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) 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 I-295 technically begins at the Capital Beltway (I-95/I-495), a pair of mainline ramps connects the southern terminus of the route to the nearby MD 210. Continuing north from this interchange, I-295 enters the District of Columbia; the route is only long