Logan Township is a civil township of Mason County in the U.S. state of Michigan. The population was 329 at the 2020 census.
Geography
The township is in the southeast corner of Mason County, bordered by Lake County to the east, Oceana County to the south, and Newaygo County at the township's southeast corner. According to the United States Census Bureau, the township has a total area of , of which are land and , or 0.22%, are water.