Bridgewater, SD -- U.S. city in South Dakota Population (2000): 607 Housing Units (2000): 266 Land area (2000): 1.121122 sq. miles (2.903692 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.121122 sq. miles (2.903692 sq. km) FIPS code: 07180 Located within: South Dakota (SD), FIPS 46 Location: 43.550192 N, 97.500319 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Bridgewater, SD Bridgewater