Sugar Island Township is a civil township of Chippewa County in the U.S. state of Michigan. The population was 653 at the 2020 census. The township consists of Sugar Island, several smaller islands, and the surrounding waters in the St. Marys River.
Sugar Island Township is a civil township of Chippewa County in the U.S state of Michigan. The population was 653 at the 2020 census. The township consists of Sugar Island, several smaller islands, and the surrounding waters in the St. Marys River.