Mercer County, Illinois is governed by a 10-member governing board. The current chair, county board is Josh Frieden. See all 10 named officeholders and how to reach each office.
Population: 15,229.
Selected officeholders: Chair, County Board: Josh Frieden · State's Attorney: Grace Simpson · Sheriff: Dustin Terrill · County Clerk: Brian Gerber · Clerk of the Circuit Court: Kristin Relander · Recorder of Deeds: Brian Gerber.