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Clay County, Illinois
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Clay County, Illinois Map
An detailed map of Clay County. Click on a nearby County to view more information about that County.
Map of Townships in Clay County, Illinois
An interactive map of county subdivisions in Clay County. In Illinois, that can include Townships, Precincts, and Villages. Find what township you are in now.
Map of Counties in Illinois
An interactive map of Counties in Illinois. Click on a County to view more information about that County.
About Clay County, Illinois
Clay County is a county in the U.S. state of Illinois. As of the 2020 United States Census, the population was 13,288. Since 1842, its county seat has been Louisville, in the center of the county's area.
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