Streetcars in Washington, D.C. and Maryland and Ohio National Historical Park, which utilizes about 1000 feet of the Washington and Great Falls rail bed and cut. Streetcars in Washington, D.C. and Maryland Streetcars and interurbans operated in the Maryland suburbs of Washington, D.C., between 1890 and 1962. Lines in Maryland were established as separate legal entities, but eventually they were all owned or leased by DC Transit (see Streetcars in Washington, D.C.). Unlike the Virginia lines, the Washington and Maryland lines were scheduled as a single system. Most of the streetcars were built with grand plans in mind, but none succeeded financially. A combination of the
Washington County, Maryland age 18 and 9.50% of those age 65 or over. According to the Maryland Department of Business and Economic Development, the following were the major employers in the county (excluding post offices, state government, and local governments, but including public institutions of higher education): Washington County Public Schools administers public schools in the county. See "Washington County Public Schools – School Directory" for a detailed listing of elementary, middle, high, and other schools. Public high schools Private high schools Washington County, Maryland Washington County is located in the western part of the U.S. state of Maryland. As of the 2010