River Bluff, KY -- U.S. city in Kentucky Population (2000): 402 Housing Units (2000): 140 Land area (2000): 0.200474 sq. miles (0.519226 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.200474 sq. miles (0.519226 sq. km) FIPS code: 65559 Located within: Kentucky (KY), FIPS 21 Location: 38.370165 N, 85.600873 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: River Bluff, KY River Bluff