Sarcoxie Township is a township in Jefferson County, Kansas, United States. As of the 2000 census, its population was 958.
Sarcoxie Township covers an area of 31.03 square miles (80.36 square kilometers); of this, 0.14 square miles (0.36 square kilometers) or 0.45 percent is water. The stream of Plum Creek runs through this township.
The township contains one cemetery, Hardy Oak.