Perry -- U.S. County in Mississippi Population (2000): 12138 Housing Units (2000): 5107 Land area (2000): 647.177454 sq. miles (1676.181841 sq. km) Water area (2000): 3.022119 sq. miles (7.827251 sq. km) Total area (2000): 650.199573 sq. miles (1684.009092 sq. km) Located within: Mississippi (MS), FIPS 28 Location: 31.214610 N, 88.990953 W Headwords: Perry Perry, MS Perry County Perry County, MS