Lauderdale -- U.S. County in Mississippi Population (2000): 78161 Housing Units (2000): 33418 Land area (2000): 703.509539 sq. miles (1822.081264 sq. km) Water area (2000): 11.767475 sq. miles (30.477620 sq. km) Total area (2000): 715.277014 sq. miles (1852.558884 sq. km) Located within: Mississippi (MS), FIPS 28 Location: 32.400078 N, 88.678186 W Headwords: Lauderdale Lauderdale, MS Lauderdale County Lauderdale County, MS