Knox County Tax Assessor

Knox Tax Assessor offices are responsible to carry out the mandate of Illinois in Knox 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 Knox 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.

Knox Tax Assessor: Knox County Supervisor of Assessments

Tax Assessor Office Address: 121 S. Prairie St., Suite 1, Galesburg, IL 61401

Phone: (309)345-3845

Fax: (309)343-0063


Zip Code: 309

Office Hours: Central

Schedule an Appointment with Knox County, Illinois Property Tax Assessor

The Knox 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 Knox tax assessor office is also tasked to provide supplemental bills, business property taxes, and other vital information for transparency.

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