Homeowners in Oak Brook, DuPage County, pay about 1.22% of their home's value in property tax each year. The median bill is $10,000+.
At Oak Brook's typical rate of 1.22%. Exemptions lower the real bill.
| Home value | Property tax (estimate) |
|---|---|
| $250,000 | $3,052 |
| $350,000 | $4,272 |
| $450,000 | $5,493 |
| $600,000 | $7,324 |
| $800,000 | $9,766 |
A family with a $903,200 home in Oak Brook pays about $11,025 in property tax. With $120,000 of income they also pay about $5,940 in Illinois income tax, so their SALT deduction is $16,965 — under the $40,400 cap. That alone does not beat the $32,200 standard deduction for married couples; mortgage interest and charity decide the rest.
| Town | County | Rate | Median bill |
|---|---|---|---|
| Clarendon Hills | DuPage | 1.83% | $10,000+ |
| Hinsdale | DuPage | 1.64% | $10,000+ |
| Westmont | DuPage | 1.83% | $6,819 |
| Westchester | Cook | 1.94% | $6,279 |
| Hillside | Cook | 2.50% | $6,302 |
| Western Springs | Cook | 1.70% | $10,000+ |
Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Unofficial estimate, not a tax bill. Updated 2026-10-08.
Homeowners in Oak Brook pay a typical effective property tax rate of 1.22% of home value per year. The median annual bill is $10,000+ and the median home value is $903,200 (U.S. Census ACS 2020–2024).
About $4,883 per year at Oak Brook's typical rate of 1.22%. The homeowner exemption and other exemptions lower the actual bill.
Oak Brook's typical rate of 1.22% is lower than the DuPage County average of 1.89%.
Yes, if you itemize. For 2026, property tax plus Illinois income tax count toward the SALT deduction, capped at $40,400 ($20,200 if married filing separately) and reduced above $505,000 of income. Itemizing helps only if your total deductions beat the standard deduction: $32,200 married filing jointly, $16,100 single, $24,150 head of household.
We check whether you should itemize, claim every Illinois credit and file on time — in English, Russian or Ukrainian.