Coldwater Township is a civil township of Isabella County in the U.S. state of Michigan. The population was 801 at the 2020 census, making it the least-populated township in the county.
Communities
- Brinton is an unincorporated community near the center of the township at It was settled in 1862 and first known as "Letson" after storekeeper Samuel A. Letson, who was also the first postmaster when the post office was established on April 20, 1886. It was renamed on April 17, 1888 for Oscar T. Brinton. The post office operated until November 30, 1906.
Geography
According to the United States Census Bureau, the township has a total area of , of which is land and (0.22%) is water.
Demographics
As of the census
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