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Williamson County, Illinois tax sale

Last checked Wed, Oct 28, 2026

Information only, not investment or legal advice. Sale dates, terms and deadlines change; always confirm with the county before you register or bid.

Upcoming sales

No dated 2026 sale is posted on the county's page; it says only that the sale is held annually in December.

Sale details

Sale type
lien
Format
Unknown
Schedule
The tax sale in Williamson County is held annually in December.
How to bid
The tax buyer who bids the lowest interest rate pays the County Treasurer's office the taxes due plus the cost of the sale and fees. Registration, time, location and fee amounts are not stated on the page. Redemption questions go to the County Clerk (618-998-2110).

County contact

Office
Williamson County Treasurer
Phone
618-997-1301 (contact block on the county's Guide to Tax Process page, which does not name the office); County Clerk for redemptions 618-998-2110
Address
407 N Monroe, Marion, IL 62959
Website
https://www.williamsoncountyil.gov/guide-to-tax-process/

Sources

Source: Williamson County, Illinois official websites listed above. TaxAuctionLists is independent and is not affiliated with or endorsed by Williamson County.

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