Ingham -- U.S. County in Michigan Population (2000): 279320 Housing Units (2000): 115056 Land area (2000): 559.188434 sq. miles (1448.291334 sq. km) Water area (2000): 1.750739 sq. miles (4.534393 sq. km) Total area (2000): 560.939173 sq. miles (1452.825727 sq. km) Located within: Michigan (MI), FIPS 26 Location: 42.667752 N, 84.469828 W Headwords: Ingham Ingham, MI Ingham County Ingham County, MI