Illinois Property Tax Calculator
Illinois homeowners pay a median $5,298 a year in property tax, 2.01% of a median $263,300 home: the 2nd highest effective rate of the 50 states and DC.
Effective property tax rates in Illinois counties
| County | Rate | Median tax | Median home value |
|---|---|---|---|
| Lake County | 2.58% | $8,923 | $345,700 |
| DeKalb County | 2.45% | $5,974 | $243,600 |
| Winnebago County | 2.39% | $3,930 | $164,500 |
| Kendall County | 2.37% | $7,651 | $322,400 |
| McHenry County | 2.36% | $7,274 | $308,100 |
| Rock Island County | 2.28% | $3,425 | $150,400 |
| Kane County | 2.26% | $7,382 | $327,000 |
| Will County | 2.24% | $7,173 | $319,600 |
| Peoria County | 2.24% | $3,552 | $158,500 |
| Kankakee County | 2.21% | $4,266 | $192,600 |
| Boone County | 2.18% | $4,735 | $216,900 |
| McLean County | 2.17% | $4,524 | $208,400 |
| Macon County | 2.12% | $2,696 | $127,300 |
| LaSalle County | 2.11% | $3,418 | $161,900 |
| Tazewell County | 2.11% | $3,536 | $167,500 |
| Champaign County | 2.06% | $4,353 | $211,500 |
| Ogle County | 2.06% | $3,889 | $189,200 |
| DuPage County | 2.05% | $8,007 | $391,400 |
| Whiteside County | 2.04% | $2,598 | $127,100 |
| St. Clair County | 2.03% | $3,665 | $180,300 |
| Grundy County | 2.00% | $5,420 | $271,700 |
| Sangamon County | 1.99% | $3,512 | $176,300 |
| Madison County | 1.92% | $3,319 | $173,000 |
| Cook County | 1.91% | $6,191 | $324,500 |
| Jackson County | 1.84% | $2,526 | $137,300 |
| Vermilion County | 1.81% | $1,757 | $97,200 |
| Williamson County | 1.72% | $2,690 | $156,400 |
| Adams County | 1.58% | $2,573 | $162,600 |
Property tax in Illinois by home value, at 2.01%
| Home value | A year | A month |
|---|---|---|
| $200,000 | $4,024 | $335 |
| $300,000 | $6,036 | $503 |
| $400,000 | $8,048 | $671 |
| $500,000 | $10,060 | $838 |
| $750,000 | $15,090 | $1,258 |
| $1,000,000 | $20,120 | $1,677 |
How this calculator works
Median real estate taxes paid ÷ median home value in Illinois, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at Illinois's median home value and rate.
What it assumes
- Your bill depends on your county and city levies, your assessment and any exemptions.
- Survey figures cover 2020 to 2024.
Questions people ask
What is the property tax rate in Illinois?
The effective rate is 2.01%: homeowners pay a median $5,298 a year on a median $263,300 home, above the national 0.94%.
How much is property tax on a $300,000 house in Illinois?
About $6,036 a year at Illinois's effective rate, though it varies by county: from 1.58% in Adams County to 2.58% in Lake County.
Do Illinois homeowners with a mortgage pay more?
Owners with a mortgage report a median $5,833, against $4,463 for those without, mostly because recent buyers own pricier, more recently assessed homes.
Where can I check my Illinois property tax bill?
Your county assessor or treasurer: the assessor sets your home's taxable value and handles exemption applications; the treasurer or tax collector bills and collects.
Property tax by county in Illinois
- Lake County
- DeKalb County
- Winnebago County
- Kendall County
- McHenry County
- Rock Island County
- Kane County
- Will County
- Peoria County
- Kankakee County
- Boone County
- McLean County
- Macon County
- LaSalle County
- Tazewell County
- Champaign County
- Ogle County
- DuPage County
- Whiteside County
- St. Clair County
- Grundy County
- Sangamon County
- Madison County
- Cook County
- Jackson County
- Vermilion County
- Williamson County
- Adams County
Related calculators
Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.