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State Tax Profile for Illinois

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POER's Chicago office represents clients' properties in the State of Illinois.

 

If you have any questions or concerns about property taxes in this state, visit the locations page

for our local contact information or send us an email through our contact us page.

state characteristics

Assessment Ratio: 33.3% — Except in Cook County (Chicago)
10% — Apartments - Cook County
25% — Industrial - Cook County
25% — Commercial - Cook County
Fiscal Tax Year: 01/01 - 12/31
Valuation Authority: Township or County
Collection Authority: County
Level One Appeal Name: County Board of Review outside Cook County
Cook County Assessor
RE Rendition Required: No
PP Rendition Required: No
Consultant Certification or Licensing: Not Required
Real Estate Taxable? Yes
Personal Property Taxable? No
Inventory Taxable? No

key tax dates - real estate

Assessment Date: Jan 1  
Appeal Deadline: Jul – Dec
Feb - Nov
30 days after notices are issued
Cook County - 30 days after notices are issued
Tax Bills Issued: Varies  
Tax Bills Due: June, Sept Dates may vary by county
 

Mar 1

 

Aug 1

Cook County - 1st installment estimated
Cook County - 2nd half installment

key tax dates - personal property

Assessment Date: Exempt
Tax Bills Due: Exempt