Liberty Township is a township in Jackson County, Kansas, United States. As of the 2000 census, its population was 513.
Liberty Township was formed in 1872.
Liberty Township covers an area of 35.43 square miles (91.76 square kilometers); of this, 0.06 square miles (0.14 square kilometers) or 0.15 percent is water. The stream of Spring Creek runs through this township.