County Treasurer



Williamson County Treasurer
407 N. Monroe Street, Suite 104
Marion, IL 62959
Phone: 618-998-2142
Fax: 618-997-2541

Office Hours: Monday-Friday, 8:00 a.m. - 4:00 p.m.

Contact Us

Property Tax Payment Dates

1st Installment: TBD, 2024

2nd Installment: TBD, 2024

 Make checks payable to: "Ashley Gott, County Treasurer"


View Your Property Tax Bill Pay Real Estate Taxes Online Pay Mobile Home Taxes Online

A 1-1/2% interest amount will be charged on the delinquent amount per month or ANY portion of a month.

To avoid the publication of your name as being a delinquent taxpayer, your payment must be received by To be Announced.

The property tax sale will be TBD, 2024.

No property tax payments will be accepted after TBD, 2024.

There is a $25 processing fee, in addition to any accrued statutory interest, for each check that is returned by the taxpayer's bank for any reason.

There is a $5.00 duplicate bill fee (per bill) for all non-original bills requested by a 3rd party. (This includes requesting the bill in person, over the phone, via email, or printing the bill from the Treasurer's website). A separate check for the duplicate bill fee is required.