Trail Running Calendar Connecticut 2025-2026

The Centurion Ultra Trail Event, part of the Roosevelt Forest Ultras series, is set to take place in Stratford, Connecticut, featuring a challenging 100-mile race with a loop course of 2.5 miles. Participants can earn one of three unique buckles based on their completion times: Red for under 24 hour..

The Rails to Trails 5K is a scenic point-to-point race held in East Hampton, CT, as part of the Old Home Days celebration. The race begins at the Connecticut Draft Horse Rescue and features a route that includes a shaded stretch along the Air Line Trail. Participants can enjoy a water station along..

The 7-11 Slurpee Day Ultra 60k is a unique running event taking place in Vernon, CT, on July 11, 2025. Participants will cover a distance of 37.5 miles, primarily on roads, while making stops at various 7-11 locations along the route. This self-supported run encourages camaraderie and fun, with a so..

The Soapstone Assault is a challenging approximately 5-mile trail race held at Soapstone Mountain, featuring a unique course that requires participants to climb the mountain six times. This event is designed for those seeking a rigorous hill workout, as runners navigate steep, rocky, and potentially..

The People's Forest 7-Mile Trail Run, now in its 26th year, is a prominent event in the USATF/CT Mountain Ultra Trail series. Scheduled for August 2, 2025, in Barkhamsted, CT, this trail run offers participants a scenic and challenging course through the beautiful People's Forest. The event is open..

The Stonington Cross Country 5K is a running event scheduled for August 13, 2025, in Pawcatuck, Connecticut. This event features a 5K race along with a Children's 1/2 Mile, catering to young participants aged 10 and under. The race begins on the track at Stonington High School, followed by a scenic..

The Macedonia Trail Race, held in Macedonia Brook State Park, Kent, CT, offers a unique trail running experience with stunning single-track paths, challenging climbs, and breathtaking viewpoints. Now in its 7th year, the event features three race distances: 50K, 25K, and 12K, catering to various ski..

The Storybook Half Marathon is a friendly and inclusive running event taking place in Stratford, CT, on September 13, 2025. Participants can choose to run, jog, hike, or walk the scenic trail course, which features a mix of single and double track trails with some elevation. The event allows up to f..

The Angevine Farm Trail Festival, hosted by Steep Endurance, takes place in Warren, Connecticut, showcasing the region's scenic trails. This annual event features a variety of races, including an 8-hour challenge, a half marathon, and a 5K, with routes that traverse grassy fields, state forest trail..

The Cockaponsett Trails to a Cure is a running event taking place in Chester, Connecticut, featuring two trail races: a 4-mile and a 9-mile course through the scenic Cockaponsett State Forest. The course includes challenging terrain with roots, rocks, and hills, and is designed to accommodate runner..

The IronHike Endurance Series is a unique multi-day event taking place at Mohawk Mountain in Cornwall, CT, from October 2 to October 5, 2025. Participants can choose from various challenges, including individual and team formats, with distances ranging from 15 to over 152 miles, featuring significan..

The NipMuck Trail Marathon is a challenging 26.4-mile race held on the scenic Nipmuck Trail in Ashford, Connecticut. Participants can choose between the full marathon or a relay option, where two runners share the distance. The course features a mix of terrain, including rocks, roots, and mud, makin..

The Forbidden Forest 30 Hour Ultra Run is an exciting endurance event set in Stratford, CT, where participants can run, power-hike, or walk for up to 30 hours. This unique race allows entrants to cover distances of 26.2 miles, 50K, 50 miles, 100K, or 100 miles, with the goal of achieving the most mi..

The Mohawk Mountain Race, organized by Steep Endurance in collaboration with Mohawk Mountain Ski Area, offers a thrilling trail running experience set against the backdrop of stunning fall foliage. Participants can choose from various distances, including 5K, 10K, Half Marathon, and Marathon, with p..

The Bimblers Bluff 50K is an off-road foot race held in southern Connecticut, starting at Guilford Lakes School. The course features rolling forest roads and rocky single tracks, providing a challenging experience for runners. Unlike many similar events, participants do not complete the same loop mu..

The "8 Hours at the Farm" event, organized by Steep Endurance, takes place at Gurski Farm/Williams Park in Brookfield, CT. This trail running challenge features a scenic 4-mile loop with a mix of single track and rolling farm trails, fostering a vibrant community atmosphere among participants. Runne..

The Tarrywile Half Marathon, scheduled for November 16, 2025, is a challenging trail race set in Danbury, Connecticut. Known for its tough terrain, the course features significant elevation changes and technical single-track paths, offering stunning views of the surrounding area. Participants can ch..

The Tower Tag Challenge is an exciting trail running event held at Sleeping Giant State Park in Connecticut, known for its stunning views and diverse trails. Participants can choose between 4-hour and 8-hour options, racing up and down the Tower Trail, which ascends over 600 feet to the Observation..

The Frosty Forest 5K is an exciting trail running event taking place in Roosevelt Forest, Stratford, CT. Participants can run, jog, hike, or walk the 5K course while enjoying the beauty of nature and the festive holiday spirit. Costumes are encouraged, adding to the fun atmosphere.Awards will be giv..