Trail Running calendar near Brunswick 2025-2026

The Blue Crab Bolt Trail Run at Seneca Creek State Park in Gaithersburg, MD, is the opening race of the 14th annual Blue Crab Bolt Trail Running Series. Scheduled for June 21, 2025, it offers two trail race distances: approximately 5K (3.3 miles) with 200 feet elevation gain and 10K (6.4 miles) with..

The Catoctin 50k Trail Run is a challenging ultramarathon held in Cunningham Falls State Park near Frederick, Maryland. The race features a demanding out-and-back course on rocky, hilly trails through scenic forests and streams, with multiple aid stations providing water, snacks, and electrolytes. P..

The Cacapon 12 Hour Challenge is an exciting endurance running event set in Berkeley Springs, West Virginia. Participants tackle a scenic, moderately to very technical five-mile loop trail, featuring approximately 750 feet of elevation change per loop. The course is well-marked and maintained, with..

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 Sweet Air Trail Race, organized by the Baltimore Road Runners Club, is a challenging 7 to 8-mile trail run held at Gunpowder State Park in Sweet Air, Maryland. The course features a mix of rolling hills, fast sections, water crossings, and occasional mud, providing a varied and adventurous runni..

The Leopold’s Preserve 10k is a trail running event held at Leopold’s Preserve in Broad Run, Virginia. Participants can enjoy a mostly flat dirt course with some roots, featuring scenic views of a diverse habitat and wildlife. The race is chip-timed and includes a finisher’s medal and technical even..

The Endless Summer 6-Hour Run is an annual endurance event held in Annapolis, Maryland, organized by the Annapolis Striders. Participants run for six hours on a 2.5-mile loop course that offers scenic views of Chesapeake Bay and the Bay Bridge. The event supports the Semper Fi Fund, with a portion o..

The 868 Estate Vineyards 10k and 5k is a scenic cross-country race held at 868 Estate Vineyards. Participants can choose between a 5k or 10k course around the vineyard property, featuring hills and beautiful views. The event includes a finisher medal, technical event shirt, and a glass of wine.Point..

The Blue Crab Bolt Trail Run at Schaeffer Farms in Germantown, MD, is a trail running event featuring 5K and 10K++ distances (about 6.7 miles for the longer course). The race takes place on well-maintained, flowy, and fast trails that include twisty single-track sections, stream crossings, log ramps..

The Blue Crab Bolt Trail Run at Little Bennett is a scenic trail running event held in Little Bennett Regional Park, Clarksburg, Maryland, a 3,600-acre park featuring over 20 miles of trails, streams, and camping areas. The race offers two distances: a 5K+ (3.7 miles) course, which is beginner-frien..

The DHRT 50K is an exciting trail running event set in King George, Virginia, taking place on August 2, 2025. This challenging race traverses the scenic Dahlgren Railroad Heritage Trail, offering participants a flat and well-maintained course primarily shaded by trees. Runners will face the added ch..

The Dahlgren Heritage Rail Trail 50K is a scenic trail race held in King George, Virginia, on August 2, 2025. Participants will run on the flat, well-maintained Dahlgren Railroad Heritage Trail, which features mostly shaded, solid footing surfaces like dirt, grass, and crushed stone. The course is a..

The 3H Trail Half Marathon in King George, Virginia, is a scenic, flat, and fast out-and-back race held entirely on the Dahlgren Railroad Heritage Trail, a converted railroad bed featuring dirt, gravel, grass, and pine needle surfaces. The course offers nearly 100% shade from surrounding trees, prov..

The MD Heat Trail Race, held in Elkridge, Maryland at the Patapsco Pickall Area, offers challenging trail running options of 25K and 50K distances. The course features rolling single-track trails with over 2,000 feet of elevation gain, including technical rocky sections, two river crossings, and a s..

The Third Winchester Battlefield Half, held on August 9, offers scenic trail routes through the historic battlefield. Participants can choose from a half marathon, 10k, or 5k race, with the half marathon consisting of three loops on a light gravel dirt path. The event features chip-timed results, fi..

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 Miner's Lady 8-Hour is an endurance running event held in Harpers Ferry, West Virginia, where the Blue Ridge Mountains meet the Shenandoah River. Participants run a challenging 10K loop featuring 850 feet of elevation gain, primarily on single-track trails that pass waterfalls and creek crossing..

The Inferno 10k is a challenging trail race held at Dirt Farm Brewing in Bluemont, VA. Participants navigate rugged forest trails with steep inclines, technical spots, and elevation changes, offering an exhilarating outdoor experience. The event also features a 5k race, with both distances starting..

The Vineyard Vista 10k and 5k is a scenic running event held at Muse Vineyards in Woodstock, VA. Participants can enjoy a course that combines cross-country around vineyards, paved road sections, and trail segments through Seven Bends State Park. The event benefits Friends of Seven Bends State Park..

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 consisting of seven loops with approximately 4,200 feet..