Saginaw Charter Township is a charter township of Saginaw County in the U.S. state of Michigan. The population was 40,840 at the 2010 census. The city of Saginaw is adjacent to the township to the southeast, but is administratively autonomous. The township is also a component of the Saginaw Metropolitan Statistical Area and the greater Saginaw-Midland-Bay City Combined Statistical Area in the Mid/Central Michigan region. From Wikipedia