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How to apply for property tax savings

Property tax savings, known as exemptions appear as deductions on your second installment property tax bill. If you are missing an exemption, learn more how to file for a missing exemption, this process is a called a Certificate of Error.

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Assessor’s Office Wins Five National Awards

The Assessor’s Office has been recognized with five 2026 Achievement Awards from the National Association of Counties (NACo). The awards honor innovative, effective county government programs that strengthen services for residents.

Videos explaining the projects awarded

Full list of awards

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Let's Chat: History, Affordable Housing, Advocacy in Chicago's AAPI Community

The Assessor’s Office brought together community leaders for a discussion of history, affordable housing, and advocacy in Chicago’s AAPI community as part of its ongoing “Racial Equity and Real Estate Conversations” series. Learn more by clicking the link below.

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News

A group of ten diverse office workers posing together, one holding an I.T. Help Desk sign.

August 11, 2026

Cook County Assessor’s Office Wins Five National Awards

The Cook County Assessor’s Office (CCAO) has been recognized with five 2026 Achievement Awards from the National Association

July 24, 2026

Assessor’s Office Defends Higher Data Center Assessments at Appeal Hearings

Several data centers and other large commercial properties in Cook County saw only minor reductions in value after the Cook County Assess

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July 8, 2026

What to know about property assessments in the event of flooding

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July 1, 2026

Property Values for Stickney Township Released

Cook County – Cook County Assessor Fritz Kaegi released the initial&nb

June 18, 2026

Property Values for Cicero Township Released

Cook County – Cook County Assessor Fritz Kaegi released the initial&nb

Events

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August

22

Resource Fair | Pilsen Housing Affordability Expo 2026

August

22

Resource Fair | 20th Community Expo

August

24

Solicitando ahorros en los impuestos a la propiedad | Consulado de Guatemala

Market Investor Day: A panel discussion about property taxes with leaders from the South & West suburbs

Preview image for the video "Marketing Investor Day 2026 | South & West Suburbs Panel".

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