Trail Running calendar near Fairfax Station 2025-2026

The Blue Crab Bolt Trail Run at Seneca Creek State Park in Gaithersburg, MD, is the opening race of the 15th annual Blue Crab Bolt Trail Running Series. Scheduled for June 21, 2025, it offers 5K (3.3 miles) and 10K (6.4 miles) trail races featuring scenic singletrack trails, lake views, and streams..

The Catoctin 50k Trail Run & Half Cat is a challenging ultramarathon held in Frederick, Maryland, within Cunningham Falls and Gambrill State Parks. The 50k course is an out-and-back route on rocky, demanding trails marked by light blue blazes, featuring significant elevation changes and multiple str..

The Cacapon 12 Hour Challenge is a trail running event held in Berkeley Springs, West Virginia, featuring a scenic, moderately to very technical five-mile single-track loop. The course includes about 750 feet of elevation change per loop, with some stream and road crossings on lightly-traveled park..

The 53rd Winery 5k & 10k is a scenic running event held at 53rd Winery in Louisa, Virginia. The course is a cross-country route looping around the vineyards and winery property, featuring a fairly flat terrain with some elevation changes. The 5k consists of three laps, while the 10k covers six laps...

The Leopold's Preserve 10k is a trail running event held at Leopold’s Preserve, a 380-acre nature conservancy in Haymarket, Virginia. The course features mostly flat, dirt paths with some roots, offering a scenic and natural running experience. The 10k route is an out-and-back course with a detour o..

The Sweet Air Trail Race, organized by the Baltimore Road Runners Club, is a challenging trail run held at Gunpowder State Park in Sweet Air, Maryland. The course spans approximately 7 to 8 miles, featuring a mix of rolling hills, fast sections, water crossings, and occasional mud, providing a varie..

The Endless Summer 6-Hour Run, held annually at Greenbury Point Nature Center in Annapolis, MD, is a timed endurance event featuring solo and relay (3-person teams) categories. Participants run a 2.5-mile loop course that includes a scenic stretch onto Possum Point, offering views of the Chesapeake..

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, offers a fun and moderately technical trail running experience on well-maintained, flowy trails. The course features twisty single-track paths, stream crossings, log ramps, some hills, rocky and rooty sections, and open farm field ru..

The Blue Crab Bolt Trail Run at Little Bennett is a scenic trail running event held at Little Bennett Regional Park in Clarksburg, Maryland, about 30 miles west of Washington, D.C. The park offers a 3600-acre wooded area with over 20 miles of trails, streams, and camping facilities. The race feature..

The DHRT 50K is a challenging trail race held in King George, Virginia, along the Dahlgren Railroad Heritage Trail. This 50-kilometer event takes place in August, presenting runners with the added challenge of Virginia's intense summer heat and humidity. The course is fast and flat, mostly shaded by..

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

The Dahlgren Heritage Rail Trail 50K is a challenging ultramarathon held in King George, Virginia, on the Dahlgren Railroad Heritage Trail. This flat, well-maintained, and mostly shaded out-and-back course covers 31 miles on a converted railroad bed featuring dirt, grass, pine needles, crushed stone..

The Merrie Mill Farm & Vineyard 10k is a scenic cross-country race held at Merrie Mill Farm & Vineyard in Keswick, Virginia. The course features a mix of flat gravel, dirt, and paved roads with some notable hills, offering one lap for the 5k and two laps for the 10k. Walkers are welcome, and a virtu..

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

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 running event held at Dirt Farm Brewing in Bluemont, Virginia. The course features rugged forest terrain with steep inclines, descents, and technical sections including tree roots and rocks. The 10k race consists of two loops of a winding trail behind the brewe..

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 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..