Winnebago County Logo
Join Our Newsletter!
 

Supervisor of Assessments


Current News:


  • *NEW* - Historical information regarding Winnebago County's Equalized Assessed Value can be found at the following links:

                           1981 - 2018 Countywide EAV Table

                           1981 - 2018 Countywide EAV Graph


  • The 2019 assessment notices will be mailed on August 12th, with publication to follow on August 14th & August 15th. Property owners will then have a little over 30 days from the date of publication to file an assessment complaint with the Winnebago County Board of Review.  The deadline for filing 2019 complaints will be September 16th, 2019.   

 

  • The 2019 Publication lists can be found here.

 

  • The 2019 Winnebago County Board of Review Complaint Form can be found here.

 

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

 

  • Questions about Equalization and how it affects your Property Assessment? Click here.

 


Contact Us: 

Main Office:  815-319-4460                        

Mapping:  815-319-4464

Fax:  815-319-4461

Email:  soa@wincoil.us

Supervisor of Assessments Office                              

404 Elm Street, Room 301

Rockford, IL 61101

 


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

Facebook Twitter