Gadsden, AL -- U.S. city in Alabama Population (2000): 38978 Housing Units (2000): 18797 Land area (2000): 35.970384 sq. miles (93.162864 sq. km) Water area (2000): 1.210048 sq. miles (3.134011 sq. km) Total area (2000): 37.180432 sq. miles (96.296875 sq. km) FIPS code: 28696 Located within: Alabama (AL), FIPS 01 Location: 34.010147 N, 86.010356 W ZIP Codes (1990): 35904 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Gadsden, AL Gadsden