Duplain Township is a civil township of Clinton County in the U.S. state of Michigan. The population was 2,303 at the 2020 census.
Communities
- The village of Elsie is located within the township.
- Craven's Mills was platted as a village in 1845 at the time the three Craven brothers built a mill here. It was abandoned and the various stores moved to Elsie in 1857.
- Duplain is an unincorporated community in the township at on the Maple River, which was previously known by its French name, Rivière du Plain. The township was first known as Sena when set off in 1840, but became Du Plain when organized in 1841. The community was first settled by a group from Rochester, New York, and became known as the Rochester Colony. It was platted with the name Mapleton by Edward R. Everest in 1837, and a post office with that name was established on January 29, 1844. The post office was renamed Duplain on December 12, 1844, and operated until March 14, 1903.
Geography
According to the United States Census Bureau, the township has a total area of , of which is land and (0.82%) is water.
Duplain Township is located in the northeast corner of Clinton County and is bordered on the east by Shiawassee County and on the north by Gratiot County.
Demographics
As of the census