Hanover Township Property Tax Appeals

Bartlet, Elgin, Hanover Park, Hoffman Estates, Schaumburg, South Barrington, Streamwood

North Suburban Cook County • North District

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Currently Being Reassessed in 2025

Hanover Township is currently undergoing reassessment this year. Property owners will receive Reassessment Notices in the mail with their new estimated Fair Market Value.

⚠️ Appeal Deadline Approaching

Appeals are currently open until 12/22/2025. Don't miss your chance to appeal!

Next reassessment: 2028

Check If Your Hanover Township Property Is Overassessed

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Hanover Township Appeal Process

Step 1: Receive Your Assessment Notice

In 2025, you should receive a Reassessment Notice in the mail containing your property's new estimated Fair Market Value.

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.

Current Appeal Deadline: 12/22/2025

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 Hanover Township.

How to Tell If Your Hanover 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 Hanover Township Appeal Deadline

Property Monitoring for Hanover Township

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

When your assessment changes
When Hanover 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 →