Rockdale, WI -- U.S. village in Wisconsin Population (2000): 214 Housing Units (2000): 91 Land area (2000): 0.233963 sq. miles (0.605962 sq. km) Water area (2000): 0.008918 sq. miles (0.023097 sq. km) Total area (2000): 0.242881 sq. miles (0.629059 sq. km) FIPS code: 68725 Located within: Wisconsin (WI), FIPS 55 Location: 42.972476 N, 89.033886 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Rockdale, WI Rockdale