The Town of Wentworth does not have a police department; however, the town is patrolled by the Lake County Sheriff's Department in Madison, SD.
Sheriff's Office: 605-256-7615
Sheriff's Dispatch: 605-256-7620
State's Attorney: Manuel J. de Castro, Jr. - 605-256-7630
Animal Control: Duane Walburg (To reach the animal control officer, contact any Council Member or the Finance Officer)