Grundy County

Official Website of Grundy County Government Offices


How do I read my Tax Bill?

  1. STIF Base Value = assessment frozen for senior's base year.
  2. Fair Market Value / 3 = Total Value.
  3. Total Value - Exemption = Net Value.
  4. Net Taxable Value x Tax Rate % = $ taxes.
    Itemized statement show $ to each district.

Where can I pay my Tax Bill?

Tax bills may be paid at the County Treasurer's Office.

Debit or Credit Card payments are accepted.

Monday — Friday • 8:00 AM — 4:30 PM

111 E. Washington Street, Room 33
Morris, IL 60450
Phone (815) 941-3215 • Fax (815) 941-3448

The Treasurer's Office is located in the Courthouse Building, 111 E. Washington Street, across from the Morris Post Office.

You can also pay your taxes at your local financial institution.

Banks that accept County Tax Payments are:

Grundy Bank
First Midwest Bank
Centrue Bank
Standard Bank & Trust
Mazon State Bank
First Federal Bank
Harris Bank
Heartland Bank
The Private Bank
Twin Oaks Savings - Division of Ottawa Savings
Morris Building & Loan
First National Bank - Morris