Sylvan Lake, MI -- U.S. city in Michigan Population (2000): 1735 Housing Units (2000): 855 Land area (2000): 0.524831 sq. miles (1.359305 sq. km) Water area (2000): 0.282371 sq. miles (0.731338 sq. km) Total area (2000): 0.807202 sq. miles (2.090643 sq. km) FIPS code: 77860 Located within: Michigan (MI), FIPS 26 Location: 42.614982 N, 83.331577 W ZIP Codes (1990): 48320 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Sylvan Lake, MI Sylvan Lake