Eastern States 100

The Slate Run Trail Race, held annually in Slate Run, Pennsylvania, offers a challenging 25K and Half Marathon through the rugged Tiadaghton State Forest. The course traverses the Algerine Wild Area and Red Run sections of the Black Forest Trail, featuring technical single-track trails, stream cross..

Smith's Knob Scramble is an 8-mile trail race held in Montoursville, Pennsylvania, featuring a challenging course along the Loyalsock Trail that ascends the steep Smith's Knob. The event also offers a new 4.5-mile "Half Scramble" loop, designed for beginners or those preferring a shorter distance, w..

The Sproul 10K is an annual trail running event held in Hyner, Pennsylvania, within the scenic Sproul State Forest. Known as one of the toughest 10K races in Pennsylvania, the course features a challenging 3-mile uphill climb to the summit of McCloskey Mountain, followed by a fast 3.7-mile descent...

The Little Loggers Trail Fest is a free trail running event for children aged 12 and under, held in North Bend, Pennsylvania. The course is approximately 2.75 miles long, featuring a few small hills and possibly a stream crossing, providing a fun yet manageable challenge for young runners. The trail..

The Hyner Half is a challenging 14-mile trail race held at Hyner Run State Park in Pennsylvania's Sproul State Forest, part of the scenic PA Wilds. The course features rugged single-track trails with approximately 3,000 feet of elevation gain, designed for runners and speed hikers only, with a stric..

The Boulder Beast is a challenging trail running event held annually in Lock Haven, Pennsylvania, on Bald Eagle Mountain. The 2025 race marks its 10th year and features a grueling 24-mile course with approximately 6,000 feet of vertical gain, traversing rugged trails such as Goat Path, Lightning Rid..