Trail Running calendar near Gardiner 2026-2027

On October 4, 2026 the Highlander Heavy Half in Cold Spring, NY is a 13.7 mile trail race with roughly 4,000 ft of elevation gain through the Hudson Highlands. A portion of proceeds supports the NYNJTC.

Run a scored 5K race through the scenic trails and varied terrain of Van Cortlandt Park. This Bronx event features divisions for all adults and free youth races for ages 2 to 18.

A community 5K and 2 Mile Walk at Garrett Mountain on October 11, 2026, with virtual and Tot Trot options; proceeds benefit the Fred Torres Memorial Scholarship Fund supporting Clifton High School athletes.

Jungle Escape is a trail running event at Jungle Habitat in West Milford NJ on October 4, 2026. Routes include a 13.2 mile half marathon plus, a 6.6 mile 10K plus and a 3.4 mile 5K plus with marked trails and cupless aid stations.

Runners climb the Empire State Building's 86 flights and 1,576 stairs to the observatory in this New York tower race on 10/06/2026. Multiple entry categories are offered with different registration windows and fees.

Trailwagger at Gilbert Lake State Park on October 10, 2026 features 3, 5 and combined 8 mile courses, a two person team division, and a dog stroll. A portion of proceeds supports a local animal shelter.

On 10/10/2026 the Gemstone Sparkle Sprint 5k at Gemstone Farm in Wilton CT features a timed trail 5k, an accessible stroller run, live music, food and access to the farm, with proceeds supporting The Prospector's mission.

A community 5K at Duke Island Park on October 10, 2026, run on a flat, paved trail alongside the Raritan River. Proceeds support Family & Community Services of Somerset County, which provides mental health and addiction services.

Experience a scenic 5K run on the historic carriage roads of Rockefeller State Park Preserve. Support trail maintenance while enjoying autumn views of Swan Lake and rolling pastures.

Trail running at Mohawk Mountain Ski Area with 5K, 10K, half and marathon routes on ski slopes and state forest, cupless aid stations and finisher medals.

A single-loop trail half marathon through five parks in lower Westchester County, New Rochelle. Most of the course is on dirt and wooded trails and passes through areas with visible wildlife.

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 scenic **5K** trail run and walk at Blydenburgh County Park on October 11, 2026 with in-person and virtual options. Participants receive a race tee, on course hydration and age group recognition while proceeds benefit a local running foun..

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.

HHNC Meadows & Trails 5K is an off road 5K at Hudson Highlands Nature Center in Cornwall NY on 10/17/2026, featuring meadows, ponds, wooded trails and views of Black Rock Mountain. Entry is $35 and children under 18 run free.

The Livingston Oval Marathon will take place in Livingston on Saturday 17 October 2026. You can run between 21 and 42 kilometers.

A technical trail event in Harriman State Park offering 13.1M and 10K on rugged singletrack with steep climbs, limited to 175 participants.

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.

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 run at Ives Farm hosted by Cheshire Community YMCA and Cheshire Land Trust. Features a trail 5K, a youth Y Cup relay with elementary teams, a free Pumpkin Dash for young children and family fall activities.