Trail Running calendar near Clarksburg 2025-2026

Tackle the HAT Run 50K in Havre de Grace, Maryland, a scenic trail challenge with rolling single track, open fields and nearly 4,400 feet of climbing. Expect stream crossings and a rewarding day on rugged, looped trails.

Test your endurance at the Genesee Valley Ultra, a timed loop on scenic farm roads where runners log as many 2.5 mile laps as they can in 6, 12, or 24 hour events. Solo runners and relay teams are welcome for a fun, competitive challenge.

Last Runner Standing action at the Capital Backyard Ultra near DC on March 28, 2026, with runners repeating a 4.167 mile loop each hour until one remains. Silver Ticket, 60 spots, $1,000 prize and finisher award.

The Molon Lave 5k is a scenic cross-country running event held at Molon Lave Winery in Warrenton, Virginia. The course features three loops around the winery property, offering a fairly flat terrain with natural vineyard surroundings. Walke..

The Trail Demon 10k is a challenging trail running event held at Dirt Farm Brewing in Bluemont, Virginia. The course features a technical forest trail loop with tree roots, rocks, and elevation changes, offering scenic views and a demanding..

Take on 50 miles of rolling forest trails along the Occoquan River and Bull Run in Clifton, Virginia on April 4, 2026. Enjoy spring bluebells, a Civil War themed route, Trail Sisters approved inclusivity, and a 13 hour time limit.

Run a scenic cross country 5K through Ruppert Nurseries tree farm in Gaithersburg on April 12, 2026, or join a friendly 1 mile fun run. Proceeds benefit the Montgomery County Children's Opportunity Alliance to help young children thrive.

Scenic loop racing at Piney Run Park on April 18, 2026 offers 50K, 25K, 5 mile and an 8 hour challenge on woods and meadow trails with lake views. Enjoy aid stations, finisher medals, and charitable support while racing rain or shine.

Run through vineyards at Barrel Oak Winery on 3k and 6k cross country courses with gravel and rolling hills. Enjoy a finisher medal, tech shirt and a glass of wine while supporting Semper Fi and America's Fund, virtual option available.

The C&O Canal 100 is a scenic 100 mile ultramarathon along the Potomac on the C&O Canal towpath, starting and finishing at Camp Manidokan on April 25, 2026. Expect smooth low elevation terrain, reliable aid stations and a Western States qua..

Lace up for the Bluemont Station Brewery and Winery 5k on April 26, 2026, a three lap cross country run around scenic winery grounds with some rolling hills. Walkers are welcome and a virtual option lets you join from anywhere.

Run scenic trails at Agricultural History Farm Park for the Farm Park Challenge. Choose marathon, 25K or 3 hour, 6 hour or 10 hour lap challenges where each lap must be under an hour. Volunteers get the same swag as finishers.

Hit the scenic Dash Through the Dirt on the C&O Canal towpath with 5k, 10k and half marathon on light gravel trails. Chip timing, finisher coin and tech shirt included while supporting the EOD Warrior Foundation; virtual option.

Conquer the Massanutten Mountain Trails 100 mile, a classic ultramarathon in Virginia's Shenandoah Valley with over 18,000 feet of climb on rugged mountain trails. The 30th edition runs May 16, 2026 with volunteer aid and a 36 hour cutoff.

Push your limits at the More Miles Last One Standing Challenge in Knoxville MD, a backyard ultra where runners complete a lap each hour until one remains. The 4.167 mile course can qualify you for the Backyard Ultra world championship.

The Old Dominion 100 Endurance Run, held in Fort Valley, Virginia, is a challenging 100-mile race featuring a diverse course that includes pavement, gravel roads, single-track trails, ATV trails, logging roads, rocks, streams, and mud. This..

Run under the stars in Prince William Forest Park at the OSS/CIA 50 Mile Night Run, honoring the park's OSS legacy. Choose 50 mile or 25 mile on a scenic single track loop with aid stations and true night race atmosphere.

Choose the half marathon or 50K on the shaded, flat Dahlgren Railroad Heritage Trail in King George on August 8, 2026. Enjoy fast footing, a finisher medal and tech shirt plus post race food and drinks.

Take on the rugged MD Heat Trail Race in Elkridge with 25K and 50K options across rolling single track, technical rocky sections, river crossings and more than 2000 ft of vertical gain. Unwind at the post race party with craft beer, real fo..

Hit the forest trails at Dirt Farm Brewing on August 29, 2026 for the Inferno 5k and 10k. Tackle a scenic, technical loop, earn a finisher medal and a Dri FIT shirt, and toast with a glass of Dirt Farm beer. Virtual option available.