Custer Township is a civil township of Mason County in the U.S. state of Michigan. The population was 1,321 at the 2020 census.
Geography
The township is in central Mason County and is bordered to the west partially by the city of Scottville. The village of Custer is in the center of the township. According to the United States Census Bureau, the township has a total area of , of which are land and , or 0.16%, are water.