COVID-19 Adjustments to Property Values
May 28, 2020: See how the Assessor's Office calculated COVID-19 Adjustments to property values of homes and commercial properties in the South and West suburbs.
Please note that offices are currently closed to public visitors. Here's how to access services and assistance.
Online tools
Many exemptions, appeals, and supporting documents can now be filed online with the Cook County Assessor's Office.
For Homeowners
The deadline to apply for property tax-saving exemptions was Friday, April 10.
For Business Owners
Learn about commercial property reassessments and find incentives and tools for business owners.
Is it too late to apply for exemptions?
If your home was eligible for a homestead exemption in a prior tax year (2016, 2017, or 2018) and you already paid the full tax amount billed for that year, the Assessor’s Office can help you obtain a refund through the Certificate of Error process.
Enter PIN to see property details
Don’t know the property’s PIN? Search by address.
Latest News
Mailing Contains Assessor’s COVID-19 Adjustment to Property Values
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