Bay City, MI -- U.S. city in Michigan Population (2000): 36817 Housing Units (2000): 16259 Land area (2000): 10.408948 sq. miles (26.959051 sq. km) Water area (2000): 0.918642 sq. miles (2.379273 sq. km) Total area (2000): 11.327590 sq. miles (29.338324 sq. km) FIPS code: 06020 Located within: Michigan (MI), FIPS 26 Location: 43.591973 N, 83.889500 W ZIP Codes (1990): 48708 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Bay City, MI Bay City