Enter a property PIN
The active assessment snapshot is used to identify the subject property and its available public characteristics.
A focused search for useful comparable evidence.
Cook County publishes a large amount of property and assessment data. This tool processes that information and returns a small set of nearby properties that may help place your assessment in context.
Review the strongest matches
The app compares nearby public records and returns the best available evidence rather than a long, unfiltered property list.
Verify important details
Public records can be incomplete. Confirm any property you plan to use against the official Cook County record.
Useful evidence, not an outcome promise.
The result is designed to support homeowner research. It does not file an appeal, provide legal advice, or guarantee a reduction.