&sq=Qlik&lang=&file=File:Jefferson_County_Courthouse_in_Mount_Vernon.jpg)
The Jefferson County Courthouse is a government building in Mount Vernon, the county seat of Jefferson County, Illinois, United States. Built in 1939 by the federal Works Progress Administration, it is the fifth courthouse to serve Jefferson County.
The Jefferson County Courthouse is a government building in Mount Vernon, the county seat of Jefferson County, Illinois, United States. Built in 1939 by the federal Works Progress Administration, it is the fifth courthouse to serve Jefferson County.