Calculate your property tax bill in Illinois (IL). The average effective property tax rate in Illinois is 2.08%, with a median home value of $239,100.
Calculate Your IL Property Tax
Your Illinois Property Tax Estimate
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Annual Tax
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Monthly
-
Effective Rate
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Assessed Value
2.08%
Avg Tax Rate
$239,100
Median Home Value
$4,973
Avg Annual Tax
$414/mo
Avg Monthly Tax
đ Illinois Property Tax by Home Value
Home Value
Annual Tax
Monthly
$150,000
$3,120
$260
$200,000
$4,160
$347
$250,000
$5,200
$433
$300,000
$6,240
$520
$350,000
$7,280
$607
$400,000
$8,320
$693
$500,000
$10,400
$867
$600,000
$12,480
$1,040
$750,000
$15,600
$1,300
$1,000,000
$20,800
$1,733
âšī¸ About Illinois Property Taxes
Illinois's effective property tax rate is 2.08%, which is above the national average of ~1.07%. On a home worth $239,100, that means an average annual tax bill of $4,973.
Property taxes in Illinois fund local schools, roads, fire departments, and municipal services. Tax rates vary by county and municipality. Use the calculator above to estimate your specific property tax bill.
How Illinois Property Tax Works
Assessment: Properties are assessed by county assessors, typically at or near market value.
Tax Rate (Mill Rate): Local governments set rates based on budgets. Rates vary widely by county.
Exemptions: Many Illinois homeowners qualify for homestead exemptions that reduce taxable value.
Appeals: Homeowners can appeal their assessed value if they believe it's too high.
Payment: Property taxes are typically due in annual or semi-annual installments.
Tips to Lower Your Illinois Property Tax
Apply for all available exemptions (homestead, senior, veteran, disability)
Review your assessment and appeal if your home is over-valued
Compare your assessed value to recent comparable sales
Check for errors in your property's records (square footage, lot size)
Understand deadlines â missing the appeal window means waiting another year