United States County Maps

Find US county maps for each State.

Illinois County Map

Find your Illinois county by searching for your address, or by clicking on the map.

Loading map…

Illinois Counties

Locate my Illinois county

Illinois Townships Map

Loading map…

An interactive map of county subdivisions in Illinois. In Illinois, those subdivisions are Townships, Precincts, or Villages. Find what township you are in now.

Locate my Illinois township

About Illinois

Illinois is a state in the Midwestern region of the United States. It borders Great Lakes to its northeast, the Mississippi River to its west, and the Wabash and Ohio rivers to its south. Its largest metropolitan areas are Chicago and the Metro East region of Greater St. Louis. Other metropolitan areas include Peoria and Rockford, as well as Springfield, its capital, and Champaign-Urbana, home to the main campus of the state's flagship university. Of the fifty U.S. states, Illinois has the fifth-largest gross domestic product (GDP), the sixth-largest population, and the 25th-largest land area.

View on Wikipedia

What is this?

This site has an interactive map of Illinois Counties. Click on the map to find your Illinois county, and view more details. You can also search for your address and use your GPS to find your Illinois County.

Find what County you are in, and see official Illinois County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.