Trail Running calendar near Mount Airy 2025-2026

Farm Park Challenge is a trail running event at Agricultural History Farm Park in Montgomery County, Maryland, presented by My Muddy Shoes. The race offers multi-hour lap formats: 3-Hour, 6-Hour, and 10-Hour challenges, totaling 3, 6, or 10 laps, each start at the top of the hour and must be complet..

The Massanutten Mountain Trails (MMT) 100 Mile Run is a challenging ultramarathon held in the Massanutten Mountains within Virginia’s Shenandoah Valley, starting and finishing at Caroline Furnace Lutheran Camp in Fort Valley, VA. The rugged 100-mile course features rocky trails with short but steep..

The More Miles Last One Standing Challenge is an endurance running event held in Knoxville, Maryland, featuring a unique "last one standing" format. Participants run a 4.167-mile loop, known as "the yard," every hour on the hour, continuing as long as they can complete the distance within the hour...

The OSS/CIA 50 Mile Night Run is a challenging ultramarathon held in Prince William Forest Park, Virginia, a historic site once used to train World War II OSS spies. The race features a 25+ mile loop primarily on single-track trails, fire roads, and several bridge and road crossings, which runners c..

The Inferno 5k & 10k, held at Dirt Farm Brewing in Bluemont, Virginia, offers a rugged forest-trail challenge for runners of all paces. The course is a loop behind the brewery, with the 5k completing one loop and the 10k two, featuring steep climbs, exhilarating descents, and technical sections over..

Halloween Horror 5k & 10k returns to Conway Robinson State Forest Park in Gainesville, VA, offering a forest trail race with a Halloween theme. The event features 5k and 10k distances, with the 10k being two laps of the 5k course. The loop route traverses forest trails with technical sections and mi..