Miller Township is one of the twenty-two townships of Knox County, Ohio, United States. The 2020 census found 1,095 people in the township. No municipalities are located in Miller Township. Miller Township was named for James Miller, a pioneer settler who gave elections officials five and one half gallons of whiskey to secure the honor. It is the only Miller Towns…Miller Township is one of the twenty-two townships of Knox County, Ohio, United States. The 2020 census found 1,095 people in the township. No municipalities are located in Miller Township. Miller Township was named for James Miller, a pioneer settler who gave elections officials five and one half gallons of whiskey to secure the honor. It is the only Miller Township statewide.