Trail Running calendar near Billings 2025-2026

The Cockaponsett Trails to a Cure will take place in Chester on Sunday 21 September 2025. You can run between 4 and 9 miles.

The Gardiner Dump Run is an exciting running event scheduled for September 21, 2025, in Gardiner, NY. Participants can choose between a 5k trail run or a 10k option, which consists of two laps of the 5k course. The race takes place on scenic single-track trails through wooded hillsides near the Wall..

The Angevine Farm Trail Festival, hosted by Steep Endurance, takes place in Warren, Connecticut, showcasing the region's scenic trails and beautiful fall foliage. This annual event features a variety of races, including a Half Marathon, 5K, and a unique 8-hour challenge, all set against a backdrop o..

The Water Gap 50k and Half is a scenic trail running event set in the picturesque Delaware Water Gap, Pennsylvania. Participants can choose between a 50K or 25K distance, both of which traverse the beautiful McDade Trail, known for its mix of cinder paths and singletrack terrain. The event celebrate..

The Cat's Tail Trail Marathon is an exciting point-to-point trail marathon set in the stunning Slide Mountain Wilderness Area of the Catskill Mountains, New York. Scheduled for September 27, 2025, this challenging race features nearly 7000 feet of elevation gain, offering participants breathtaking v..

The NJ Trail Series One Day will take place in Augusta from Thursday 2 October 2025 to Sunday 5 October 2025. You can run between 26 and 72 hours.

The IronHike Endurance Series, taking place at Mohawk Mountain in Cornwall, CT, is a unique multi-day event designed for both individual participants and teams. Scheduled for October 2-5, 2025, it features various challenges, including the Kuwohi, Double K, Denali, Everest, and Olympus Mons Ultra, e..

The Run the Vineyards - Pindar Fall 8K is a scenic running event set in the picturesque Pindar Vineyards in Peconic, NY. Participants can choose between an 8K and a 5K race, both featuring flat courses primarily on hard-packed dirt trails and grass, making them walker-friendly. The event includes ch..

The Tesla Hertz Run is an exciting running event taking place in Rocky Point, NY, featuring various race distances including a 150 Miler, 100 Miler, 100K, 50 Miler, 50K, and 10 Miler. Set in a picturesque area of Long Island, the course offers a scenic 10.48-mile loop with minimal outside interactio..

The Forbidden Forest 30 Hour Ultra Run is an exciting endurance event set in Stratford, CT, where participants can run, power-hike, or walk for up to 30 hours. This ultra run offers various distance options, including 26.2 miles, 50K, 50 miles, 100K, and 100 miles, allowing athletes to challenge the..

The Paine to Pain Trail Half Marathon is a unique running event set in the scenic woods and trails of five parks in Westchester County, New York. This race features a single-loop course that allows participants to experience diverse terrain, primarily consisting of dirt paths, while enjoying the nat..

The Mohawk Mountain Race, organized by Steep Endurance in collaboration with Mohawk Mountain Ski Area, offers a thrilling trail running experience set against the backdrop of stunning fall foliage. Participants can choose from various distances, including 5K, 10K, Half Marathon, and Marathon, with p..

The Mt. Tom Trail Race, organized by Beast Coast Trail Running, offers participants a chance to explore the scenic beauty of Mt. Tom during peak foliage.The event features challenging courses, including a solo 25k, a 2-person relay, and a solo 10k, all set within the rugged terrain of Mt. Tom State ..

The Suffolk County Marathon is an annual running event held in Bay Shore, New York, featuring a variety of races including a full marathon, half marathon, 10K, and 5K. Scheduled for October 18-19, 2025, the marathon and half marathon take place on Sunday, while the 5K is held on Saturday. The races ..

Big Bear Squatchtoberfest is a trail running event hosted by Sassquad Trail Running in collaboration with the New York-New Jersey Trail Conference. Set in Harriman State Park, Tuxedo, New York, this event features a challenging half marathon and a 10K race, showcasing the park's rugged terrain and s..

Run The Farm is a trail running event scheduled for October 19, 2025, at Muscoot Farm in Katonah, NY. The event features a 5-mile race for participants aged 6 and older, alongside two kids' races: one for ages 7-12 and another for children aged 6 and under. The race aims to showcase the beauty of Mu..

The Fall Back Into The Trails Series is an annual running event hosted by C.T.W Endurance, taking place at the Red Wing Recreation Area in Lagrangeville, NY. Scheduled for November 1-2, 2025, the series features three race options: a challenging 100k, a 50k with five loops, and a 10k. Participants c..

The "8 Hours at the Farm" event, organized by Steep Endurance, takes place at Gurski Farm/Williams Park in Brookfield, CT. This trail running race features a scenic, approximately 4-mile loop that includes single track and rolling farm trails, fostering a vibrant community atmosphere among participa..

The Tarrywile Half Marathon, set in Danbury, CT, is renowned for its challenging trail course featuring significant elevation gains and technical terrain. Participants can choose from three distances: Half Marathon, 10K, and Marathon, with hikers and walkers welcome for the shorter distances. The ev..

The Pocantico Hills Marathon, taking place in Rockefeller State Park, offers both a marathon and a half marathon on scenic, rolling courses with stunning views of the Hudson River and Palisades. Participants will enjoy a picturesque route featuring fields, stone walls, lakes, and forests. This event..