Lexington, TN -- U.S. city in Tennessee Population (2000): 7393 Housing Units (2000): 3371 Land area (2000): 11.543618 sq. miles (29.897831 sq. km) Water area (2000): 0.165380 sq. miles (0.428331 sq. km) Total area (2000): 11.708998 sq. miles (30.326162 sq. km) FIPS code: 41980 Located within: Tennessee (TN), FIPS 47 Location: 35.657294 N, 88.392459 W ZIP Codes (1990): 38351 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lexington, TN Lexington