Check out some of the best hiking, walking and backpacking routes in Loudoun County, Virginia. The
Washington and Old Dominion Trail is the most popular trail. The trails have 6 user reviews with great photos and information. There are trails of various difficulty levels including easy and medium. The trail with the highest elevation climb is the
Appalachian Trail from Appalachian Trail Road and the trail with the least amount of climbing is the
White Trail, Barred Owland West River Loop Trail. The longest trail is the
Washington and Old Dominion Trail at 71.6 km. For a shorter adventure you can try the
Potomac Heritage Loop Trail at 1.5 km. Get off line access to Shop, Fastfood, Restaurant, and Shelter locations and much more with a Hiiker subscription.