Skip to main content
U.S. flag

An official website of the United States government

This site will undergo scheduled maintenance on 2026-05-20 Wednesday from 3:30 PM to 4:30 PM EDT.
During this time, the site will be unavailable. We apologize for any inconvenience.

Wards

Published by data.cityofchicago.org | City of Chicago | Catalog Last Checked: March 14, 2026 at 08:24 PM | Dataset Last Updated: March 09, 2026
Ward boundaries in Chicago from May 2003 to May 2015, corresponding to the dates when a new City Council is sworn in, based on the immediately preceding elections. Neither this description nor the dataset should be relied upon in situations where legal precision is required. The data can be viewed on the Chicago Data Portal with a web browser. However, to view or use the files outside of a web browser, you will need to use compression software and special GIS software, such as ESRI ArcGIS (shapefile) or Google Earth (KML or KMZ), is required.

Resources

4 resources available

Find Related Datasets

Search by Tags

Click any tag below to search for similar datasets

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov