Assessor's Office Locations
Please note: as of Monday, March 16th, 2020, all of our offices including branch offices are closed to the public until further notice. The Cook County Assessor's Office will continue to provide services. For assistance, please contact us online.
118 N. Clark Street, Room 320
Chicago, IL 60602
Bridgeview Branch Office
10200 South 76th Avenue, Room #237
Bridgeview, IL 60455
Markham Branch Office
16501 S. Kedzie Ave.
Markham, IL 60426
Skokie Branch Office
5600 W. Old Orchard Rd., Room #149
Skokie, IL 60077
In suburban areas, assistance is also available at local township assessors' offices.
Where do I find my PIN?
Your 14-digit 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).
Enter PIN to see property details
Don’t know the property’s PIN? Search by address.