Trail Running calendar near Ansonia 2026-2027

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

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 30 hour loop ultra at Roosevelt Forest in Stratford CT on a 2.23 mile course with roots, rocks and a notable hill. Field limited to 50 runners; completing 45 loops within 30 hours earns a finisher buckle.

Trail races at Bradford Preserve on October 3, 2026 feature 5K, 10K and a free kids run on dirt trails with seasonal course markings and a required orange clothing rule per state regulations.

Run through 300 acres of scenic vineyards on a flat trail course in Peconic. Enjoy live music, food trucks, and a post-race glass of wine at this chip-timed autumn event.

A 26.4 mile trail marathon on Connecticut’s Nipmuck Trail featuring rocks, roots, mud and wood bridges, with an optional two-person relay and elapsed time cutoffs. Organized by the Shenipsit Striders in Ashford, CT.

A four mile trail race through Irvington Woods on October 4, 2026, with varied terrain including climbs and stairs; start and finish at Irvington High School. Registration runs March 15 to September 4 with a $40 fee.

A fall trail race day in Norfolk, CT offering 5K, 10K and a half marathon with steep climbs, private-trail sections, a cupless policy with water stations, and on-site food and beverage vendors.

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

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.

A four day trail event on Long Island using a 10.48 mile loop repeated to reach distances from 10 to 150 miles, with two stocked aid stations, crew access and specified pacer rules.

A community trail event on 10/10/2026 in Wilton CT featuring a 5K and a 0.75 mile accessible run or walk, event shirts, food and access to farm grounds, and a range of sponsorship options supporting employment for people with disabilities.

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 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.

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.

Experience a point to point trail race in Northeast Connecticut on the Airline Trail. Choose between marathon, half marathon, and 10K distances with individual or relay team options to support local student education.

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 fall trail event in Harriman State Park offering a technical **13.1M** and **10K** with steep climbs, rocky singletrack, aid stations, and adaptive support; the field is capped and proceeds support local trail maintenance.

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 around Guilford, Connecticut, on rolling forest roads and rocky single track. The not for profit race supports local land conservation, awards finishers within a 10 hour limit, and offers volunteer opportunities.

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