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 Welcome to Antioch Township Assessors Office

For your convenience, we are scheduling appointments
PLEASE CALL OUR OFFICE TO SCHEDULE AN APPOINTMENT
 
Same day appointments MAY be available
Walk-ins will be allowed only if there are open slots on the calendar

When both of our phone lines are occupied, a busy signal occurs, if you get a busy tone, please try again in a few.
Our Office hours are Monday - Friday 8:30AM - 4:30PM

2025 Appeals
Publishing: August 28, 2025
Deadline to Appeal: September 29, 2025
Antioch 2025 Multiplier is 1.0801 (8.01%)
In Lake County, on an annual basis the Chief County Assessment Officer determines the level of assessment in each township based upon the sales transactions that occurred in the three years prior to the assessment date. 
Blue Sheets for 2025 are mailed out by Lake County 
For dates or info visit the county website at lakecountyil.gov/4219/Assessment-Notices

Have you filed for your exemptions?

There are different exemptions that will reduce or defer an increase in the equalized value of your property.

General Homestead Exemption
Senior Homestead Exemption
Low Income Senior Freeze Exemption
Disabled Persons Exemption
Disabled Veterans Exemption

Are you on our email list?
We keep our residents in loop regarding any upcoming exemption renewals, assessment sheets, tax bills or other news.

Property Tax Bills

2024 Property Tax Bills bill be mailed out May 1, 2025
Due Dates
1st Installment due June 4, 2025 
2nd Installment due Sept 4, 2025
Property Tax Payment Options
Property Tax Understanding Bill
Property Tax View Tax Bill
Property Tax Qualify for Exemptions

For Any Tax Related Questions
Call Lake County Treasurer's Office 847-377-2323
Or visit lakecountyil.gov/198/Treasurers-Office

Office Hours 

Monday – Friday  8:30AM-4:30PM 

*Hours subject to change due to staffing*

Office Address 

1490 Main Street

Antioch, Illinois 60002

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