Trail Running calendar near Berlin 2025-2026

We have found 84 Trailruns within 80 miles of Berlin. See below where and when you can find the races.

The Pocantico Hills Marathon, held in Sleepy Hollow, NY, offers both marathon and half marathon distances through Rockefeller State Park. The single-loop courses feature rolling hills with scenic views of the Hudson River and Palisades, passing fields, stone walls, bridges, lakes, streams, forests,..

The Upton Half Marathon Trail Race, held in Upton State Forest, Massachusetts, offers a challenging and scenic trail running experience. Participants can choose between a 10.5K or a half marathon distance, with the half marathon consisting of two laps of a 6.5-mile course featuring technical, hilly..

The Raven Rocks 10k Trail Run is an annual challenging trail race held at Ward Pound Ridge Reservation in Cross River, NY. The course features rugged terrain with rocky climbs, ridgeline trails, hilly meadows, and ravines, ascending to the park's two highest points: Raven Rocks Overlook and the Fire..

The Centerville Bank Thompson Turkey Trot is an annual event held at the West Thompson Dam Overlook Shelter in Thompson, Connecticut. It features a 5K timed trail run, a 3K untimed walk called the "Wobble" where dogs on leashes are welcome, and a free kids' fun run for children 12 and under. The eve..

The NSRF Long Island Turkey Trail Trot 5K is an annual family-friendly run/walk held at Bethpage State Park in Bethpage, NY. The course starts on a grassy polo field and winds through scenic, mostly flat, beginner-friendly trails with a true cross-country feel. Participants enjoy post-race refreshme..

The Li'l Rhody Runaround Trail Run will take place in Charlestown on Sunday 16 November 2025. You can run between 4 and 8 miles.

The Tarrywile Half Marathon, held at Tarrywile Park in Danbury, Connecticut, is a challenging trail race known for its significant elevation gain of nearly 3,000 feet and technical Northeast single-track terrain. The course offers stunning views of Danbury and the park's tranquil lakes. The event fe..

The Fall Fling will take place in Southington on Saturday 22 November 2025. You can run between 4 and 6 kilometers.

The Roxbury Thanksgiving Day Charity Race is a 5K event held annually in Roxbury, Connecticut. Scheduled for Thanksgiving Day, November 27, 2025, the race takes place at the Everett B. Hurlburt Community Park located at 18 Apple Lane.Participants run a 3.1-mile course, offering a community-focused a..

The 2025 Never Stop Running Foundation Leftover Turkey Trot 5K is a festive run/walk event held at Bethpage State Park in Bethpage, New York. Participants enjoy a scenic course starting on a grassy polo field and winding through mostly flat, beginner-friendly soft trails with a true cross-country fe..

Rob's Trail Run Edition is a trail running event held in Woodbury, New York, at Stillwell Woods Preserve. Scheduled for November 30, 2025, the event features two main races: a 5K Adult Trail Run for participants aged 19 and older, and a 5K High School or Youth Trail Run for those 18 and under. The c..

The Never Stop Running Foundation 50/50 Turkey Trot 5K is a trail run held at Belmont Lake State Park in West Babylon, NY. This fun and challenging 5K event emphasizes community and excitement over competition, offering no traditional awards or swag but a unique raffle where 50% of net proceeds are..

December 2025

The Tower Tag Challenge is a trail running event held at Sleeping Giant State Park in Hamden, Connecticut, known for its scenic views and historic Observation Tower. Participants run repeated loops of the Tower Trail, a 3.3 to 3.4-mile out-and-back course that ascends over 600 feet along a smooth ca..

The Frosty Forest 5K is a trail running event held in Roosevelt Forest, Stratford, Connecticut. This 5-kilometer race offers participants a chance to escape the roads and enjoy a scenic course through nature. Runners, joggers, hikers, and walkers are all welcome, with a requirement of some trail exp..

March 2026

The Sleeping Giant Trail Runs, held at Sleeping Giant State Park in Hamden, Connecticut, is a challenging trail running event known as one of the toughest in the Northeast. The race offers two distances: a 25K loop featuring over 3,000 feet of vertical gain, and a 50K option consisting of two loops...

April 2026

Run Across CT is an ultramarathon event featuring a 123-mile point-to-point course across Connecticut, starting in East Thompson and finishing at the Wakeman Boys & Girls Club in Southport. The route traverses 25 towns and combines approximately 57 miles of well-maintained trails with scenic backroa..

Big Bear Squatch North is a challenging trail running event held at Harriman State Park in Bear Mountain, New York. Featuring a half marathon and 10K races, including a new rucking division with lightweight (15 lbs) and heavyweight (30 lbs) pack categories, the event showcases rugged, technical moun..

The John Jay Community Trail Race, held in Cross River, NY, is a competitive 5k run on the newly developed John Jay Community Cross Country Trail. The course begins on the lower fields of the John Jay Campus, quickly entering challenging, hilly wooded trails near the middle and high schools, and fin..

Leatherman's Loop is a popular 10K trail race held annually in the spring at Ward Pound Ridge Reservation in Cross River, New York. The event attracts runners aged 7 to 107 and features a scenic course through natural trails. Due to high demand, entry is determined by a lottery system.The registrati..

The Jack Bristol Lake Waramaug Ultra Races, held in Kent, Connecticut, is a historic ultra running event celebrating its 52nd anniversary in 2026. It features three race distances: 100K, 50 miles, and 50K, all conducted on primarily flat, rolling loops around scenic Lake Waramaug on paved roads. The..