Cook County Assessor's Office Online Payments

If you would like to pay a fee for an Incentive Application, a Property Division, or a FOIA matter you may pay in person at the Cook County Assessor’s Office, by mail or online using this website to process the payment through Lexis-Nexis/Vital Check. Credit or debit card payments are accepted.

If paying online, you will need:
  • the property index number (PIN) for the property
  • for incentives, the type of incentive sought for the property
  • the exact amount required to be paid as noted on the CCAO list of fees

Please click the appropriate link to pay online.

Incentives

Incentive Applications, Class Changes, AHSAP and other Incentivce related items will be available here.

Coming 2025

Divisions

Division Petitions, Tracts and other division related items will be available here.

Available now

FOI

Select Freedom of Information purchasable items will be available here. Please note that not all items can be purchased online as they may require legal agreements and authorization prior to purchase.

Coming 2025

You will be asked to provide an email address in order to receive a receipt via email. The Assessors office will receive confirmation of payment by sending an email as well.


The Assessor’s Office does not retain personal payment information; only Lexis-Nexis Vital Check receives payment details and generates a receipt. The Assessor’s Office does not manage the payment details and is not responsible for charges made to your credit/ debit card accounts. All concerns about online charges should be directed to Lexis-Nexis Vital Check or your credit card provider.

UAT POST test (CCAO to LN)

Example creates a form post as a new limited display to post to LN UAT:

CCAO self-testing sample submission (looks for json in body)

Accepts json in POST: