Trail Running calendar near Harrisburg 2025-2026

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 Blood, Sweat & Tears Run - Mount Gretna, PA will take place in Mount Gretna on Saturday 13 September 2025. You can run between 5 and 10 miles.

The Dam Half is a challenging half marathon trail race held in the scenic forests of central Pennsylvania. Designed for both experienced runners and adventurous hikers, the course spans 13 miles and features a mix of single and double track trails, fire roads, and various natural obstacles such as r..

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..

The Tröegs Rugged Trail 5k Run for Conservation will take place in Millersburg on Saturday 20 September 2025.

The Boulder Beast is an exciting trail running event taking place in Lock Haven, PA, featuring a challenging 24-mile course with approximately 6,000 feet of vertical gain, as well as a 25K option for those seeking a shorter distance. Participants will navigate through diverse and rugged terrain, inc..

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..

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..

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 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 Lehigh Gap Nature Center 10k is an annual trail running event held in Slatington, Pennsylvania. The race features a challenging loop course that showcases the natural beauty of the Nature Center, including trails along the Lehigh River, fern-lined paths, and technical single tracks. Participants..

The Rick O'Donnell Memorial 5 Mile Trail Run and Ultra Challenge is an annual event held in Mount Airy, Maryland, organized by the Frederick Steeplechasers Running Club. Taking place on October 12, 2025, it features three challenging race options: a 5-mile trail run, a 4-hour challenge, and an 8-hou..

The Little Pine 5 Miler is a beginner-friendly trail race held at Little Pine State Park in Waterville, PA, on October 18, 2025. Organized by PA Trail Dogs and Revibe Gear, the event features a scenic loop on the Lakeshore Trail, approximately five miles long, suitable for runners, hikers, and walke..

The Delaware Trail Fest is an exciting running event taking place at Lums Pond State Park in Bear, Delaware, on October 18, 2025. This festival celebrates the beauty of Delaware's trails and offers various race options, including a 12 KM trail, a 24 KM trail, a 12-hour Lone Wolf challenge, and a 12-..

The Call of the Wilds Mountain Fest is a challenging trail running event held in Waterville, Pennsylvania, on October 19, 2025. It features two race distances: a 50K and a 25K, both known for their demanding courses with significant elevation gains—over 8,000 feet for the 50K and 5,000 feet for the..

The Patapsco Valley 50K is an annual ultramarathon held in Baltimore, Maryland, at Patapsco Valley State Park. The event features a scenic, well-marked trail course with options for 50K and 25K distances, including virtual categories. Runners receive high-quality event shirts, finisher awards, and e..

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..

The Schaeffer Half Marathon and 10K Trail Run, organized by EX2 Adventures, takes place at Button Farm in Germantown, Maryland. The course features twisty singletrack trails and open farm fields, offering a scenic and challenging experience for runners. The half marathon covers approximately 13.3 mi..