High Quality Content by WIKIPEDIA articles! Saginaw Charter Township is a charter township of Saginaw County in the U.S. state of Michigan. The population was 39,657 at the 2000 census. The 2008 census estimate places the population at 38,559. The city of Saginaw is adjacent to the township to the southeast, but is administratively autonomous. For statistical reporting, two census-designated places are defined within the township: Saginaw Township North and Saginaw Township South.