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Every assessed property value in Cook County from 2010 to 2020 includes three distinct assessment stages per year: CCAO Mailed, CCAO Certified, and Board of Review Certified final values. The data, archived from the Cook County Assessor's office, allows direct comparison of valuations across different government agencies.
Dataset is marked as archived, indicating it is no longer actively maintained or updated. Available in multiple formats (CSV, JSON, XML, RDF), but size and row counts are unspecified.
| # | Column Name |
|---|---|
| 1 | Tax code |
| 2 | Class |
| 3 | PIN |
| 4 | Township code |
| 5 | Year |
| 6 | Appeal filed with BOR |
| 7 | CCAO reviews |
| 8 | Township name |
| 9 |
| CCAO mailed AV |
| 10 | CCAO Neighborhood |
| 11 | BOR adjustment indicator |
| 12 | CCAO adjustment indicator |
| 13 | Appeal filed with CCAO |
| 14 | BOR certified AV (final) |
| 15 | CCAO certified AV |