Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Jefferson Township is one of the fourteen townships of Madison County, Ohio, United States. The 2000 census found 6,935 people in the township, 2,604 of whom lived in the unincorporated portions of the township. The village of West Jefferson is located in central Jefferson Township. It is one of twenty-four Jefferson Townships statewide.