K and an 8K race, both on mostly flat, hard-packed dirt trails and short-cut grass, making the e..

Black Forest Ultra is a 100K trail ultramarathon held in North Bend, Pennsylvania, in the Pennsylvania Wilds. Marketed as a diabolically epic event, it features a nocturnal start with no crews, no pacers, and no spectators. The course is a lollipop with over 13,400 feet of total elevation gain, incl..

The Buck 50 is a challenging 50-kilometer ultramarathon held in Kattskill Bay, New York, along the scenic southern Adirondacks near Lake George. The course features rugged, remote trails that traverse four of Lake George's tallest peaks, including Buck Mountain, Sleeping Beauty, Black Mountain, and..

Doggie Dash Trail 5K at Wagner Subaru Outdoor Experience in Dayton, Ohio, is a dog-friendly running event held as part of the Wagner Subaru Outdoor Experience festival. The course is a unique off-road 5K around Eastwood MetroPark, weaving through grassy fields, tree-lined trails, and along the Mad R..

The Little Duck 50k is a trail running event held in Windham, Maine, at the scenic East Windham Conservation Area. Scheduled for October 5, 2025, it offers two race distances: a challenging 50k ultra-marathon consisting of five 6.5-mile loops with nearly 1,000 feet of elevation gain per loop, and a..

The Houghton's Pond Trail Races take place in the scenic DCR Blue Hills Reservation in Milton, Massachusetts, just south of Boston. This event offers two trail race distances: 7 miles and 3.7 miles, both starting and finishing near the Houghton's Pond Visitor Center. The courses feature rolling terr..

Think Big Trail Challenge takes place in Williamsport, Pennsylvania, on the Williamsport Municipal Water Authority trails around Mosquito Valley Road. The event offers distances, 5K and 10K, routed through a mix of singletrack, forest paths, rolling climbs, and fast descents. The Bluebird Trail fini..

NipMuck Trail Marathon, in Ashford, CT, features two options: the original NipMuck Trail Marathon (26.4 miles) and a two-person NipMuck Relay. The race uses a 13-mile middle segment of the Nipmuck Trail, running south to Route 44, back to the start, then north to Boston Hollow before finishing at Pe..

Trust Trail Fest, hosted by the Kennebunkport Conservation Trust, takes place at the trust's headquarters in Kennebunkport, Maine (57 Gravelly Brook Road). Participants choose a 5k or 10k and run or walk along the organization’s forest trails. The course winds through the trail system, with rough te..

Run for the Angels Memorial Run and Family Day is held at Riverstone Park in Coeur d’Alene, Idaho. In its 13th year, the event offers a fun run and walk on a 2.5-mile course along the Centennial Trail with views of the Spokane River. The day features sponsor booths, a memory-making station, a silent..

The Raven Half Marathon (13.1 miles) is an adventure run returning to Central Pennsylvania, starting and finishing at Poe Valley State Park in Coburn. The 2025 course weaves through the Seven Mountains region with miles of single-track trails, some double-track sections, a stream crossing, and rewar..

Groton Town Forest Trail Races, held at 163 West Main Street, Groton, MA, offer two trail distances: 9.5 miles and 3.4 miles. The courses are well-marked and feature a scenic loop through Groton Town Forest with no road crossings, combining narrow dirt roads and single-track trails over roots, rocks..

Stub Stewart Trail Challenge is a multi-distance trail race held at L.L. Stub Stewart State Park in Buxton, Oregon. The course is a fast, 6.5-mile loop that blends Banks-Vernonia Trail pavement with unpaved roads, offering rolling hills and occasional climbs.Distances this year include a 1/4, 1/2, 3..

Run by the Sea is an annual running event held at Wilder Ranch State Park in Santa Cruz, California. Scheduled for October 5, 2025, the race offers three distances: a 4K run/walk, a 12K run, and a half marathon. The courses primarily follow flat, packed dirt trails along the scenic coastal bluffs of..

The Norfolk Land Trust Trail Race Series, including the Haystack Mountain Challenge, is held annually in Norfolk, Connecticut. The 12th edition features three trail race distances: a challenging 5K through Barbour Woods with scenic climbs and wetlands; a 10K that adds a tough loop summiting Haystack..

The Ponte Vedra 10-Miler, presented by Alter Ego Running, is a scenic running event held in Ponte Vedra Beach, Florida. Scheduled for October 5, 2025, it offers both a 10-mile run and a 5K run, with virtual race options available for both distances. The courses wind through community streets and the..

The Pocahontas Trail Festival is a trail running event held at Pocahontas State Park in Chesterfield, Virginia. It features a Half Marathon and a 10k race, both starting and finishing on a large grass field near the park's boat launch. The course was redesigned to emphasize trail running, incorporat..