The Clinton County Board is the legislative body in Clinton County, Illinois, made up of 15 board members who are elected by district for four- and two- year terms. The county board sets policy and laws for the county regarding property, public health services, public safety, and maintenance of county highways.About the Clinton County Board Members Since 2022, Clinton County is presided over by the County Board Chairman, Brad Knolhoff.
Composition Affiliation Members Republican Party 15 Democratic Party 0 Total 15
List of members This is a list of the Clinton County Board Members in order by district. This list is current as of September 2025. District Commissioner Term Expires PartyChairman Brad Knolhoff 2026 Republican1 Nelson Heinzmann 2026 Republican1 Ken Knolhoff 2026 Republican1 Joe Jansen 2028 Republican2 Brad Knolhoff 2026 Republican2 Jeff Crisel 2026 Republican2 Greg Riechman 2028 Republican3 Mike Strieker 2026 Republican3 Ann Schroeder 2028 Republican3 Mike Hilmes 2026 Republican4 David Viezer 2028 Republican4 Mike Rakers 2026 Republican4 Kurt Schmitz 2028 Republican5 Gary Arentsen 2028 Republican5 Bruce Rapien 2028 Republican5 Curt Haselhorst 2026 Republican
References
External links Clinton County (official government website) Board Members & Elected Officials