The Will County Treasurer’s Office accepts requests to inspect or copy records via U.S. Mail, courier, email, personal delivery, and fax. The request does not need to be submitted on a standard form; however, a FOIA Request Form is available.  You may read our FOIA Policy here.

Please provide as much specific detail as possible to help identify the information that you are seeking.

Please print the form, complete it, and submit in one of the following manners:

  • By U.S. Mail, personal delivery or courier to our office at 302 N. Chicago Street, Joliet, IL 60432.
  • By fax to: 815-740-4695
  • By E-mail to:

Please call 815-740-4675 if you have any questions or concerns.