The purpose of the Treasurer's Office is to assist taxpayers of Winnebago County, collect funds and distribute to the taxing districts throughout the year. The office has many other duties outside of property and mobile taxes. The Treasurer's Office is also responsible for: investment of county funds, balance bank statements, record and manage bankruptcies, enter owner information for newly recorded deeds, change addresses for taxpayers, process tax bill corrections received from the Supervisor of Assessments office, mail refunds, receive and record deposits daily, issue mobile home certifications, collect and deposit Hotel/Motel tax fees. Additionally, we accept payments for miscellaneous county fines and deferred prosecution, as well as register, process, call and balance our annual tax sale. Susan J. Goral has been the Treasurer of Winnebago County since 1999 and has been employed by the Treasurer's Office since 1979. Sue and her staff are available to assist taxpayers with any problems or issues they may have with their taxes in person, by phone or via email during office hours. 

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Susan Goral


Contact Us

404 Elm Street, Room 205
Rockford, Illinois 61101
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(815) 319-4400


Office Hours

Monday through Friday
8 a.m. – 5 p.m.

Mailing Address

Winnebago County Treasurer
P.O. Box 1216
Rockford, IL 61105


View or Pay Bill

Tax Information

Understanding Your Bill

Payment Reminder Notifications

Forms: A/C, FOIA, Tax Distributions, District Contacts, Interest Calculations