Maryland City is a census-designated place in Anne Arundel County, Maryland, United States. The population was 16,093 at the 2010 census. It is located east of Laurel, just over the border with Prince George's County, and it has a Laurel ZIP Code. Maryland City mostly consists of an older, compact housing development and is adjacent to Fort Meade army b…Maryland City is a census-designated place in Anne Arundel County, Maryland, United States. The population was 16,093 at the 2010 census. It is located east of Laurel, just over the border with Prince George's County, and it has a Laurel ZIP Code. Maryland City mostly consists of an older, compact housing development and is adjacent to Fort Meade army base. A large newer development on the north side of Maryland Route 198 is known as Russett and is included within the Maryland City CDP.