Trail Running calendar near South Williamsport 2025-2026

We have found 52 Trailruns within 80 miles of South Williamsport. See below where and when you can find the races.

The Red Barn Challenge is an annual running event held at Marzella Farm in Lykens, PA, featuring 24-hour, 12-hour, and 6-hour races. This unique event takes place on a scenic one-mile loop, primarily on grass and mulch, with a total elevation gain of about 70 feet per mile. Participants can enjoy a..

The Black Forest Ultra is a challenging 100K trail running event set in the picturesque yet rugged terrain of the Pennsylvania Wilds. Known for its demanding course, participants face over 13,400 feet of elevation gain, with steep climbs and stunning views of diverse forest landscapes, especially vi..

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 Think Big Trail Challenge is a running event taking place in South Williamsport, PA, featuring 5K and 10K courses that showcase the area's natural beauty. The 5K route includes a mix of gravel roads and scenic trails, while the 10K extends further with a challenging ascent and stunning vistas. T..

The Green Monster Trail Challenge is an exciting trail running event held in the scenic Tioga State Forest in Wellsboro, PA. Participants can choose from three challenging distances: 15K, 25K, and a grueling 50K, each featuring significant elevation gains and diverse terrain. This event caters to bo..

The Sinnemahone Ultra Trail Run is an exciting trail running event held in Emporium, Pennsylvania, featuring multiple distance options: a 50k ultra, a 26k trail run, a 12k trail run, and a 50k relay team. Participants will experience a mix of rail/trail running and dirt road running through the scen..

The Little Pine 5 Miler is a beginner-friendly trail race taking place in Little Pine State Park, Waterville, PA. Scheduled for October 18, 2025, this event welcomes runners, hikers, and walkers of all ages and skill levels. The race features a loop on the scenic Lakeshore Trail, with a distance sli..

The Call of the Wilds Mountain Fest is an exciting trail running event scheduled for October 19, 2025, in Waterville, PA. Participants can choose between two challenging courses: a 25K and a 50K, both featuring stunning fall foliage and demanding terrain. The courses utilize popular trails such as M..

The Camp Lackawanna Trail Challenge is an exciting running event taking place in Tunkhannock, PA, featuring both 12-hour and 6-hour race options. Participants will navigate scenic trails, making it a perfect challenge for both seasoned runners and newcomers. The event encourages outdoor activity and..

The Tussey Mountainback 50 Mile Ultra is a challenging ultramarathon held in Boalsburg, Pennsylvania, within Rothrock State Forest. The event features a scenic, mostly unpaved 50-mile loop with significant elevation gain, attracting endurance runners from around the world. Participants can compete i..

November 2025

The View Trail Race, taking place on November 2, 2025, in Hyner, PA, offers runners a chance to experience the scenic trails of the Hyner Challenge. Participants can choose between a 25K and a 15K option, with the 25K course modified to bypass Johnson Run while still providing a challenging experien..

December 2025

Naked Nick is a trail running event taking place in Leesport, PA, featuring two distances: a 25K and a 50K. The race course runs along the scenic trails of Blue Marsh Lake, offering a mix of single track and gravel roads. Participants can expect a friendly atmosphere with awards for the top finisher..