Estimate annual Illinois property taxes from home value and an approximate effective rate.
Annual Illinois property tax ≈ (home value − homestead exemption) × an approximate effective rate of 2.23%. Effective rates vary widely within the state by county, levy and classification.
Tax
Tax = (value − exemption) × effective rate
Approximate reference estimate only.
It is a state-level reference; actual millages differ by county, school district and municipality.
Rates are approximate state or national reference values. Local rates, exemptions and rules can differ, so treat the output as a planning figure only.