Trail Running calendar near Merrimac 2026-2027

A backyard ultra in Lorton, VA featuring repeated 4.167-mile loops until one runner remains. The event offers close crew access, chef-supported aid, a 65-runner field, and rolling entry via Ultrasignup.

A 14 mile untimed point to point trail run along the Dahlgren Railroad Heritage Trail that starts at one Sheetz and finishes at another. The event features unusual aid station snacks and practical finisher swag.

A loop based trail event in April at James River State Park offering 10 mile, 50K and 50 mile options plus relays. Each loop is about 10 miles with roughly 1025 feet gain, riverside sections, singletrack, two aid stations and a 16 hour limi..

A single-day endurance walk at Massanutten with four distance options from 7 to 28 miles, optional ruck weights, and an advanced ridgeline segment that opens in safe weather. Finish within ten hours to earn awards.

An overnight trail relay at Pocahontas State Park near Richmond with team options, lakeside single track, and 120 total miles split among runners. The event includes a communal Ragnar Village with camping, glamping, food trucks, and evening..

A 100-mile ultramarathon on the C&O Canal towpath near the Potomac River, featuring one 40-mile loop and two 30-mile loops, staffed aid stations, low-elevation terrain, and volunteer support.

A trail run of about 10k that features roots, gravel, rough terrain and low hanging branches. Water stops are self serve and participants must bring their own hydration; wave starts are used to manage trail volume.

A 24 hour Backyard format run on a 4.167 mile loop at Meadowood Special Recreation Area near Lorton, Virginia. Runners complete hourly loops with a 24 hour 100 mile limit and one shared aid station under a horse pavilion.