Tubac, AZ -- U.S. Census Designated Place in Arizona Population (2000): 949 Housing Units (2000): 569 Land area (2000): 8.184663 sq. miles (21.198180 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 8.184663 sq. miles (21.198180 sq. km) FIPS code: 75940 Located within: Arizona (AZ), FIPS 04 Location: 31.625462 N, 111.051921 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Tubac, AZ Tubac