Clarke -- U.S. County in Mississippi Population (2000): 17955 Housing Units (2000): 8100 Land area (2000): 691.267051 sq. miles (1790.373368 sq. km) Water area (2000): 2.143978 sq. miles (5.552878 sq. km) Total area (2000): 693.411029 sq. miles (1795.926246 sq. km) Located within: Mississippi (MS), FIPS 28 Location: 32.056730 N, 88.725147 W Headwords: Clarke Clarke, MS Clarke County Clarke County, MS