Thiensville, WI -- U.S. village in Wisconsin Population (2000): 3254 Housing Units (2000): 1570 Land area (2000): 1.097582 sq. miles (2.842725 sq. km) Water area (2000): 0.009337 sq. miles (0.024182 sq. km) Total area (2000): 1.106919 sq. miles (2.866907 sq. km) FIPS code: 79475 Located within: Wisconsin (WI), FIPS 55 Location: 43.236806 N, 87.979951 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Thiensville, WI Thiensville