Keywords: Map of Washington-Baltimore-Arlington CSA, 2012.jpg en Map of the Washington-Baltimore-Arlington DC-MD-VA-WV-PA Combined Statistical Area released as part of the US Census Bureau's 2012 Economic Census 2012 U S Census Bureau Economics and Statistics Administration U S Department of Commerce U S Census Bureau other versions PD-USGov Uploaded with UploadWizard Baltimore “Washington Metropolitan Area Maps of census statistical areas in Maryland Maps of census statistical areas in Virginia Maps of census statistical areas in Pennsylvania Maps of census statistical areas in West Virginia |