Morris Township is one of the twenty-two townships of Knox County, Ohio, United States. The 2020 census found 2,098 people in the township. Small parts of two municipalities are located in Morris Township: the city of Mount Vernon, the county seat of Knox County, in the southeast; and the village of Fredericktown, in the northwest. The unincorporated comm…Morris Township is one of the twenty-two townships of Knox County, Ohio, United States. The 2020 census found 2,098 people in the township. Small parts of two municipalities are located in Morris Township: the city of Mount Vernon, the county seat of Knox County, in the southeast; and the village of Fredericktown, in the northwest. The unincorporated community of Knox is located in Morris Township.