Washington County, Maryland Washington County, Maryland Washington County is located in the western part of the U.S. state of Maryland. As of the 2010 census, the population was 147,430. Its county seat is Hagerstown. Washington County was the first county in the United States to be named for the Revolutionary War general (and later President) George Washington. Washington County is one of three Maryland counties recognized by the Appalachian Regional Commission as being part of Appalachia. The county borders southern Pennsylvania to the north, Northern Virginia to the south, and the Eastern Panhandle of West Virginia to the south and west. Washington County
Capital Plaza Mall hub---Landover Mall. Capital Plaza's prime location along Maryland Route 450 and the Baltimore-Washington Parkway made it ideal for shoppers by both automobile and public transit. Local bus service to Capital Plaza operated along Annapolis Road linking the plaza with shoppers from the nearby neighborhoods of College Park, Hyattsville, Riverdale, Rogers Heights, Edmonston, Bladensburg, Colmar Manor, Cottage City, Brentwood, Mount Rainier, Villa Heights, Cheverly, Landover Hills, Landover, New Carrollton, Lanham, Glenarden, and even certain pockets of Washington, DC (provided by the old WMA Transit Company, until later becoming the Metrobus system). In the late 1970s-1980s, Capital Plaza even featured a Trailways