Winnebago County Property Tax Resources 2025

WINNEBAGO COUNTY – Rep. John M. Cabello hosted his second annual wave of Property Tax appeals events this August. Rep. Cabello put together the resources below for residents looking to file a Property Tax Appeal for 2025. Any questions regarding the information below can be directed to Rep. Cabello’s office at 815-974-0090. See the resources below:

Rep. Cabello’s 2025 Property Tax Appeal Presentation

Winnebago County Assessor Information (by Township)

2025 Assessment Complaint Packet

Example Assessment Notice

2025 Board of Review Rules

2025 Key Property Tax Dates

2025 Exemption Information