Supervisor of Assessments
Our mission: Serve Taxpayers, Township Assessors and the Board of Review in a
professional, helpful and friendly manner while ensuring the timely and accurate
processing of assessments, exemptions and tax maps.
2017 TOWNSHIP PUBLICATION INFORMATION
The following are the townships, date of publication and newspaper in which they are being published. Click on the township for the list of parcels being published. Only those parcels that had changes by the Township Assessor will be published.
Cherry Valley, Rockford and Owen Townships, Wednesday, July 19, 2017 in the Rockford Register Star
Durand/Laona Multi-Township, Wednesday, July 19, 2017 in the Volunteer
Harlem Township, Thursday, July 20, 2017 in the Post Journal
Rockton, Roscoe and Shirland Townships, Thursday, July 20, 2017 in the North Suburban Herald
Burritt/Harrison Multi-Township, Pecatonica/Seward Multi-Township and Winnebago Township, Thursday, July 20, 2017 in the News Gazette
Real Estate Assessment Complaint Filing Deadline Date is Monday, August 21, 2017. Additional Evidence will be accepted for complaints requesting a reduction of less than $100,000 in assessed value until September 15, 2017 and for complaints requesting a reduction of $100,000 or more in assessed value until October 5, 2017.
APPROVED JUNE 12, 2017
Please take a few moments to complete a survey so that we may better serve our taxpayers! You may either fill it in, print and send by U.S. Mail or click "send by email" at the bottom of the survey.
A Brochure with information regarding distress sales is available in the Supervisor of Assessments Office and at the link below:
The Winnebago County Supervisor of Assessments is required to assemble all Township Assessors annually and instruct them in uniformity of their functions. The meeting for 2016 assessments was held on December 18, 2015. The information presented at the meeting also needs to be made available to the general public. We are making it available by posting it on our website. This information should serve to keep the taxpaying public better informed and demonstrate our commitment to openness and transparency.
Select "Homestead Exemption Information" on the right and select the "2017 Rental/Owner Occupancy Exemption Application" form from the drop-down. Print the form for completion. The application and a copy of the lease verifying occupancy on January 1, 2017 by the tenant listed on the application are required to qualify for the exemption. The application and lease are due before April 1, 2017.
Select "WINGIS" on the right.
The "Sales Locator" tool link is located at the top of the main WINGIS page under Maps.
Winnebago County covers 520 Square Miles and has a population of 295,266 (2010) with 122,144 taxable parcels.
The Supervisor of Assessments Office is responsible for the publication and mailing of Assessment Change Notices on all taxable parcels. The Office also maintains all records for Homestead Exemptions. They assist taxpayers with the filing of property tax exemptions and any questions they may have in understanding the assessment process for their property.
The Supervisor of Assessments Office also assists Township Assessors in the performance of their duties, as well assisting the Board of Review in completing their responsibilities to maintain a timely tax cycle.
Thomas J. Walsh, Supervisor of Assessments: firstname.lastname@example.org
404 ELM ST RM 301
ROCKFORD, IL 61101
The Supervisor of Assessments office is open Monday through Friday from 8:00 a.m. to 5:00 p.m.
Waste-Fraud-Abuse Hotline: click here