Leitchfield, KY -- U.S. city in Kentucky Population (2000): 6139 Housing Units (2000): 2797 Land area (2000): 8.769014 sq. miles (22.711641 sq. km) Water area (2000): 0.030836 sq. miles (0.079866 sq. km) Total area (2000): 8.799850 sq. miles (22.791507 sq. km) FIPS code: 44686 Located within: Kentucky (KY), FIPS 21 Location: 37.483690 N, 86.293840 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Leitchfield, KY Leitchfield