Auburn, WY -- U.S. Census Designated Place in Wyoming Population (2000): 276 Housing Units (2000): 94 Land area (2000): 2.143354 sq. miles (5.551262 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.143354 sq. miles (5.551262 sq. km) FIPS code: 04160 Located within: Wyoming (WY), FIPS 56 Location: 42.794401 N, 111.004929 W ZIP Codes (1990): 83111 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Auburn, WY Auburn