The Polk County Sheriff's Office Administrative hours are Monday - Friday 8am to 4pm. The office is closed for all State of Missouri observed holidays. The administrative officers also make up the Sheriff's Office Executive Staff. The executive staff is responsible for reviewing and establishing office policy. The executive staff also works as a review board for any issue Sheriff Morrison deems necessary from personnel issues to the office budget. The Polk County Sheriff's Office Administration consists of Undersheriff Rod Parks, Lieutenant Billy Simpson, Office Administrator Shae Voris and Jail Administrator Sgt. Rich Myers.