Trail Running calendar near Sussex County 2026-2027

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.

Trail ultramarathon in Titusville, NJ with 50K and 25K courses that start and finish at Washington Crossing Park. The 50K features technical Rock Hopper trails and multiple aid stations.

A trail-based 5K and family 1 mile fun run in Poricy Park with a Halloween costume theme and prizes, raising funds for 180 Turning Lives Around. Options include a timed 5K, a fitness walk, and a family fun run.

A trail event at Muscoot Farm on October 25, 2026: a five-mile race plus two kids races, kids medals, and Farm Bucks for finishers.

An age-group graded 5.5-mile trail race at Frances Slocum State Park on October 25, 2026, run mainly on grass and earth. Pre-registration is required; the entry fee is $10 and online registration closes October 23.

A fall running event in Garrison NY with a half marathon, a 5K and a 3/4 mile kids run on trails and roads through the Hudson Highlands.

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.

Obstacle course weekend at Sunflower Valley Farm near New Hampton NY with Sprint 5 km, Super 10 km, kids races, Hurricane Heat formats and spectator options.

A trail running event at Red Wing Recreation Area near Lagrangeville, NY, offering 100k, 50k and 10k looped courses with on-course aid, finisher medals and awards for top male and female finishers.

A costumed 5K trail run and walk at Van Scott Nature Reserve on October 31, 2026 with in-person and virtual options to raise awareness for Pregnancy and Infant Loss Awareness Month. Includes a costume contest, water stations, and family act..

Timed trail event at Gurski Farm in Brookfield CT featuring an 8 hour race, a 4 hour option, and a 5K canicross on a 4 mile loop.

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 featuring a marked 10k race and a monthlong Raven 100k November Challenge. The course includes rocky climbs, ridgeline trails and a water stop near the Fire Tower climb.

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.

A 6-mile trail race at Cheesequake State Park on November 8, 2026 with on-site registration, a post-race beer and pizza gathering, and proceeds benefiting local first aid and EMS organizations.

NYC Trail Mix is a trail running event in Staten Island on November 14, 2026, offering 50 mile, 50K and half marathon loop courses. The race benefits the Greenbelt Conservancy and uses three main aid stations with food and hydration options..

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.