Berwyn Township Property Tax Appeals

Berwyn

South & West Suburban Cook County • South District

Reassessment Schedule

Next Reassessment: 2026

Following Reassessment: 2029

Berwyn Township is not scheduled for reassessment in 2025. Properties in this township are reassessed every 3 years as part of Cook County's triennial cycle.

Check If Your Berwyn Township Property Is Overassessed

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Berwyn Township Appeal Process

Step 1: Receive Your Assessment Notice

When Berwyn Township is reassessed in 2026, you'll receive a Reassessment Notice in the mail.

Step 2: Review Your Assessment

Compare your assessed value to recent sales of similar properties in your area. If your assessment seems too high, you may be overassessed.

Check comparable sales in your neighborhood
Verify your property characteristics (square footage, bedrooms, bathrooms)
Look for any errors in the assessment data
Use our property analysis tool above to get a professional assessment

Step 3: File an Appeal with the Assessor's Office

You have 30 days from the date your Reassessment Notice was mailed to file an appeal with the Cook County Assessor's Office.

You can file online at the Cook County Assessor's website or by mail.

Step 4: Board of Review (If Needed)

If your Assessor appeal is denied or you're not satisfied with the result, you can appeal to the Cook County Board of Review. The Board of Review typically opens filing windows after the Assessor completes their review.

Check the Board of Review website for specific dates for Berwyn Township.

How to Tell If Your Berwyn Township Property Is Overassessed

Signs You May Be Overassessed

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Your assessment increased significantly more than similar homes
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Neighbors sold for less than your assessed value
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Your home needs repairs or has deferred maintenance
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Property characteristics are incorrect (wrong square footage, etc.)

What to Check

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Compare to recent sales of similar properties
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Review your property's assessed value per square foot
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Check if your assessment matches your property's condition
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Get a professional analysis (use the tool above)

Best way to check: Use our property analysis tool above to get an instant comparison of your assessment to market value, comparable sales, and a case strength score for your appeal.

Never Miss a Berwyn Township Appeal Deadline

Property Monitoring for Berwyn Township

Don't wait until you receive your assessment notice to start preparing. Our property monitoring service tracks your Berwyn Township property year-round and alerts you:

When your assessment changes
When Berwyn Township opens for appeals
When comparable sales in your area suggest you might be overassessed
At every critical deadline
If your exemptions are missing or incorrect

With monitoring, you'll never miss an appeal window or get surprised by a higher tax bill.

Learn About Property Monitoring →