Trail Running calendar near Guilford 2025-2026

The Running Wild at Wildwood is a 2.5-mile trail run/walk held at Wildwood State Park, located at 790 Hulse Landing Road in Wading River, NY. This scenic trail event welcomes participants rain or shine, offering a nature-filled running experience. Runners can register in advance to receive personali..

The Interstate 17 - Closter, NJ will take place in Closter on Sunday 10 August 2025. You can run 17 miles.

The Tappen Brook 5K, held in Bridgewater, Connecticut, is an annual trail running event hosted by the Bridgewater Land Trust and the Bridgewater Recreation Commission. Set in the scenic Bridgewater Town Park, the course features newly developed trails winding through forested woodlands with gentle h..

The Stonington Cross Country 5K is a free running event held at Stonington High School in Pawcatuck, Connecticut. The course begins with a loop on the school track, followed by a half-mile run on quiet, dead-end streets within the campus. Runners then transition to a mix of single- and double-track..

The Fabulous Fahnestock Trail Races take place in Fahnestock State Park near Cold Spring, NY, offering distances of 50K, 25K, and a 5.5-mile race. The course features a mix of runnable dirt roads and technical single-track trails, with scenic views including lakes, ponds, and old rail beds. Runners..

The Shenipsit Striders 50th Fatass is a celebratory running event held at Crandall's Park Pavilion in Tolland, Connecticut. Marking the club's 50th anniversary, the event features an 8-hour window where participants run multiple 5K loops on a trail course starting and finishing at the pavilion. Runn..

The Midstate Massive Course Preview is a pre-race recon run held in Spencer, Massachusetts, offering runners a chance to explore a 13.1-mile section of the Midstate Trail used in both the 50-mile and 100-mile races. The run covers the trail segment between Aid Stations 6 and 8, providing participant..

The Hook Mountain Ultra is a challenging 51.7-mile trail run held in Upper Nyack, New York, featuring 10,928 feet of elevation gain. The course includes one 5.7-mile small loop followed by four 11.5-mile big loops, all starting and finishing at Nyack Beach State Park. Runners begin with a steep 1.6-..

The Dirty Dozen 50K is a challenging ultramarathon held in Forest Park, Queens, New York City. The race features a 2.5-mile loop along the scenic Orange Trail, completed 12 times for a total of 50 kilometers. Each loop includes 300 feet of elevation gain, making the course deceptively tough with rol..

The Jug End Loop Ultra is a 6-hour ultra running event held at Jug End State Reservation in Egremont, Massachusetts. Participants run multiple laps of a scenic 4.2-mile course featuring woods, fields, and an apple orchard, with a challenging elevation change of 830 feet per lap. The course includes..

The Old Goat Track Club XC Classic is a 5K cross-country race held at Water's Farm in Sutton, Massachusetts. Scheduled for August 24, 2025, it features separate Women's and Men's Open 5K races. The event serves as the first race in the USATF New England XC Grand Prix series and is part of the USATF..

Raptor Ridge Presented by Peace, Love, Trails is a challenging 6.5-mile trail race held at the Westmoreland Sanctuary in Mount Kisco, New York. The course winds through the 669-acre nature preserve, which features 8.5 miles of hiking trails across three towns. The race starts and finishes at the Fox..

The Cross-Connecticut Run for Mental Health Awareness is a unique 56-mile group running event held annually in Connecticut, following the scenic and flat Farmington Canal Heritage Trail from West Suffield to New Haven. This non-competitive challenge supports Mental Health Connecticut through fundrai..

The Wicked Mudder will take place in Southwick on Sunday 7 September 2025. You can run between 5 and 5 kilometers.

The Macedonia Trail Race, held in Macedonia Brook State Park in Kent, Connecticut, offers a unique trail running experience with lush singletrack trails, challenging climbs and descents, and stunning viewpoints including Cobble Mountain, where runners can see the Catskill Mountains on clear days. No..

The Pawling 24 Hour Trail Running Festival, held in Pawling, NY at Lakeside Park, offers runners a challenging and festive endurance experience. Participants can choose from 3, 6, 12 (including a night start), or 24-hour timed races on a 1.68-mile loop course featuring pavement, grass, and single-tr..

The Storybook Half Marathon is a scenic 13.1-mile trail race held in Roosevelt Forest, Stratford, Connecticut. The course consists of eight loops on a 1.64-mile wooded trail featuring singletrack and doubletrack paths with roots, rocks, and gentle hills, offering a charming yet moderately challengin..

Run for the Hills is an annual 5K trail run and walk held at the Oswegatchie Hills Nature Preserve in Niantic, Connecticut. The event features a scenic course that runs by Clark Pond and around the perimeter of the preserve, offering participants beautiful coastal forest views across more than 450 a..

The Wahaneeta Trail Run is a 5K trail race held in Westerly, Rhode Island, located on Moorhouse Road. Scheduled for September 13, 2025, it is the first event in the WTAC Fall Trail Race Series, which includes four races with a discount for registering in multiple events. This race embraces an "old s..

The PCS Harvest Hustle 5K & Kids Run is a community-focused event held at Pomfret Rec Park in Pomfret Center, Connecticut. It features a 5K trail run and a kids' fun run of half a mile, supporting the Pomfret Community School Parent Teacher Organization. The PTO uses funds raised to enhance educatio..