||Origin: Anne Arundel County was created in 1650 (Chapter 8, Acts of 1650, April Session). The County was named for Lady Anne Arundell (1615-1649), daughter of Thomas Arundell of Wardour, and wife of Cecilius Calvert, Second Lord Baltimore and founder of the Maryland colony.
County Seat: Annapolis, MD 21401
Form of Government: Charter since 1964.
1990 census: 427,239
2000 census: 489,656