Trail Running calendar near Williamstown 2025-2026

We have found 36 Trailruns within 80 miles of Williamstown. See below where and when you can find the races.

The Phunt 25K/50K Trail Race is an exciting running event taking place in Elkton, MD, featuring two challenging distances: 25K and 50K. Participants can enjoy a scenic trail course designed for both seasoned runners and newcomers. All finishers receive medals, and attendees at bib pick-up are awarde..

The Sierra Club - Lancaster Group Polar Bear 5K Trail Run/Hike is an exciting outdoor event scheduled for January 18, 2025, at Lancaster County Central Park. Participants can choose to either run or hike a scenic 5K trail, promoting environmental awareness and community engagement. The event welcome..

The Angela Ivory Memorial Runs is an annual running event held at Killen's Pond State Park in Felton, DE, featuring a 50K, 24-hour, and 100-mile race. The course consists of a 3.10-mile dirt loop that is relatively gentle and accessible for runners. This event emphasizes a self-supported, community-..

March 2025

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, PA. Participants can choose between 20-mile and 40-mile courses, focusing on the essence of trail running without the frills of expensive swag. The event emphasizes a good course, reliable aid stations..

The Looney Leprechaun Trail Races, taking place on March 1, 2025, in Newtown, PA, features a 10K Trail Race and a Half Marathon, both set in the scenic Tyler State Park. This annual event, now in its 12th year, is designed for trail runners and includes age group awards and a participant T-shirt for..

The Rancocas Valley Cross Country 5K Run/Walk is set to take place at the RVRHS Sports Complex in Eastampton Township, NJ. This inaugural event welcomes participants of all ages and aims to support the RVRHS Cross Country Team for the upcoming 2025 season. Participants will receive a complimentary t..

The Big Woods Half Marathon is set to take place in Elverson, Pennsylvania, on March 15, 2025. This challenging race features a course with over 2,000 feet of elevation gain, navigating through the rugged trails of French Creek State Park. Participants can expect a technical and rocky terrain, offer..

The Shamrock Shenanigans is an exciting running event taking place in Douglassville, PA, featuring various ultra-distance challenges. Participants can choose from 5-hour and 10-hour races, as well as options without swag. The course consists of loops around a packed gravel trail, each approximately ..

The HAT Run 50K is an exciting trail running event taking place in Havre de Grace, MD. Scheduled for March 22, 2025, this challenging race features a course that combines single-track trails, open fields, dirt roads, and some paved sections, with a total elevation gain of nearly 4,400 feet. Particip..

April 2025

Ultra Trail DE is an exciting 10-hour trail running event set in Wilmington, Delaware, featuring a challenging ~6-mile loop with approximately 700 feet of elevation gain per lap. Participants can choose to run for a specific distance or continue for the entire duration. The course, located on privat..

The Rockland Rad Run Trail Fest is an exciting running event taking place on April 6, 2025, at Forever Farm in Mertztown, PA. Participants can choose from three distances: a 5k, 10k, or half marathon, all set against the backdrop of Pennsylvania's rugged terrain. The event promises a festive atmosph..

The Philadelphia Trail Marathon, set in the scenic Wissahickon Valley Park, offers runners a unique opportunity to experience over 50 miles of beautiful trails. Participants can choose between a full marathon (26.2 miles) and a half marathon (13.1 miles), both designed to celebrate the natural beaut..

The Schuylkill River 50k Relay & Ultra Marathon is a trail-based running event taking place in Mont Clare, PA. Participants can choose from various formats, including a solo 50k run, a 3-person relay, a 6-person relay, or a virtual/remote run. The course features a flat, paved trail that extends to ..

May 2025

The Trails To the Sky 50k/10k is an exciting trail running event scheduled for May 3, 2025, at Voorhees State Park in Glen Gardner, NJ. Participants can choose between a 50k or a 10k course, featuring scenic trails with significant elevation gains of approximately 4500ft for the 50k and 900ft for th..

The Green Traill 5K is an annual running event taking place in Easton, PA, designed to promote community engagement and support for the local greenspace. Scheduled for May 4, 2025, the event features a 5K run, a 2-mile untimed walk, and a Kids Fun Run. Participants can enjoy race medals, T-shirts (f..

The Dirty German Endurance Fest is an urban ultramarathon held in Philadelphia's Pennypack Park, featuring a scenic course along Pennypack Creek. The event offers three race distances: 25K, 50K, and 50 miles, attracting over 600 runners each year. The course is designed to be accessible for trail ru..

The Dawn To Dusk To Dawn Track Ultras is an exciting running event taking place in Sharon Hill, Pennsylvania. Scheduled for May 10-11, 2025, the event features multiple race options, including a 24-Hour Run, a 12-Hour Run, a 50K Run, and a Virtual 50K Run. Participants can also contribute through do..

The Race4Warriors Half Marathon, along with 5K and 10K challenges, is set to take place on May 10, 2025, in Lewes, Delaware. This event aims to support Wounded Warriors and homeless veterans while fostering connections between military and civilian communities. Participants can choose from various f..

The Conestoga Crusher 10K Trail Race, along with the Conestoga Cruiser 5K and the Kids Trail Race, will take place on May 17, 2025, at Kelly's Run Nature Preserve in Holtwood, PA. This event offers a challenging 10K course featuring steep climbs, creek crossings, and stunning views from the Pinnacle..

The Screamin' Hill Scramble 5K is an exciting running event taking place at Screamin' Hill Brewery in Cream Ridge, NJ. This annual race features a scenic 5K course that winds through the brewery's grounds, where the ingredients for their craft beer are grown. Participants can enjoy a chip-timed race..