Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Jackson Township is one of the sixteen townships of Brown County, Ohio, United States. The 2000 census found 1,221 people in the township. It is one of thirty-seven Jackson Townships statewide. The township is governed by a three-member board of trustees, who are elected in November of odd-numbered years to a four-year term beginning on the following January 1.