Riverside, AL -- U.S. town in Alabama Population (2000): 1564 Housing Units (2000): 793 Land area (2000): 8.945503 sq. miles (23.168745 sq. km) Water area (2000): 1.628776 sq. miles (4.218511 sq. km) Total area (2000): 10.574279 sq. miles (27.387256 sq. km) FIPS code: 64920 Located within: Alabama (AL), FIPS 01 Location: 33.614465 N, 86.200678 W ZIP Codes (1990): 35135 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Riverside, AL Riverside