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.

If you are unable to submit your form and attachments through our website, you may print the form 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: treasurer@willcountyillinois.com

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

If you are submitting your request through our website, please read this page and complete the following form:







If you want electronic copies, please specify the format you'd like:

The Will County Treasurer’s Office will provide documents in the electronic format requested, if feasible.

It is a violation of the Freedom of Information Act for a person to knowingly obtain a public record for a commercial purpose without disclosing that it is for a commercial purpose, if requested to do so by the public body pursuant to 5 ILCS 140/3.1(c).

If you are requesting a waiver of any fees for copying the documents, you must attach a statement of the purpose of the request and whether the principle purpose of the request is to access or disseminate information regarding the health, safety and welfare, or legal rights of the general public pursuant to 5 ILCS 140/(c).