Niles, MI -- U.S. city in Michigan Population (2000): 12204 Housing Units (2000): 5531 Land area (2000): 5.785296 sq. miles (14.983847 sq. km) Water area (2000): 0.139380 sq. miles (0.360992 sq. km) Total area (2000): 5.924676 sq. miles (15.344839 sq. km) FIPS code: 57760 Located within: Michigan (MI), FIPS 26 Location: 41.830343 N, 86.250826 W ZIP Codes (1990): 49120 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Niles, MI Niles