Hamlin Township is a civil township of Mason County in the U.S. state of Michigan. The population was 3,711 at the 2020 census, It was named in honor of Hannibal Hamlin, 15th vice president of the United States.
Geography
The township is in western Mason County, sitting on the eastern shore of Lake Michigan. Hamlin Lake, a dammed lake on the Big Sable River, occupies a large portion of the township, and the Lincoln River forms the southern border of the township. Big Sable Point Light and Ludington State Park are located within the township along Lake Michigan. According to the United States Census Bureau, the township has a total area of , of which are land and , or 20.21%, are water.