Mauston, WI -- U.S. city in Wisconsin Population (2000): 3740 Housing Units (2000): 1729 Land area (2000): 3.657268 sq. miles (9.472279 sq. km) Water area (2000): 0.438410 sq. miles (1.135476 sq. km) Total area (2000): 4.095678 sq. miles (10.607755 sq. km) FIPS code: 50025 Located within: Wisconsin (WI), FIPS 55 Location: 43.797074 N, 90.077595 W ZIP Codes (1990): 53948 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Mauston, WI Mauston