St. Marys Township is a township in Pottawatomie County, Kansas, United States. As of the 2020 census, its population was 3,832.

History St. Marys Township was established in 1882.

Geography St. Marys Township covers an area of 38.435 square miles (99.55 square kilometers). The Kansas River flows through it.

Communities St. Marys

Adjacent townships

Transportation Major highways

Further reading

References