Explain my assessment

Get a free, plain-English explanation of whether your Cook County home may be over-assessed. Start from public county records, or type in the numbers from your assessment notice.

1. Start from county records (optional)

Enter your address or 14-digit PIN and we'll fill in the details below from public Cook County records. You can change anything before getting your explanation.

2. Your home

From your assessment notice

Used to show your filing window

3. Similar homes nearby

Add at least 3 homes like yours in your neighborhood (similar size, age, and type). Their assessed values are public on the Assessor's website.