Tiffany S. O'Brien

Treasurer

Appointed July 2022

Elected December 2022

Republican

Phone:  (815) 732-1100

Software:  Devnet

Population:  52,085

Zone:  IV

Welcome to Ogle County, Illinois. 

2022 Payable 2023, Property Tax Due Dates:

Mailed -  May 5, 2023.

1st Installment - Due THURSDAY, June 8, 2023

2nd Installment - Due Friday, September 8, 2023

2023 Mobile Home Local Service Tax Due Date:

Mailed - March 10, 2023

Due - May 12, 2023 

Office Hours:

• Property Taxes...........Monday - Friday 8:30 - 4:30. except Holidays

2023 Holiday Closing

January 2 - New Year's Day (observed)

January 16 - Martin Luther King Jr. Day

February 13 - Lincoln's Birthday (observed)

February 20 - Washington's Birthday (observed)

April 7 - Good Friday

May 29 - Memorial Day

July 4 - Independence Day

September 4 - Labor Day

October 9 - Columbus Day (observed)

November 10 - Veteran's Day (observed)

November 23-24 - Thanksgiving Day Holiday

December 25 - Christmas Day

Contact Information:

• Property Tax..............(815) 732-1100
• Fax.............................(815) 732-1454
• Email.......................... treasurer@oglecountyil.gov
• County Website...........www.oglecountyil.gov
• Office Staff
  • Chief Deputy Treasurer.....Laura McKean
  • Tax Deputy.....................Vacant

Our Location:

Ogle County Treasurer’s Office
105 S. 5th Street, Suite 114

PO Box 40
Oregon, IL 61061-0040

Please visit the Ogle County Treasurer's official webpage here:

https://www.oglecounty.org/departments/treasurer/index.php