Winnebago County Tax Assessor

Winnebago Tax Assessor offices are responsible to carry out the mandate of Illinois in Winnebago county. The law mandates that all real properties are subject to taxation unless exemption is imposed. Tax assessments are necessary in support to the required services to IL residents. Tax assessments go to services such as those provided for law enforcement, education, fire protection, parks and recreation, and many more.

The Winnebago county directory portal for local tax assessor offices provides a comprehensive guide to the public. The site includes the name of the assigned tax assessor office for easy reference and related transaction.

Winnebago Tax Assessor: Winnebago County Supervisor of Assessments

Tax Assessor Office Address: 404 Elm St., Room 301, Rockford, IL 61101

Phone: (815)319-4460

Fax: (815)319-4461


Zip Code: 815

Office Hours: Central

Schedule an Appointment with Winnebago County, Illinois Property Tax Assessor

The Winnebago county, IL tax assessor office provides the necessary services to estimate the real property value within its jurisdiction. The property value is an essential component in computing the property tax bills. The Winnebago tax assessor office is also tasked to provide supplemental bills, business property taxes, and other vital information for transparency.

Contact your Winnebago tax assessor office for tax information and other related inquiries and concerns.