Trail Running calendar near Windham 2026-2027

A community 5K on September 27, 2026 in Dolgeville along the Greenway Trail. Registration has a $25 fee with children under 12 free; proceeds fund free sports equipment for local youth.

A trail running event in Gardiner, NY offering a 5 km run, an optional 10 km two-lap route and a 200 yard kids run, with pre registration T shirt incentives and a sneaker recycling program.

Experience a massive endurance test at Mohawk Mountain Ski Area. This ultra trail event features a 152 mile course with over 72,000 feet of elevation gain to be completed within 84 hours.

A 24 hour trail event at Mohawk Mountain Ski Area in Cornwall Connecticut featuring a Double Kuwohi route of about 28 miles and 13,685 feet of elevation. Participants may run, hike, or walk.

A timed endurance run in Cohoes, NY on October 3, 2026 offering 6 hour, 3 hour, 1 hour and relay options while supporting Flutters of Hope, a nonprofit for those affected by eating disorders.

The Haystack Mountain Challenge on October 4, 2026, features a 5K, 10K and a half marathon across Barbour Woods and Haystack Mountain, with steep climbs, private trail sections, a cupless policy, water stations and on site refreshments.

A 13.7 mile trail race in Cold Spring, NY on October 4, 2026, featuring about 4,000 ft of climbing through the Hudson Highlands during peak foliage. The event is an UTMB Index Race and supports the NYNJTC.

The Trailwagger is an October 2026 trail event at Gilbert Lake State Park in Laurens, NY with 3 mile, 5 mile, combined 8 mile and two person team options plus a dog stroll. A portion of proceeds supports Super Heroes Humane Society.

Experience a trail race at Mohawk Mountain Ski Resort featuring distances from 5k to a full marathon. Run through fall foliage on a course that includes steep ski slopes and the scenic Mohawk State Forest.

A pickle-themed Halloween obstacle event in Wallkill, NY with an adult 5K and a 1K kids course, themed medals, costumes, mud, and a community-focused Donate a Dragon 3D printing project.

A non-profit off road 5K at the Hudson Highlands Nature Center in Cornwall NY on October 17, 2026. The route passes ponds, meadows, grassy paths and wooded trails while supporting nature-based education; children under 18 run free.

Big Bear SquaTch South is a trail running event at Harriman State Park on October 18, 2026 offering a technical half marathon and a 10K with steep climbs, marked courses, aid stations, and capped fields.

Explore the scenic trails of 100 Acre Woods in Malta, New York. This community event on October 18, 2026 features 2k, 3k, and 5k trail runs. All proceeds support local trail maintenance.

Experience the wilderness trails of Deerfield Town Park with a variety of trail races for all ages. Enjoy a professionally timed 5K or a community run while supporting the local food pantry in your favorite running costume.

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 half marathon, 5K, and kids fun run in Garrison New York that travels through Hudson Highlands State Park and past Osborn Castle. Proceeds support Friends of Philipstown Recreation and all entrants receive a race shirt.

The Tri-State New York Spartan Event Weekend at Sunflower Valley Farm on Oct 31-Nov 1, 2026 offers Sprint, Super, Kids races, Hurricane Heat formats, wooded muddy terrain, creek runs, and Spartan obstacles for competitors and spectators.

A trail race weekend at Red Wing Recreation Area in Lagrangeville, NY offering 100k, 50k and 10k loop formats with on-course aid and finisher awards; the 50k and 100k are UTMB Index races.

A trail half marathon at Moreau Lake State Park near Gansevoort NY, covering roughly 14 miles with 2700 feet of gain on technical singletrack. The course is fully marked, includes an aid station about six miles in, and has beach parking.

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..