Trail Running calendar near Williamstown 2025-2026

The 23rd Dewey Beach Patrol 5k is part of the Ten Sisters of Dewey Beach Road Race Series, taking place on June 22, 2025, at North Beach Restaurant in Dewey Beach, Delaware. This event features a USATF certified out-and-back course through residential neighborhoods, catering to both competitive walk..

The Quadzilla 15K Trail Race, set in Schnecksville, PA, is known as Lehigh Valley's toughest trail race. The course features a diverse landscape, including rolling hills, water crossings, and single-track trails, providing a challenging experience for participants. Open to ages 13 and up, the race e..

The Murderkill Ultramarathon is an exciting running event held at Killen's Pond State Park in Felton, Delaware. Participants can choose from three race options: a 50-mile, a 50K, or a 12-hour challenge, all set on a scenic 3.1-mile dirt loop trail. The course features a mix of shaded paths and gentl..

The Run the Vineyards Bohemia Manor Farm 8K is an exciting running event set in the picturesque Bohemia Manor Farm in Chesapeake City, MD. Participants can choose between a scenic 8K trail run and a 5K run, both featuring beautiful views of vineyards and the Bohemia River. The event includes chip-ti..

The MCW Westfield Ultra is an endurance race held at Tamaques Park in Westfield, NJ, on August 2, 2025. Participants can choose from 3, 6, 9, 12, or 24-hour events, aiming to complete as many laps as possible around a 0.8-mile course that features pavement and gravel paths. The event fosters a suppo..

Loopy Looper is an ultra running event held at Cooper River Park in Pennsauken, New Jersey, featuring a fast and mostly flat 3.75-mile paved loop with scenic views of the Philadelphia skyline and river. The race offers multiple distances including 12-hour, 24-hour, and a 101.25-mile ultra, as well a..

The 5K Run for Thorncroft is an exciting event scheduled for August 28, 2025, in Malvern, PA. Participants can choose from several activities, including a 5K Trail Run, a 5K Walk, and a One-Mile Move-As-You-Please. The event is designed to be inclusive, welcoming dogs to join in the fun. After the r..

The Barn-B-Q Trail Festival is a unique outdoor celebration held at the restored Masker's Barn in Berkeley Heights, NJ. This event combines trail running and hiking with a lively barn party featuring BBQ, beer, wine, and various activities. Participants can enjoy self-guided trail tours, lawn games,..

The Mountain Lakes Trail Run & Walk is an annual event held at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ, benefiting the Friends of Princeton Open Space. Participants can choose between a 5K+ trail run and a 3K walk, featuring a mix of paved trails and natural terrain. The ev..

The Run the Vineyards - White Horse 10K/5K is an annual running event taking place at White Horse Winery in Hammonton, NJ. Scheduled for September 14, 2025, the event features a scenic 10K and 5K race, along with a 1-mile walk. Participants can enjoy a flat course through vineyards and country roads..

The Cancer Warriors 5k is an annual running event dedicated to raising funds and awareness for cancer research. Scheduled for September 20, 2025, this event has successfully raised over $38,000 to support those affected by cancer. Participants can register as runners or "ghost runners," allowing ind..

Ultra Trail DE is a 10-hour trail running event held at 2900 Montchanin Road in Wilmington, Delaware. The race features a roughly 6-mile loop with about 700 feet of elevation gain per lap, set on private scenic trails that include creek crossings, singletrack, rolling hills, and unique landmarks lik..

The Bear Trail Half Marathon & 10K takes place at Lums Pond State Park in Bear, Delaware, featuring a scenic course that incorporates the Little Jersey and Swamp Forest trails. The event is designed for runners of all levels, offering a mix of single track and wide trails with relatively flat elevat..

The Conestoga Trail Run - 10 Tough Miles is a challenging trail race held in Holtwood, Pennsylvania, known for its rugged terrain and scenic views. Celebrating over 30 years, this event features a hilly course with rocky paths and stream crossings, making it suitable for experienced trail runners ag..

Run-a-Muck is an annual 5K running and cross-country walking event held in the scenic Willistown countryside, supporting local land preservation. Participants can choose to run or "muck" (walk) over diverse terrain, making it suitable for various fitness levels. The event features a festive atmosphe..

Blackout is a nighttime 10K trail race held in Emmaus, PA, organized by The Running Kind. The event takes place on rugged, mountainous terrain in South Mountain, featuring over 1,000 feet of elevation gain. Runners can participate in a "Lights On" edition, starting at 5:00 PM before darkness falls,..

The Blues Cruise is a 50K Trail Ultramarathon celebrating its 20th anniversary, set to take place around Blue Marsh Lake near Reading, PA. The course features a diverse terrain, including rolling hills and a notable climb, with a strict 9-hour time limit, making it accessible for newer trail runners..

The Hainesport Endurance Run is a unique running event held at Hainesport Township Municipal Park, featuring multiple endurance challenges including 48-hour, 24-hour, 12-hour, and 100-mile races. Participants can run, walk, or crawl as many loops as possible on a certified flat paved path. The event..

BadgerPalooza is an ultra marathon event hosted by the Williamstown Badger at Autumn Lake Winery in Williamstown, New Jersey. Participants can choose from various race formats, including a 24-hour run, 12-hour run, and 6-hour run, with options for relay teams. The main event consists of running a 5K..

The MuleSkinner Endurance Races, set for October 18, 2025, in Upper Black Eddy, PA, features a variety of distances including a 50 Miler, 50K, Marathon, and Half Marathon. The course offers stunning views along the towpath, with modifications made for safety and accessibility. Participants can expec..