Trail Running calendar near Stamford 2025-2026

We have found 88 Trailruns within 80 miles of Stamford. See below where and when you can find the races.

The Jug End Loop Ultra is an exciting running event scheduled for August 23, 2025, at Jug End State Reservation in Egremont, MA. Participants can engage in a 6-hour ultra event, completing as many laps as possible on a scenic 4.2-mile course that features a mix of uphill and downhill terrain. The ev..

The Barn-B-Q Trail Festival is a unique outdoor celebration held at the restored Masker's Barn in Berkeley Heights, NJ. This event combines trail running and hiking with a lively barn party featuring BBQ, beer, wine, and various activities. Participants can enjoy self-guided trail tours, lawn games,..

September 2025

The Macedonia Trail Race, held in Macedonia Brook State Park, Kent, CT, offers a unique trail running experience with stunning single-track paths, challenging climbs, and breathtaking viewpoints. Now in its 7th year, the event features three race distances: 50K, 25K, and 12K, catering to various ski..

The Pawling 24 Hour Trail Running Festival is an exciting endurance event taking place in Pawling, NY, featuring a variety of race options including 24-hour, 12-hour, 6-hour, and 3-hour challenges. Participants will run on a scenic loop course that combines pavement, grass, and single track trails, ..

The Shawangunk Ridge Trail Run (SRT) is a scenic trail running event that celebrates the natural beauty of the Shawangunk Mountains in New York. The event features three divisions: a 70-mile ultra, a 30-mile run, and a half marathon, catering to various athletic abilities. Participants will traverse..

The Wild Goose Trail Festival, taking place from September 20-21, 2025, at Wawayanda State Park in Hewitt, NJ, offers a variety of trail running events, including distances from 1 mile to 100 miles. This festival features a supportive atmosphere with generous cut-off times, making it ideal for both ..

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..

October 2025

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 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..