Search results
The county has a wealth of map information that it wants to share with the public. Begin your search by entering an address, property identification number (PIN), or intersection. 10 digit PIN Address Intersection. Go straight to the map.
Cook Central: Centralizing Maps, Apps, and Data. From property and boundary data, to transportation, social service, and environmental data, Cook County owns and manages a huge amount of geospatial data.
Search by an address, PIN, or intersection in the search box above or Zoom into the map and select a parcel manually. Click on a highlighted parcel to get a pop-up with more information such as property details and district details.
Cook County, including its seat, the City of Chicago, is the most populated county in the State of Illinois and the second most populous county in the United States. It has a population of over 5.2 million (2010 Census) within its 956 square miles situated in Northeastern Illinois.
Research Neighborhoods. Home Values, School Zones & Diversity. Instant Data Access! Rank Cities, Towns & ZIP Codes. by Population, Income & Diversity. Sorted by Highest or Lowest! Maps & Driving Directions. to Physical, Cultural & Historic Features.
Cook County Tax Map Viewer
Cook County is the most populous county in the U.S. state of Illinois and the second-most-populous county in the United States, after Los Angeles County, California. More than 40 percent of all residents of Illinois live within Cook County. As of 2020, the population was 5,275,541.
There are three ways to search for a location on the map: property identification number (PIN), property address, or street intersection. Click the radio button of the type of search you would like to perform, then enter the PIN, address, or intersection into the search box, and click the button with the magnifying glass to do the search.
Cook County GIS Department and the Cook County Clerk's Office produce many standard maps that are easy to access and easy to use, in the familiar PDF format, ready to be printed. The GIS Department provides township and commissioner district maps.
Use this web application to view and interact with maps and data from Cook County GIS. Customize your map with various layers, tools, and options.
