Trail Running calendar near Marlboro 2026-2027

We have found 166 Trailruns within 80 miles of Marlboro. See below where and when you can find the races.

A mountain trail event at Belleayre Resort on August 16, 2026 offering 25K and 8K courses open to runners and hikers, organized as a zero carbon event and raising funds and shoe donations for The Catskill Center.

A 6 hour timed ultra and a 4.2 mile memorial run at Jug End State Reservation in Egremont MA on August 22, 2026. The loop covers woods and orchards with 830 feet elevation per lap and benefits Louison House and Dana Farber.

A trail running festival at Thacher State Park on August 23, 2026, offering **10K**, **13.1M**, **26.2M** and **50K** courses that share the same first 10K loop. The cupless event has multiple aid stations, post-race food, and medals for ma..

On August 23, 2026 Raptor Ridge stages a 6.5 mile trail race at Westmoreland Sanctuary in Mount Kisco, New York. The event starts and finishes at the Fox Lane High School campus, dogs are not allowed and non perishable food donations are co..

A 50K trail ultra in Forest Park, Queens on August 29, 2026 featuring twelve 2.5 mile loops on the Orange Trail with about 300 feet of climb per loop. Aid stations follow each lap and an eight hour cutoff applies.

September 2026

Barn B Q Trail Festival on Saturday 9/5/2026 at Masker's Barn pairs a trail run or hike with a five hour barn party featuring BBQ, drinks, music and games. Ticket options cover adults, designated drivers, and children.

Sterling Down & Dirty 5K is an annual family friendly obstacle race on Stratford Short Beach each September. Participants tackle more than 18 obstacles, join teams to fundraise for the Sterling Community Center, or volunteer on race day.

A multi-division trail event on the Shawangunk Ridge near Rosendale NY offering 70 mile, 30 mile and half marathon options on an unsupported, fully blazed route with shuttle access and finisher shirts and medals.

An urban obstacle race on the Jersey City waterfront on September 12, 2026. The event features a fast 3 mile course with 20 plus city-style obstacles, chip timing, new finisher medals, awards, and free race photos.

Experience a diverse trail race at South Mountain Reservation featuring fire roads and single track trails. Choose from multiple distances ranging from a 5K to 50 miles with aid stations every three miles.

A group, end-to-end run along the Farmington Canal Heritage Trail from West Suffield to New Haven, roughly 56 miles, raising funds for Mental Health Connecticut. The route is largely flat and unsupported with a 14 hour completion cut off.

A trail race day at Pittsfield State Forest with 50k, 25k, 15k and a new 5 mile option, a double-loop course with three aid stations and charity fundraising through BURCS and Free to Run.

Trail race at Macedonia Brook State Park in Kent, Connecticut on September 13, 2026. Courses of 12K, 25K and 50K on single track forest trails with steep climbs, technical sections and cupless aid stations.

The Corporate Fun Run Pier 84 Manhattan will take place in New York on Monday 14 September 2026. You can run 5 kilometers.

Timed trail events at Lakeside Park in Pawling, NY on a 1.68 mile mixed-surface loop offering 3, 6, 12 (day and night) and 24 hour races. The event is cupless, has an aid station and crew area, finisher medals, and buckles for 100+ miles.

A multi-day trail festival at Wawayanda State Park featuring a full range of distances from a kids 1 mile to a supported 100 mile event, on varied singletrack, boardwalk, and rocky terrain, with camping and community programming.

A trail event in Upper Nyack featuring 50 mile and 27 mile options on repeated 11.5 mile loops with significant elevation, three aid stations, and limited parking and lodging nearby.

Trail run and walk at Huyck Preserve in Rensselaerville NY on Saturday September 19 2026. Routes of 2 5 and 8 miles pass Lake Myosotis and a historic racetrack while raising funds for local organizations.

Trail races in Ridgefield CT offering a single loop of about 4.25 miles or a double loop of about 8 miles through Hemlock Hills and Pine Mountain. The technical, rocky course starts and ends at the Lake Windwing ballfields.

A 5K trail run at Winding Trails in Farmington on the designated course around Walton Pond, with registration from February 20 to September 20 and a $35 fee; overall and age-group awards plus a prize for the first local finishers.

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