State Route 671, Harpers Ferry Road, is the main road in the valley, running north-south through the upper valley from its southern terminus at Virginia State Route 9, Charles Town Pike, west of Hillsboro, to its northern terminus at U.S. Route 340, south of the Sandy Hook bridge over the Potomac River and east of Harpers Ferry. State Route 719, Stony Point-Woodgrove road runs north-south through the lower valley from Hillsboro to Woodgrove. The Charlestown pike bisects the valley, running southeast-northwest from the Hillsboro Gap to Keyes Gap in the Blue Ridge.