COVID-19 NEWS: Beginning Monday, November 16, 2020 all of our offices will be closed to the public.
As of Monday, November 16th, the downtown and suburban offices of the Cook County Assessor's Office are closed to the public.
Our phone lines remain open to the public during normal business hours and assistance is available via our website and social media channels.
Please note we may not be able to reply to your email for up to two days. You can read about other ways to access CCAO services here.
Before sending an email to our office, please review the list of resources below for an answer to your question.
Some additional frequently asked questions, with links to their answers:
If you cannot find an answer to your question above, send us an email using the form below. Thank you for your patience.
Your Property Index Number (PIN) is printed on your tax bill, your property closing documents and deed, and notices from the Assessor's office (such as your assessment notice).
Don’t know the property’s PIN? Search by address.