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Maps Produced By The U.S. Government: Illinois

The United States government is a significant producer of maps. This guide covers the major types of maps produced and how best to access them in print or online.

Maps Produced by Illinois

Although not produced by the Federal Government, maps produced by the state of Illinois are often sought after by researchers. Of particular interest are historic state highway maps.

Prints Maps @ UIC

Illinois State Highway Maps, State Park, and a selection of Forest Preserve maps are available in the Maps Unit and Government Documents section of the library. Some geologic maps of Illinois may also be available. County maps, particularly Cook County, are available in the Maps Unit. Check the library catalog for location and availability.

Print maps held by the Maps Unit are accessible by request during Special Collections hours. The online tools listed in this guide may be used to determine the map(s) needed prior to scheduling a visit.

Illinois State Highway Maps

Illinois State Geological Survey (ISGS)

Illinois Public Lands

Information and maps for State Parks can be found through the Illinois Department of Natural Resources website. For county forest preserves, one must visit each county website individually for information; the information provided varies. The Forest Preserve District of Cook County information is provided as an example.


Counties produce a plethora of maps pertaining to such things as elections and taxing districts. The amount of information posted online may vary by county. Cook County is provided here as an example.