Illinois Property Tax Calculator
Homeowners in Illinois pay an average effective property tax rate of 1.88%. The median bill is $5,298 a year on a median home value of $263,300.
Property tax on homes in Illinois
| Home value | Yearly tax | Monthly |
|---|---|---|
| $200,000 | $3,760 | $313 |
| $300,000 | $5,640 | $470 |
| $400,000 | $7,520 | $627 |
| $500,000 | $9,400 | $783 |
| $750,000 | $14,100 | $1,175 |
The effective rate was 1.91% a year earlier. Most states let owners who live in their home claim a homestead exemption or credit that lowers the taxable value; check with your county assessor before you budget.
Data: owner-occupied housing, Census American Community Survey 2020–2024 via Tax Foundation. Reviewed 2026-10-25.
Sources: taxfoundation.org
Frequently asked questions
What is the property tax rate in Illinois?
The average effective rate is 1.88% of home value (the highest of 50 states and DC). Rates differ by county, city and school district.
How much is property tax on a $300,000 home in Illinois?
About $5,640 a year ($470 a month) at the statewide average rate.