Washington County, Maryland is included in the Hagerstown-Martinsburg, MD-WV Metropolitan Statistical Area, which is also included in the Washington-Baltimore-Arlington, DC-MD-VA-WV-PA Combined Statistical Area. The closes states to Washington County is west Virginia, Pennsylvania, Virginia, and Tennessee. The western portions of the Province of Maryland (including present Washington County) were incorporated into Prince George's County in 1696. This original county included six current counties. The first to be created was Frederick, separated from Prince George's County in 1748. Following independence, the sovereign State of Maryland formed Washington County on September 6, 1776, by the division of Frederick County. At the same time, a portion
Interstate 295 (Maryland–District of Columbia) I-295 now terminates at the interchange with the 11th Street Bridges. I-695 extends over the 11th Street Bridges and continues along the Southeast Freeway to the interchange with I-395. The District of Columbia is considering adding reversible HOV lanes to I-295. Interstate 295 (Maryland–District of Columbia) Interstate 295 (I-295) in the U.S. state of Maryland and in Washington, D.C. is a spur route connecting I-95 / I-495 and Maryland Route 210 (Indian Head Highway) near the Potomac River (just outside the District's boundary with Maryland) to Interstate 695 & D.C. Route 295 in the Anacostia neighborhood of Washington, DC. Although