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Cook County, Illinois tax sale
The Cook County Treasurer annual tax sale notice. At the Annual Tax Sale, the treasurer offers the delinquent tax, plus interest and penalties. That is a sale of the tax, not a sale of the property. The office says it anticipates the next Annual Tax Sale in December 2026.
Source: Cook County Treasurer tax sale information. We email you when the wording on that page changes. Timestamps and the site menu are ignored. Check the official page for current dates.
The official page is what we watch. It does not publish a simple parcel table we can quote here.
The treasurer says bidders must review the rules, register, and provide collateral or a bond. Read the official page before you bid.