Charleston, TN -- U.S. city in Tennessee Population (2000): 630 Housing Units (2000): 280 Land area (2000): 0.984511 sq. miles (2.549871 sq. km) Water area (2000): 0.056622 sq. miles (0.146651 sq. km) Total area (2000): 1.041133 sq. miles (2.696522 sq. km) FIPS code: 13020 Located within: Tennessee (TN), FIPS 47 Location: 35.284366 N, 84.756837 W ZIP Codes (1990): 37310 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Charleston, TN Charleston