Cumberland -- U.S. County in Maine Population (2000): 265612 Housing Units (2000): 122600 Land area (2000): 835.509263 sq. miles (2163.958964 sq. km) Water area (2000): 381.378615 sq. miles (987.766036 sq. km) Total area (2000): 1216.887878 sq. miles (3151.725000 sq. km) Located within: Maine (ME), FIPS 23 Location: 43.784479 N, 70.327978 W Headwords: Cumberland Cumberland, ME Cumberland County Cumberland County, ME