Afton, WY -- U.S. town in Wyoming Population (2000): 1818 Housing Units (2000): 769 Land area (2000): 3.425122 sq. miles (8.871024 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 3.425122 sq. miles (8.871024 sq. km) FIPS code: 00245 Located within: Wyoming (WY), FIPS 56 Location: 42.728321 N, 110.929041 W ZIP Codes (1990): 83110 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Afton, WY Afton