Trail Running calendar near Cornwall 2025-2026

We have found 88 Trailruns within 80 miles of Cornwall. See below where and when you can find the races.

Event overview The PPTC Endurance Fest takes place in Prospect Park, Brooklyn, NY on Sunday, December 7, 2025. The event offers two distance options: 50 Miler 50k Registration closes on Thu, December 4 at 11:59 PM ET. Course and event ser..

SRC Presents: A Backyard Ultra takes place at Blydenburgh County Park in Hauppauge, NY on December 13–14, 2025. The event features two races: A Backyard Ultra, a true ultramarathon where runners must complete a 4.167-mile loop within an hou..

Event overview The Frosty Forest 5K takes place in Roosevelt Forest in the Town of Stratford, Connecticut on Saturday, December 13, 2025. The event is a trail run over a 5K distance. Participants may wear holiday costumes during the event...

Event overview MCW The Holmdel Classic is a trail race held on December 13, 2025, at Holmdel Park in Monmouth County, New Jersey. The event offers loop-based distances on a multi-lap course: Loop: 4.65 miles Halfish : 3 loops 50 kmish : 7..

South Orange, New Jersey hosts the NJ Trail Series SOMO Winter 2 on Saturday, December 13, 2025. The event offers three distances: 5K, 10K, and 13.1 miles, run on a looped course through South Mountain Reservation. The course blends fire ro..

Event overview The West Rock Winter Fat Ass Extravaganza is scheduled for December 28, 2025 in Hamden, CT near Lake Wintergreen. The event is an eight-hour looped run using a 1.6-mile loop around Lake Wintergreen with about 65 feet of eleva..

January 2026

Join the Frosty Fat Sass at South Mountain for scenic yet rugged trail running and hiking with a 5K or 3 and 6 hour options on rocky, rooty singletrack. This self supported fundraiser benefits the South Mountain Conservancy.

February 2026

The Mahlon Winter Donut Trail Run & Hike is a scenic trail running event held at Saffin's Pond in the Mahlon Dickerson Reservation, Lake Hopatcong, New Jersey. Scheduled for February 8, 2026, it offers three race distances: a 5-mile loop, a..

Event overview The Squatchy Onesiefest 5K is scheduled for February 14, 2026 at Ramapo Valley County Reservation, starting and finishing at the New York-New Jersey Trail Conference (NYNJTC) Headquarters. The event has a onesie theme; awards..

The Febapple Frozen event is a trail running race held in South Mountain Reservation, Maplewood, New Jersey. Scheduled for February 21, 2026, it offers multiple distance options including a 50-mile, 50-kilometer, 20-mile, and 10-mile race...

March 2026

Event details Squatchapple takes place on March 7, 2026 in West Orange, New Jersey at the Tulip Springs Trailhead on Cherry Lane. The event offers the following distances: 50 miler 50K 20 Miler 11 Miler Registration closes on March 6 at 1..

Livingston Oval Ultra : March 7, 2026 The event in Livingston, NJ at Robert Harp Drive is a timed loop ultra on the town Oval. It is the third annual running and adds a 12-hour distance for 2026. Distances offered: 12 hours 6 hours 3 hours..

Take on MT TAMMANY 10 on March 21, 2026, a scenic yet demanding 40 mile trail ultramarathon near Delaware Water Gap with ten summit climbs and more than 10,000 feet of elevation gain. Ten repeated loops turn rugged mountain trails into a re..

Event overview The Enchanted Forest Ultra Run is a trail ultramarathon held at Roosevelt Forest, 700 Peters Lane, Stratford, CT. The event is offered as a 6-hour format and as a 50K distance. Field size is limited to 50 participants. Regist..

Take on the Terror of Tammany on March 22, 2026 in Worthington State Forest, Columbia NJ. Choose a challenging 30K or epic 50K+ over rugged 6.7 mile loops with big climbs, supportive finish awards, and a true mountain trail test.

The Morris County Empanada Trail Run, held in Morris Plains, NJ, offers both 5K and 10K run/walk events on scenic trails within Central Park of Morris County. The course features mixed terrain including dirt, grass, gravel, and some hills,..

Event details The Sleeping Giant Trail Runs take place March 29, 2026 at Sleeping Giant State Park, 200 Mt Carmel Ave, Hamden, CT. The event offers these distances: 25K 50K (two loops of the 25K loop) Registration closes March 27. Entry f..

April 2026

Big Bear Squatch North at Harriman State Park offers a rugged half marathon or 10K over technical trails with steep climbs and scrambling on April 4, 2026. Proceeds support the New York New Jersey Trail Conference and trail care.

Event overview The Long Run is a loop trail event at Jacobsburg State Park in Wind Gap, PA. The course is a give-or-take 5 mile loop that uses single track and flat, fast gravel trails. The loop includes about 450 feet of elevation change a..

The Spring SOMO Timed Trail Races take place at South Mountain Reservation in South Orange, New Jersey. This event features a looped trail course of 1.88 miles (just over 3K) that includes single track, pavement, and fire road sections. Run..