Trail Running Calendar Connecticut 2025-2026

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 annually in Macedonia Brook State Park in Kent, Connecticut, offers trail runners a unique and challenging experience with its lush forest trails, technical singletrack, and stunning viewpoints including Cobble Mountain, where runners can see the Catskill Mountains on..

Run for the Hills is an annual 5K trail run and walk held at the Oswegatchie Hills Nature Preserve in Niantic, CT. This event invites participants to enjoy a scenic route around Clark Pond and through the beautiful coastal forests of the preserve. Proceeds from the race support the maintenance and c..

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 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 Angevine Farm Trail Festival in Warren, Connecticut, offers a scenic and challenging trail running experience set amidst farmland, state forest trails, and seldom-used single track. The event features multiple races, including a half marathon, 8-hour endurance race on a farm loop, and a 5K canic..

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, organized by the Shenipsit Striders, is a challenging 26.4-mile trail race held in Ashford, Connecticut. The course follows a rugged segment of the Nipmuck Trail, featuring rocks, roots, mud, and wood bridges, offering a demanding experience for trail runners. Participant..

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 ultra run offers various distance options, including 26.2M, 50K, 50M, 100K, and 100 miles, allowing runners to challenge themselves at..

The Mohawk Mountain Race, organized by Steep Endurance, takes place at Mohawk Mountain Ski Area in Cornwall, CT. This challenging trail event features multiple race options, including a 5K, 10K, Half Marathon, and Marathon, with courses that incorporate the ski mountain's steep ascents and descents,..

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..

"8 Hours at the Farm" is a trail running event held at Gurski Farm/Williams Park in Brookfield, CT. Participants can choose between an 8-hour race, a 4-hour race, or a 4-mile race, all on a scenic, rolling course featuring single track and farm trails. The event fosters a community atmosphere, with..

The Tarrywile Half Marathon is a challenging trail race set in Tarrywile Park, Danbury, CT, featuring nearly 3,000 feet of elevation and technical Northeast single-track terrain. Participants can choose from a 10K, Half Marathon, or Marathon, with the course offering scenic views of Danbury and tran..

The Fall Fling 400 is an annual trail running event organized by the CT Trailmixers, featuring a unique 400-minute race where participants can complete as many loops as they wish on a two-mile course. Additionally, a 4-mile option is available, consisting of two laps of the same course. The event pr..

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..

The Sleeping Giant Trail Runs is a challenging new race set in one of Connecticut's iconic parks, known for its diverse trails. Participants can choose between a 25K and a 50K course, both featuring over 3,000 feet of elevation gain. The event showcases a mix of smooth carriage roads and technical,..