Trail Running calendar near Cornwall 2026-2027

A community Thanksgiving trail event on 11/26/2026 at Mill Pond Way Trail with a 3.5 mile run or walk, chip timing, post race yoga for participants, free water and snacks, and proceeds benefiting endometriosis research.

A 5K run and walk through Inwood Hill Park in northern Manhattan with a shared start and finish, live results and free finish line photos. Proceeds benefit the Inwood Food Pantry and awards are given to the top two men and women.

Experience a 5K trail race through the scenic Stillwell Woods Preserve in Woodbury. This event honors the memory of Rob Lauterborn and supports the Center for Developmental Disabilities.

Challenge yourself on the historic Tower Trail at Sleeping Giant State Park. Choose between 4 or 8 hours to complete as many 3.3 mile loops as possible on this scenic gravel path to the Observation Tower.

Experience an exclusive trail run through the scenic Roosevelt Forest in Stratford. This 5K event features a natural off-road course limited to a small group of participants and includes custom finisher medallions.

A onesie-themed 5K at Ramapo Valley County Reservation on February 14, 2027, run on a flat scenic loop around Scarlet Oak Pond. The event is capped at 200 participants, has no cutoff, offers adaptive support, and includes a finisher medal.

A 5K trail run and walk at Bethpage State Park with a free kiddie run and virtual option. On-course hydration, post-race refreshments, age-group recognition, and proceeds support the Never Stop Running Foundation.

A spring trail out-and-back on the Nipmuck Trail near Bigelow Hollow, advertised as 16 miles on technical, blazed singletrack with minimal aid and limited parking; proceeds support local trail stewardship.

A community 5K run and free kiddie run on the soft trails of Bethpage State Park, supporting the Never Stop Running Foundation. The event includes in-person and virtual options, refreshments, bib mailing, and age-group recognition.

A point to point 123 mile ultramarathon across Connecticut from East Thompson to Southport with trail and road sections, a 36 hour cutoff, relay options, and staffed aid stations.

A mountain trail event at Harriman State Park on April 3, 2027 offering a half marathon, a 10K and a 10K ruck on rugged technical trails with significant elevation gain. Entry is capped at 400 and proceeds support trail maintenance.

Sleeping Giant Trail Runs at Sleeping Giant State Park in Hamden CT features a 25K loop with 3K+ of vertical and a 50K two-loop option. The course mixes technical singletrack and carriage roads, includes aid stations, and follows a cupless..

A 5K trail run and walk in Blydenburgh County Park, Smithtown, NY held in April. The course uses mixed trail surfaces, offers on-site refreshments and hydration, supports Last Chance Animal Rescue, and includes dog-friendly park rules.

A mountain obstacle race weekend at Mountain Creek Resort in Vernon NJ offering Sprint, Super, Beast and Ultra distances plus a Kids Race and spectator access.

A women-centered trail event at Lake Mohegan offering 5K, 10K, and a 4-hour loop on a 3.2 mile trail. The race is open to non-binary runners, follows a cupless aid policy, and includes finisher medals and post-race refreshments.

Two trail events, 25K (about 17 miles) and 10 miles, on technical singletrack and crushed gravel around the Shawangunk Ridge near Ellenville NY. Routes feature steep climbs, two aid stations, a six hour cutoff and a 150 runner cap.

Squatchywaska Mountainfest in the Shawangunk Ridge on April 24, 2027 features a technical 25K and a 10 mile lollipop course with steep climbs, rocky singletrack, two aid stations, and a six hour cutoff.

A spring 10K trail race in Cross River NY on April 25 2027, organized by Leatherman's Loop Races. Entry is by lottery with registration Jan 8 to Jan 11 2027 and the $58 fee includes the park entry.

VCP 50K is a looped trail ultramarathon in Van Cortlandt Park on 01 May 2027. The 50K course starts with a flats lap then ten cross country loops, with stocked aid stations, drop bag access, finisher medal, singlet, meal and beer.

Camp Mountain Laurel offers a family color run plus a 5K trail run and 5K trail walk at Hamden/North Haven YMCA and New Haven YMCA Youth Center on May 8, 2027; registration opens Feb 19 and first 100 pre-registrants receive a giveaway.