Vail, AZ -- U.S. Census Designated Place in Arizona Population (2000): 2484 Housing Units (2000): 906 Land area (2000): 18.205051 sq. miles (47.150863 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 18.205051 sq. miles (47.150863 sq. km) FIPS code: 78540 Located within: Arizona (AZ), FIPS 04 Location: 32.001939 N, 110.700286 W ZIP Codes (1990): 85641 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Vail, AZ Vail