MissionThe mission of the Cook County Assessor’s Office is to deliver accurate and transparent assessments of all residential and commercial properties. We serve every community in the County …

Click here to access our advanced search tool, where you can locate your property by address, PIN, or neighborhood.

In areas outside the City of Chicago, assistance may be available at local township assessors' offices. Our office will be closed on the following designated holidays.

Master your property search with official Cook County tools for valuation, comparisons, and informed tax appeal decisions.

The Cook County Assessor's Office in Chicago, Illinois, provides accurate and transparent assessments of residential and commercial properties, determining property tax liabilities and offering a Property …

Our team of appraisers provides independent property valuation and consulting services, including advising clients on real estate, business and investment decisions such as buy-sell-hold and lease …

What are people saying about appraisal services services in Chicago, IL? "I had the pleasure of working with Lance Kirshner and his associates in the sale of my condo. Lance was always very professional, …

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Important: This site provides access to the Cook County Assessor’s Office property records database. To access the records, you can search by your Property Index Number (PIN) or by Address.

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