Trail Running calendar near Bronx County 2026-2027

An off road 50k around Guilford, Connecticut, on rolling forest roads and rocky single track. The not for profit race supports local land conservation, awards finishers within a 10 hour limit, and offers volunteer opportunities.

Trail and 5K races at Hillside Park on October 18, 2026, benefit a free mammography program. A kids fun run for ages 5 to 12 is included, with chili and vegetarian food and timing by Compuscore.

The 4th annual Chesterfield FALL Terrain 5K at Fenton Lane Park on October 18, 2026 features a 5K run/walk and a 1 mile Fun Dash, supports local charities, offers custom race shirts and age group awards.

A trail ultramarathon at Washington Crossing Park on October 24, 2026, offering 25K+ and 50K courses across historic, technical singletrack with multiple aid stations and finisher swag.

A community trail event at Ives Farm featuring a 5K trail race, a youth team relay, and a free kids Pumpkin Dash, plus family activities and proceeds supporting local YMCA and land trust projects.

Experience a unique trail race through the forests and meadows of Muscoot Farm. Enjoy distances for all ages followed by a visit to the local farmers market with your farm buck vouchers.

A 5K Run / Walk and Kids Fun Run at Hallock State Park on October 25, 2026, with a virtual 5K option. Proceeds support the Long Island Greenway and include a post-race wine crawl with vendor specials for participants 21 and over.

The inaugural Barnyard Squatch 5K is a hilly trail race across The Barnyard Sanctuary's nearly 200-acre property in Blairstown, NJ, with over 500 feet of climbing and a route past rescued farm animals. All donations go to the sanctuary.

A Spartan obstacle weekend at Sunflower Valley Farm in New Hampton, NY featuring Sprint, Super, Kids races and Hurricane Heat formats across woods, mud, fields and creek runs. Team entries and GOVX discounts are available.

Trail races at Red Wing Recreation Area in Lagrangeville, NY, featuring 100k, 50k and 10k looped courses with notable elevation. The 50k and 100k are UTMB Index races and all finishers receive custom medals.

Experience a unique timed trail event at Gurski Farm featuring a four mile loop of rolling farm trails and single track. Choose between eight hour, four hour, or 5K options in a community focused environment.

Experience a single loop marathon or half marathon on historic carriage roads in the Rockefeller State Preserve. Enjoy views of the Hudson River and stone bridges on a course with no pavement or cars.

A trail 8K and 5K at Unionville Vineyards on November 8, 2026 with chip timing, live results, onsite music, post race wine, and awards. Walkers and children are welcome and the event includes water stations and post race amenities.

A timed trail event at Jacobsburg State Park on a roughly 5 mile loop of single track and gravel. The Fall Back edition runs the course in reverse and offers 5 mile, three-hour, and six-hour formats.

A trail event at Ward Pound Ridge Reservation combining a 10 kilometer trail race with a November virtual 100k challenge, volunteer support, postrace results, and a finisher woodallion for reported 100k totals.

A community 5K and 1 mile walk on November 8, 2026 at Central Park of Morris County supporting Family Promise of Morris County, with in-person and virtual 5K options and age-group awards.

A charity trail event at Hillside Park on November 8, 2026, offering 10 km and 5 km races to benefit a free digital mammography program, with race timing, age-group medals and participant T-shirts.

The 46th HASHATHON 6-Mile Treacherous Trail Run takes place at Cheesequake State Park on November 8, 2026, featuring a single 6-mile trail race, same-day bib and shirt pickup, post-race beer and pizza, and awards with charity proceeds.

NYC Trail Mix on Staten Island on November 14, 2026 offers looped trail courses of 50 mile, 50K, and half marathon distances, benefits the Greenbelt Conservancy, and features multiple aid stations, single-track routes, and specified crew an..

Experience the diverse terrain of South Mountain Reservation with a looped trail race offering 5K, 10K, and half marathon distances. Enjoy a mix of single track and fire roads with support provided at regular aid stations.