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
Maryland City, Maryland the westernmost corner of Anne Arundel County. It is bordered by Laurel in Prince George's County to the west, by the CDP of Scaggsville in Howard County to the north, by the CDP of Jessup to the northeast, and by Fort Meade to the east. Uninhabited portions of Fort Meade are to the south. The Baltimore–Washington Parkway (Maryland Route 295) runs through the CDP, leading southwest to downtown Washington, D.C. and northeast to downtown Baltimore. Access from the parkway to Maryland City is via Maryland Route 198 (Fort Meade Road). Maryland Route 32 (the Patuxent Freeway) forms the northeast edge