Streetcars in Washington, D.C. and Maryland 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 rise of the automobile, various economic downturns and bustitution eventually spelled the end of streetcars in southern Maryland. The Rock
Maryland Maryland, with large communities existing in the suburbs of Washington, D.C. (particularly Montgomery County and Prince George's County) and the city of Baltimore. The Greater Washington area has the largest population of Ethiopians outside of Africa. The Ethiopian community of Greater DC was historically based in Washington D.C.'s Adams Morgan and Shaw neighborhoods, but as the community has grown, many Ethiopians have settled in Silver Spring. The Washington, D.C. metropolitan area is also home to large Eritrean and Somali communities. The top reported ancestries by Maryland residents are: German (15%), Irish (11%), English (8%), American (7%), Italian (6%), and Polish