Trail Running calendar near Carlisle 2025-2026

The Think Big Trail Challenge, held in South Williamsport, Pennsylvania, offers 5K and 10K trail runs through scenic and historic terrain at the Williamsport Water Authority. The courses feature a mix of smooth singletrack, rugged climbs, and flowing descents, with highlights including the challengi..

The Rick O'Donnell Memorial Ultra Challenge is an annual trail running event held in Mount Airy, Maryland, hosted by the Frederick Steeplechasers Running Club. The event features three race options: a 5-mile trail run, a 4-hour challenge, and an 8-hour ultra challenge, offering various ways for runn..

The Little Pine 5 Miler is a beginner-friendly trail race held at Little Pine State Park in Waterville, Pennsylvania. The race covers approximately 5.5 miles on the scenic Lakeshore Trail loop, offering a welcoming atmosphere for runners, hikers, and walkers of all ages and skill levels. Organized b..

The Cub Scout Pack 3254 Twilight Zombie Trail 5k & Monster Dash is a family-friendly fall event held at the Anthracite Outdoor Adventure Area in Coal Township, Pennsylvania. This spooky-themed 5K run challenges participants to outrun zombies on a twilight trail, with medals awarded to top finishers..

The Call of the Wilds Mountain Fest is a challenging trail running event held in Waterville, Pennsylvania, at Little Pine State Park. Scheduled for mid-October to coincide with peak fall foliage, it offers two race distances: a 25K with over 5,000 feet of vertical gain and a 50K featuring about 8,00..

The Tussey Mountainback 50 Mile Ultra is a scenic ultramarathon held in Rothrock State Forest near Boalsburg, Pennsylvania. The race features a challenging 50-mile loop course that is 82% dirt roads, with varied terrain including uphill, downhill, and shaded sections, passing through natural areas l..

The Mighty Montour 4-Miler is a scenic 3.9-mile loop race held at the Montour Preserve in Danville, Pennsylvania. The course follows the Chilisuagi Trail, featuring a mix of grass, gravel, and forest floor terrain, offering runners a natural and varied running experience. This event benefits the Blo..

The Patapsco Valley 50K is an annual trail running event held at Patapsco Valley State Park near Baltimore, Maryland, with race headquarters at CCBC-Catonsville. The event features two distances: a 50K and a 25K, both available as in-person or virtual races. Runners enjoy a scenic, historic, and wel..

The Fire on the Mountain 50K Trail Race, held in Little Orleans, Maryland within Green Ridge State Forest, offers challenging distances of 50K (about 31.95 miles) and 25K (approximately 16.3 miles). The 50K is an out-and-back course featuring seven aid stations, including a midway "oasis," with a 10..

The MCRRC Stone Mill 50 Mile Run is a challenging trail ultramarathon held in Montgomery Village, Maryland. The 50-mile course features scenic routes along the Seneca Greenway and Muddy Branch trails, traversing forested, rolling terrain primarily on single-track dirt paths. Runners encounter small..

The Schaeffer Half Marathon and 10K Trail Run, hosted by EX2 Adventures, takes place at the scenic Button Farm in Germantown, Maryland. This event features two distances: a 13.3-mile half marathon and a 6.7-mile 10K+, both offering challenging courses with twisty singletrack trails and wide-open far..

The Tiadaghton Trail Challenge is an annual trail running event held in Tiadaghton State Forest near Waterville, Pennsylvania, in the scenic Pine Creek Valley. The race offers two distances: a challenging half marathon and a 10K, both featuring technical, rocky, and moss-covered trails with steep cl..

The Hex Hollow Half is a trail running event held in Glen Rock, Pennsylvania, starting and finishing at Spring Valley Park. It offers two distances: a challenging half marathon of 13.13 miles consisting of two loops, and a shorter 6.66-mile single loop for those not ready for the full distance. The..

The 21st Annual Catonsville High School XC Turkey Trot, held in Catonsville, Maryland, is a cherished community event celebrating health, wellness, and family. It features a cross country-style 1 Mile Family Fun Run and a 5K race, both chip timed. The event fosters a spirited atmosphere with awards..

The Tame the Tower Trail Challenge is a trail running event held in Mt. Gretna, Lebanon, Pennsylvania, at Clarence Schock Memorial Park. Scheduled for December 13, 2025, it features two distances: a 10-mile "T-Rex" and a 5-mile "Ferocious" run.The courses are well-marked with colored flags and showc..

Naked Nick is a trail running event held in Leesport, Pennsylvania, featuring 25K and 50K distances around Blue Marsh Lake. The course is primarily single-track trails (80%) with some gravel roads (20%), forming a lollipop-shaped route with a 5.5-mile out-and-back and a 4.5-mile loop. The terrain is..

The Mid-Maryland Trail Festival 50k is a 31-mile ultramarathon held at Rockburn Branch Park in Elkridge, Maryland. The course consists of six loops, each approximately 5.179 miles, winding through wooded trails. Participants can run the full 50k solo or form relay teams of 2 to 6 members, exchanging..

The Naked Bavarian is an affordable ultra trail running event held at Blue Marsh Lake in Leesport, Pennsylvania. Offering 20- and 40-mile distances, the course features a lollipop loop with mostly runnable single-track trails (80%) and some gravel roads (20%), with elevation gains of approximately 2..

The Fire on the Rocks 10K is an intermediate-level trail race held at Zindel Park in McElhattan, Pennsylvania. Covering approximately 6.6 miles, the course features about 1,400 feet of elevation gain with numerous climbs and descents, utilizing local trails also used in the Frozen Snot and Boulder B..

The HAT Run 50K is a trail running event held in Havre de Grace, Maryland. The course primarily consists of single-track trails, open fields, dirt roads, and some paved sections, featuring nearly 4,400 feet of elevation gain. Runners start with a 3-mile loop followed by two 14-mile loops. A notable..