Trail Running calendar near Fairfield 2026-2027

We have found 160 Trailruns within 80 miles of Fairfield. See below where and when you can find the races.

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.

Experience the technical terrain of Cockaponsett State Forest with 4 and 9 mile trail races. Navigate hills and rocky paths in Chester to support PanCAN and the Blue Blazed Trail Race series.

A 5th annual 3.1-mile run and 1.1-mile walk at The Church of St. Andrew in Staten Island, and the first leg of the Staten Island FALL TRIFECTA.

Trail races in Burlington CT organized by the Burlington Land Trust as a fundraiser. Courses on the Tunxis Trail cover mixed terrain and visit landmarks such as the CT State Trout Hatchery, Nassahegan State Forest, and Devil’s Kitchen.

A trail running event in Gardiner, NY offering a 5 km run, an optional 10 km two-lap route and a 200 yard kids run, with pre registration T shirt incentives and a sneaker recycling program.

A six-hour run and relay at Belmont Lake State Park honoring Fred von der Heydt with individual and team competition on a 1.50 mile loop and commemorative apparel.

A scored 5K cross country race at Van Cortlandt Park in the Bronx on September 27, 2026, part of NYRR's fall series; includes free youth races for ages 2 to 18 and awards for top finishers across divisions.

October 2026

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.

Test your limits on a flat one mile loop at the Sussex County Fairgrounds. Choose from 6 to 72 hour timed races or certified marathon and 50K distances with full kitchen and shower access.

A 15 mile trail event at Mohawk Mountain Ski Area in Cornwall, Connecticut on October 3–4, 2026, offering 7,140' of elevation gain and a 12 hour time limit. Participants may run, hike, or walk; the event is produced by a veteran owned compa..

A 30 Hour looped trail event at Roosevelt Forest in Stratford CT on October 3 and 4, 2026 offering distances from 26.2 miles to 100 miles on a 2.5 mile loop with central aid at the pavilion and a finisher buckle for 100 miles.

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.

A six-week adult cross country series in Monmouth County featuring six 5K races at local parks, with team and individual scoring and age group awards. Registration options include a full-series fee or per-race entry, with event-day registra..

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 in Ashford, CT, on the Nipmuck Trail featuring rocks, roots, mud, and wood bridges, with a two-person relay option and race shirts available before September 12.

Join the annual Run Stanley event at Stanley Park for a variety of trail races including a 5K K9 run and an accessible 1 mile stroll. Support local wildlife sanctuary maintenance while enjoying a community day in the park.

A 4-mile trail race through Irvington Woods on October 4, 2026, starting and finishing at the Irvington High School campus; rain or shine.

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.

Trail half marathon of 13.7 miles with 4,000 ft gain in the Hudson Highlands near Cold Spring NY on October 4 2026; a portion of proceeds support 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.

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