Mentor, KY -- U.S. city in Kentucky Population (2000): 181 Housing Units (2000): 73 Land area (2000): 0.536004 sq. miles (1.388243 sq. km) Water area (2000): 0.038721 sq. miles (0.100287 sq. km) Total area (2000): 0.574725 sq. miles (1.488530 sq. km) FIPS code: 51564 Located within: Kentucky (KY), FIPS 21 Location: 38.890716 N, 84.245637 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mentor, KY Mentor