60005
Cook County, IL · 2025
2,009 homes in this zip may be paying too much in property taxes — a collective ~$164.7M above the neighborhood median.
The typical flagged property is overassessed by ~$70,000. Overassessments range from ~$3,990 to ~$767,964. 226 properties have recent purchase price evidence — the strongest argument at a Board of Review hearing. Ownwell can file your appeal and handle everything — no upfront cost, you only pay if you save.
Appeal windows vary by township, March–November 2026. Find your township's open window at cookcountyassessor.com.
Flagged
2,009
properties
Median
$70,000
overassessment
Max
$767,964
overassessment
Sale evidence
226
properties
Flagged Properties
Sorted by Overassessment · 2,009 Total