Tax Information

Property Tax Year 2023
Payable in 2024

City Tax Rate
Braceville8.10%
Carbon Hill6.00%
Channahon8.27%
Coal City7.23%
Diamond5.78%
East Brooklyn8.41%
Gardner8.13%
Godley7.43%
Kinsman8.32%
Mazon8.88%
Minooka7.94%
Morris7.38%
Seneca6.48%
South Wilmington8.48%
Verona8.39%

Sales Tax Rates of Surrounding Areas

County Tax Rate
Grundy County6.25%
LaSalle County - Ottawa7.50%
Will County - Joliet8.00%
Kendall County - Yorkville8.25%
Livingston County - Dwight8.25%
Kankakee County - Kankakee8.25%

Illinois Tax System:

  • Corporate Income Tax Rate: 9.5% (.0950) as of 2024 tax year
  • Individual Income Tax Rate: 4.95% (.0495) as of 2024 tax year
  • State Sales Tax:  6.25% general merchandise

Grundy County Property Taxes by Type

Grundy County Assessed Value

For more information visit https://www.grundycountyil.gov/assessor/ or https://www.grundycountyil.gov/treasurer/

To search for a property or PIN in Grundy County click here

To find a current or past tax bill click here.

The GEDC and the Grundy County Chamber are seeking proposals for an Economic Diversification and Resiliency Plan for Grundy County. To learn more and to view the full RFP, click here. Submissions accepted via email until February 9, 2024 at 4 PM.