Maps marked below have been updated for the March 2012 Presidential Primary based on the 2010 U.S. Census as passed by the General Assembly and signed into law by the Governor.
The Cook County Clerk’s office produces a plethora of maps pertaining to elections and taxing districts. All of our available maps are posted here as PDFs (Adobe Acrobat may be required.)
If you are looking for your polling location or your elected officials, please use the Your Voter Information tool.
Property tax maps that show the boundaries of each parcel are available for purchase through the Clerk's map department.
The boundaries of 11 U.S. Congressional districts stretch into Cook County. View our maps with both street data and precinct information.
There are 30 Illinois Senate districts in whole or part in Cook County. Each district is comprised of two state representative districts.
View each state representative district map with street data or precinct information.
This collection of maps includes Cook County's townships, municipalities, school districts, and more.
These maps provide boundaries of the County Board Commissioner districts located within suburban Cook County with street and precinct detail.
This map provides the boundaries of the three Board of Review districts.
Here you will find a map of the precinct boundaries within each of Cook County's 30 townships.
Cook County is home to 132 municipalities, as displayed on this map.
Four maps are featured here of elementary, high school and college district boundaries.
Cook County is home to 54 library districts and 102 park districts.
Each year, the Clerk's office prepares updates maps of about 400 active tax increment financing districts, grouped by suburban township or section of Chicago.
Following elections, the Clerk's office produces maps based on turnout, Early Voting, and race results.
Prior to each election, Early Voting is offered throughout suburban Cook County. This map shows you those locations.
These maps provide boundaries of the Judicial Subcircuit districts located within suburban Cook County with street and precinct detail.
These maps show you which districts have races that are contested, meaning there are more candidates than openings.
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For information call: (312) 603-5656