Trail Running calendar near Mahwah 2026-2027

Trail races at Mohawk Mountain in Cornwall CT offer 5K, 10K, Half Marathon and Marathon routes with measured elevation gains, ski area trail loops, cupless hydration policy, and aid stations for longer distances.

Experience a premier 13.1 mile trail race through the woods of New Rochelle. This half marathon takes runners across local trails for a focused off road experience in New York.

The NSRF Great Pumpkin Dash Trail 5K will take place in Smithtown on Sunday 11 October 2026. You can run 5 kilometers.

A four mile off road trail run at Spring Meadow Golf Course in Farmingdale, New Jersey on October 11, 2026. Hand held timing, a free drink ticket and a finisher gift are included; shirts and other merchandise cost extra.

Experience Long Islands scenic Robert Moses Causeway in this multi day running event. Support local veterans while choosing between marathon, half marathon, 10k, and 5k distances with finisher medals for all participants.

A 3.5 mile trail run and walk on the scenic, flat Mill Pond Trail at Woodtick Recreation in Wolcott CT on October 17, 2026. Tiered online registration is available and a post-event meal is included with registration.

A technical trail half marathon and steep 10K in Harriman State Park with significant elevation gain. Registration supports the New York and New Jersey Trail Conference and hardship and discount options are available.

A Halloween themed event on Clinton Road in West Milford, NJ offering a 1 mile Zombie Crawl plus 5k and 10k races. The course features zombie volunteers, themed aid stations, and a finish line festival with awards and a costume contest.

An off road 50k through interconnected woodland preserves in southern Connecticut, featuring rolling forest roads and rocky single track. The event is nonprofit and proceeds support local land conservation, with volunteer roles for aid stat..

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.

A community 5K run and 1 mile fun dash at Fenton Lane Park in Chesterfield on October 18, 2026, supporting local charities. The event includes race shirts, custom medals for top finishers, post race refreshments and posted results.

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.

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 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.

Experience the Fall Back Into The Trails Series at Red Wing Recreation Area in Lagrangeville. Choose from 100k, 50k, or 10k distances featuring a loop course with elevation gain. This UTMB Index event offers medals and awards.

A timed trail event at Gurski Farm on a 4 mile loop of single track and farm trails. Options include an 8 hour race, a 4 hour race and a 5K plus 5K canicross; the event is cupless with aid at start finish.

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.

Fall Back is the autumn edition of The Long Run at Jacobsburg State Park, run on a roughly five mile loop of single track and gravel. Options include one lap or as many laps as possible in three or six hours.

A trail running event at Ward Pound Ridge Reservation with a ten kilometer race and a November 100 kilometer virtual challenge. The course features rocky climbs, ridgeline views, and a custom finisher woodallion for challenge completers.