Shelby -- U.S. County in Indiana Population (2000): 43445 Housing Units (2000): 17633 Land area (2000): 412.638625 sq. miles (1068.729086 sq. km) Water area (2000): 0.471574 sq. miles (1.221371 sq. km) Total area (2000): 413.110199 sq. miles (1069.950457 sq. km) Located within: Indiana (IN), FIPS 18 Location: 39.532818 N, 85.779679 W Headwords: Shelby Shelby, IN Shelby County Shelby County, IN