High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Penn Township is one of the seventeen townships of Highland County, Ohio, United States. The 2000 census found 1,055 people in the township. Statewide, the only other Penn Township is located in Morgan County. 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.