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Property Tax and Tax Information | Winnebago County Offices

404 Elm Street, Rockford, IL 61101

Eligibility

Open to Winnebago County residents

Required documents

Upon request

(815) 319-4460
Voice·

Main Phone

Application process

Call for services

Fees

None

Service area

Winnebago County, IL

Responsible for the publication and mailing of assessment change notices on all taxable parcels. The office also maintains all records for homestead exemptions. Assists taxpayers with the filing of property tax exemptions and any questions they may have in understanding the assessment process for their property. Also collects all delinquent (past due) taxes from sold properties and issues tax deeds. 

The tax redemption area computes and collects payments for past due or unpaid taxes.

Last assured

02/18/2026

Providing organization

Winnebago County Offices

Provides county government services to the Winnebago County area.