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Supervisor of Assessments

Current News:

  • Please click here for a copy of the 2019 Winnebago County Board of Review Rules and Regulations.


  • Pursuant to 35 ILCS 200/10-120 the annual County Farmland Assessment Review Committee meeting and public hearing was held on Wednesday, May 29, 2019. The Committee concurred with State-certified 2020 farmland values and the implementation procedures thereof for the 2020 tax year.


  • The 2019 Board of Review will be convening on June 3, 2019.  The meeting will be held at 9am in Room 301 in the County Administration Building.  Click here for a copy of the agenda.


Contact Us: 

Main Office:  815-319-4460                        

Mapping:  815-319-4464

Fax:  815-319-4461


Supervisor of Assessments Office                              

404 Elm Street, Room 301

Rockford, IL 61101


Office Hours: Monday through Friday 8:00am - 5:00pm (closed holidays)

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