TAX 
REDEMPTION

If your unpaid taxes have been sold, the Clerk's Office can provide you with an Estimate of Redemption.

DELINQUENT PROPERTY TAX SEARCH ONLINE

To check to see if you have unpaid property taxes you can use the Treasurer's Office online lookup.

 TAX EXTENSION 
AND RATES

The Clerk's Tax Extension Department is responsible for calculating property tax rates for all the local taxing districts located within McHenry County. 

TAX AGENCY REPORTS

Reports for local taxing districts for current year tax extension.

TIFS (TAX INCREMENT FINANCING)

Reports, tools & information on TIF Districts - including what they are and how they relate to economic development.

DRAINAGE DISTRICTS

A brief overview of Drainage Districts and their functions.

 
GIS DEPARTMENT

The GIS Department is the Mapping Department for the County. They maintain records for taxing district boundaries.

PROPERTY TAX 101

An overview of the Illinois Property Tax system.

 
TAX FAQS

Frequently asked tax-related and non tax-related questions and a glossary of tax terms to help better understand your taxes.