Trail Running calendar near Millersburg 2025-2026

We have found 45 Trailruns within 80 miles of Millersburg. See below where and when you can find the races.

The Quadzilla 15K Trail Race, held in Schnecksville, Pennsylvania, is known as Lehigh Valley's toughest trail race. The challenging 15-kilometer course features rolling hills, water crossings, open fields, single-track woodland trails, and jeep roads, offering scenic vistas reminiscent of the wester..

August 2025

The Farm Fresh 5K & Kids Fun Run is an annual running event held at Miller Plant Farm, a working Century Farm located in York, Pennsylvania. The race features a rugged, all-terrain 5K course that includes paved and stone surfaces, grassy farm areas, and wooded trails, offering scenic views of the Le..

The RunPA Trail Jamboree is a family-friendly trail running event held at Camp Mack in Newmanstown, Pennsylvania. Scheduled for August 2-3, 2025, it features multiple endurance races including 12-hour, 6-hour, and 3-hour timed runs on a 3.4-mile loop course of single and double track trails with var..

The Eastern States 100 is a challenging 103-mile single-loop trail race held in the remote Pennsylvania Wilds region, circumnavigating the scenic Pine Creek watershed. The course features 20,000+ feet of elevation gain across rugged terrain, including portions of renowned trails like the Mid State T..

The Slopeside Slumber Party is a unique nighttime running event held at Roundtop Mountain Resort in Lewisberry, PA. Participants tackle a challenging ~1.5-mile loop featuring 600 feet of elevation gain, including a steep climb to York County's highest point and a thrilling, fully lit descent. The co..

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. Featuring rugged single-track trails with approximately 3,000 feet of elevation gain, the course is designed for runners and speed-hikers only, with a s..

The Hellbender 5k & Half Marathon is held annually in Bear Gap, Pennsylvania, within the scenic Weiser State Forest's Roaring Creek Tract. The event features both a half marathon and a 5k race, each following fast, flat, out-and-back courses along reservoir lakes and forest roads in this 9,000-acre..

The Dandelion Run is an entry-level trail race held at Camp Mt. Luther in Mifflinburg, Pennsylvania. Scheduled for August 30, 2025, it offers both 5K and 10K distances, with the 10K being a double loop of the 5K course.The trail is marked with mile indicators and includes one water stop. Electronic..

September 2025

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

The Sasquatch Preservation Trail Run is a trail running event held in Seven Valleys, Pennsylvania, featuring 5K and 10K race distances. Scheduled for September 6, 2025, the event offers participants a chance to run through scenic trails in a natural setting. While specific course details and atmosph..

The Knight Ruck at Gov. Dick will take place in Mount Gretna on Friday 12 September 2025. You can run between 4 and 8 miles.

Trails 4 Tails in Hanover, PA, is a trail running event held at scenic Codorus State Park, featuring a 5.72-mile loop course around Lake Marburg with single track trails and shoreline views. The event offers three race options: a 40 Mile Ultra (7 loops, ~4,200' elevation gain), a 40 Mile Relay (team..

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 trail running event held at Hickory Run State Park in Jim Thorpe, Pennsylvania. It offers three distances: 100K, 50K, and an 18-mile run/hike. The course features a figure-8 shaped 50K loop, with 100K participants running the loop twice.Runners encounter a mix..

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 fundraising event held in Bel Air, Maryland, along the scenic Ma & Pa Trail. The 9th edition, scheduled for September 20, 2025, features a 5-kilometer out-and-back course starting at the trailhead near Independent Brewery, which also hosts the post-race afterparty..

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

The Boulder Beast is a challenging trail running event held annually in Lock Haven, Pennsylvania, on Bald Eagle Mountain. The main race covers approximately 24 miles with about 6,000 feet of vertical gain, featuring rugged terrain including the famous boulder field and trails such as Goat Path, Ligh..

Mountain Creek Mayhem is a trail running event held at Pine Grove Furnace State Park in Gardners, Pennsylvania, nestled in the northern Michaux State Forest of the Appalachian Mountains. The race offers three distances: a challenging 50K (approximately 33 miles with 4,700+ feet elevation gain), a to..

The Conestoga Trail Run - 10 Tough Miles is a challenging and scenic trail race held annually in Holtwood, Pennsylvania. Known as the oldest trail run on the Conestoga and in the county for over 30 years, this 10-mile course features rugged, rocky terrain with steep hills, multiple small stream cros..