Hudson Township is a civil township of Mackinac County in the U.S. state of Michigan. As of the 2020 census, its population was 193.
- Hog Island Point State Forest Campground
Communities
- Garnet is an unincorporated community in the township at . This was a stop on the Minneapolis, St. Paul and Sault Ste. Marie Railway named Welch in 1891. A settlement had developed around a sawmill and general store. A post office opened with the name Welch on November 4, 1898. The name was changed to Garnet on December 31, 1904, and was discontinued on February 4, 1972. It was a rural branch/CPO until January 13, 1978.
- Rexton is an unincorporated community in the township at . It was the headquarters for the D. N. McLeod Lumber Company. Canadian bankers financed building the railroad through here, and the settlement is said to have been named in honor of the king of England.