Trail Running calendar near Millersburg 2025-2026

The Treaster Kettle Test-Your-Mettle is a 10.6-mile running event taking place in Boalsburg, PA, as part of the Tussey Mountainback series. The course features an out-and-back route on leg 11 of the Tussey Mountainback 50-mile course, with water stations available along the way. This event supports..

The Smith's Knob Scramble is an 8-mile trail race held in Montoursville, PA, featuring a challenging course along the Loyalsock trail over Smith's Knob. This event is part of the Rocksylvania races in the Slate Division and includes awards for overall winners and age group categories. Limited to 200..

Smith’s Challenge Trail Run, organized by the Lancaster Road Runners Club, celebrates its 36th anniversary in 2025 as the oldest trail race in Central Pennsylvania. Held in Lancaster County Central Park, the event features 5-mile and 10-mile trail races that traverse challenging courses with trails,..

The Run For the Ages 10K Trail Chase, organized by the Pagoda Pacers Athletic Club, is a unique trail running event set in the scenic Nolde Forest, Reading, PA. This race features an age-graded start, allowing participants of all ages to compete on a level playing field, with older and younger runne..

The Sproul 10K is an annual trail running event held in the scenic Sproul State Forest, known for its challenging terrain and breathtaking views. Scheduled for June 21, 2025, this race features a demanding course that includes a steep 3-mile uphill climb to McCloskey Mountain, followed by a thrillin..

The Little Loggers Trail Fest is a free outdoor event designed to introduce children aged 12 and under to trail running. Held in North Bend, PA, the event features a 2.75-mile course with small hills and a possible stream crossing, supervised by volunteers and equipped with an aid station. Parents c..

The Eager Seeger Half Marathon is a challenging 13.6-mile race set in the scenic Alan Seeger Natural Area in Boalsburg, PA. This event is part of the Tussey Teaser Series and features a demanding course that includes a significant elevation gain of over 1300 feet in the first four miles, followed by..

On The Rocks Trail Runs is an exciting trail running event taking place at Rocky Ridge County Park in York, PA, featuring multiple race distances: 50K, 33.3K, 16.7K, and 10K. The course is characterized by rolling hills, rocky terrain, and tree roots, providing a challenging experience for participa..

The Ironstone 100K Ultra is a challenging ultramarathon set in the scenic Allegheny Mountains, starting at Canoe Creek State Park and finishing at Greenwood Furnace State Park. This point-to-point race features a mix of technical terrain, including ridge running atop Tussey Mountain and sections alo..

The Sweet Air Trail Race, organized by the Baltimore Road Runners Club, is a thrilling 7-mile race set in Gunpowder State Park. This event features a diverse course that includes rolling hills, fast sections, and water crossings, providing an adventurous experience for participants. The race will cr..

The Blue Mountain Trail Run is a scenic 10K race set in the picturesque Poconos, specifically at the Blue Mountain Ski Resort. This event offers participants a unique opportunity to explore pristine singletrack trails that are typically inaccessible for obstacle courses, making it a favorite among t..

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 Eastern States 100 is a challenging 103-mile trail race set in the scenic Pennsylvania Wilds, specifically around the Pine Creek watershed. This event features a demanding course with over 20,000 feet of elevation gain, showcasing some of the most rugged and beautiful trails in the region, inclu..

The Slopeside Slumber Party is a nighttime trail running event held at Roundtop Mountain Resort in Lewisberry, PA, on August 16, 2025. Participants can choose between a main race, offering three hours to complete as many loops as they can on a challenging 1.5-mile course with 600 feet of elevation g..

The Hyner Half is a challenging 14-mile trail race set in the scenic Sproul State Forest, Pennsylvania, taking place on August 23, 2025. This event is designed for runners and speed hikers, featuring rugged single-track trails with a strict 4.5-hour time limit. Participants must qualify by listing p..

The Hellbender 5k & Half Marathon is an exciting running event scheduled for August 24, 2025, in Bear Gap, Pennsylvania. Participants can choose between a half marathon and a 5k race, both of which feature scenic out-and-back courses through the picturesque Weiser State Forest. The event aims to pro..

The Smallfoot Trail Fest will take place in Mifflinburg on Saturday 6 September 2025. You can run 3 miles.

Trails 4 Tails is an exciting running event taking place at Codorus State Park in Hanover, PA, featuring a 40 Mile Ultra, a 40 Mile Relay, and a 25K+ race. The course consists of a scenic 5.72-mile loop that includes single track trails and beautiful shoreline views around Lake Marburg. Participants..

The 13th annual Blood, Sweat & Tears Run in Mount Gretna, PA, promises to be an exciting event featuring three scenic courses along the Lebanon Valley Rails to Trails. This timed event ensures safety with police support and volunteers. Participants can look forward to post-run festivities, including..

The Boulder Field 100 is a challenging running event taking place in Hickory Run State Park, Jim Thorpe, PA. Organized by Uberendurancesports, it features three race distances: a 100K ultra run, a 50K ultra run and mega hike, and an 18-mile run/hike. The course includes a rugged terrain with an esti..