Auburn, AL -- U.S. city in Alabama Population (2000): 42987 Housing Units (2000): 20043 Land area (2000): 39.129981 sq. miles (101.346181 sq. km) Water area (2000): 0.443620 sq. miles (1.148970 sq. km) Total area (2000): 39.573601 sq. miles (102.495151 sq. km) FIPS code: 03076 Located within: Alabama (AL), FIPS 01 Location: 32.597684 N, 85.480823 W ZIP Codes (1990): 36830 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Auburn, AL Auburn