Trail Running Calendar United States 2025-2026

The Rock 'N The Knob Trail Challenge is Pennsylvania's highest trail race, taking place in Claysburg. Scheduled for September 13, 2025, the event features three challenging courses: an Ultramarathon (50K), a Medium Distance Course (20K to 25K), and a Short Course (approximately 10K). Each course off..

The Horsethief Canyon Trail Run is a 10K race held at Kanopolis State Park in Marquette, Kansas. The course features a mix of terrain, including hills, rocky sections, sand, and shallow water crossings, with approximately half a mile of road at the start. The trail is multi-use, accommodating equest..

The Shining Hope Farms Salute Trail Run is set to take place on September 13, 2025, at Shining Hope Farms in Conover, NC. This annual event features both 5k and 10k trail runs, honoring Veterans, First Responders, and Law Enforcement. Participants can enjoy the scenic trails of the 120-acre farm, wi..

The Boulder Field 100 is a challenging running event taking place in Hickory Run State Park, Jim Thorpe, PA. Organized by Uberendurancesports, it features three race distances: a 100K ultra run, a 50K ultra run and mega hike, and an 18-mile run/hike. The course includes a rugged terrain with an esti..

The Snow Mountain Ranch Trail Race is a scenic trail running festival held in Granby, Colorado, featuring multiple race options including a 50K, 33K, half-marathon, 10K, and 5K. The courses wind through the picturesque Snow Mountain Ranch, offering challenging terrain with significant elevation gain..

The Shawangunk Ridge Trail Run (SRT) is a challenging ultramarathon event that spans 70 miles along the scenic Shawangunk Mountains, from High Point State Park in New Jersey to Rosendale, New York. The trail features diverse terrain, including rocky sections, waterfalls, wetlands, and iconic white c..

The Ouray 50 Mile Endurance Run, held in Ouray, Colorado, is a challenging mountain ultramarathon featuring approximately 23,582 feet of elevation gain. Known for its technical and demanding trails, the course is set nearly two miles above sea level amidst stunning mountain scenery. This race is des..

Wilcox Wild is a challenging 50K trail ultra run held in the Adirondack Park Wilderness, New York, starting and finishing at Harrisburg Lake. The course features rugged terrain with an elevation gain and loss of 3,028 feet, following a lollipop route through scenic areas including East Stony Creek T..

The Ironbull Ultra Trail is a challenging trail running event held at Rib Mountain State Park in Wausau, Wisconsin. Participants can choose from 50k, 25k, or 15k courses, featuring significant elevation gains and technical single-track trails. The race showcases the natural beauty of Rib Mountain, w..

The Berkeley Trail Adventure is a scenic trail running event held in Berkeley, California, within Tilden Regional Park and Wildcat Canyon. It offers four race distances: 10K, half marathon, 35K, and 50K, featuring challenging terrain with technical dirt trails, fire roads, and some asphalt sections...

The Meadowgold 5k &10k will take place in Minturn on Saturday 13 September 2025. You can run between 5 and 11 kilometers.

Run for the Hills is an annual 5K trail run and walk held at the Oswegatchie Hills Nature Preserve in Niantic, CT. This event invites participants to enjoy a scenic route around Clark Pond and through the beautiful coastal forests of the preserve. Proceeds from the race support the maintenance and c..

The Wild Boar Night Run is a half-marathon trail race held at the Green Swamp Wilderness Preserve - West Tract in Dade City, Florida. This out-and-back course features old forest roads, pasture lanes, and the Florida Trail, offering runners a scenic experience with natural sounds like frogs, owls, a..

The Mill to Mill 5K/10K event, organized by Willow Running USA and the Friends of the Keuka Outlet Trail, will take place on September 13, 2025, in Penn Yan, NY. This annual race features both a 5K and a 10K course along the scenic Keuka Outlet Trail, starting and finishing at Cascade Falls. Partici..

The Grit and Guts Trail Race 2025 is set to take place at Mt. Nebo in Dardanelle, Arkansas. This challenging event features two race options: the Half Grit (13.1 miles) and the Full Grit (20 miles).Participants can expect a tough yet scenic course that includes rocky trails and significant elevation..

The Kennekuk Road Runners - Wild Wild Wilderness is an annual running event held in Oakwood, Illinois, featuring a variety of races including a 5K, a 7.45-mile trail run, and the WWW Challenge. This event celebrates community spirit and resilience, welcoming both seasoned runners and newcomers. The..

The RIM2RIM RACE4HOMES is a popular running event held in Twin Falls, Idaho, featuring a challenging 7.5-mile course through the scenic Snake River Canyon. Participants can choose from several events, including the RIM2RIM RUN, RIM2RIM WALK, 1/2 RIM RACE, and a virtual race option. The race begins a..

The Last Boyscout is a challenging Last Man Standing Race held at Ferne Clyffe State Park in Goreville, Illinois. Participants navigate a tough 4.167-mile loop that includes both trail and road sections, with significant elevation gain. The race format encourages endurance and resilience, as runners..

The Mud Creek Crawl Trail Run is a popular event held at Pine Haven Recreation Area in Sanford, MI, featuring challenging trail courses through natural terrain, including turf, sand, mud, roots, and rocks. The race offers both 5K and 10K options, with distinct courses marked by different colored fla..

The Ontario Summit Trail Races, held at Gannett Hill Park in Naples, NY, celebrate their 10th anniversary in 2025. The event features a half marathon and a 5-mile trail race through scenic, wooded terrain with rolling single-track trails, rocks, roots, and stunning views. Participants can enjoy aid..