All properties in Cook County are reassessed on a triennial schedule. Every three years, the new valuations – along with appeals, exemptions, local tax levies, and assessments of nearby properties – determine the amount of future property tax bills.

The Assessor’s Office, the Board of Review, the Cook County Clerk, and the Cook County Treasurer all … Read More ›

There are several different classes, or types, of property in Cook County, Illinois. One of these classes is residential property which includes single-family homes and townhomes. This category also includes condominiums and cooperatives with 6 units or fewer. In some cases, mixed use buildings are also classified as residential property.

How are residential property tax bills … Read More ›

Illinois has now surpassed New Jersey for the highest effective property tax rates in the nation, according to a recent report by Attom Data Solutions.

Illinois’ 2023 effective property tax rate, calculated as taxes paid relative to median home value, is 1.88%. This rate, the highest in the country, increased from 1.78% the previous year.

Illinois Property … Read More ›

Your property tax bill in Chicago and Cook County is based on the assessed value of your property. That value, in turn, is based on a large number of factors. When even one of those factors changes, the assessed value of your property could go up.

The Cook County Assessor’s Office has a lot of information … Read More ›