Boone County, Illinois Property Taxes
Census Bureau ACS property tax data for Illinois. Population: 15,907.
The median annual property tax in Boone County is $4,507, which is 62% higher than the Illinois state average and 134% above the national average. The effective tax rate is 2.27% on a median home value of $198,600. Property taxes represent 5.5% of the median household income in this county.
Median Annual Tax
$4,507
+62% vs State
+134% vs US
Median Home Value
$198,600
+36% vs State
-6% vs US
Effective Tax Rate
2.27%
+24% vs State
+139% vs US
With vs Without Mortgage
With Mortgage
$4,645
$387/mo
Without Mortgage
$4,008
$334/mo
Homeowners with a mortgage typically own higher-valued properties, which can result in higher tax bills.
Property Tax History
| Year | Median Tax | Effective Rate |
|---|---|---|
| 2023 | $4,507 +6.2% | 2.27% |
| 2022 | $4,245 +3.1% | 2.34% |
| 2021 | $4,118 +2.7% | 2.52% |
| 2020 | $4,011 +2.1% | 2.50% |
| 2019 | $3,930 | 2.56% |
Tax Burden
Tax-to-Income Ratio
5.5%
of median household income
Median Income
$81,638
per year
Monthly Tax
$376
per month
Other Counties in Illinois
Stephenson County
Tax: $3,140/yr Rate: 2.46%
Jo Daviess County
Tax: $3,383/yr Rate: 1.74%
Moultrie County
Tax: $2,316/yr Rate: 1.91%
Pope County
Tax: $1,687/yr Rate: 1.02%
Massac County
Tax: $1,769/yr Rate: 1.50%
Crawford County
Tax: $1,769/yr Rate: 1.56%
Frequently Asked Questions
What is the average property tax in Boone County, Illinois? ▼
The median annual property tax in Boone County is $4,507 based on the most recent Census Bureau American Community Survey data. The effective tax rate is 2.27% on a median home value of $198,600.
How does Boone County property tax compare to the national average? ▼
Property taxes in Boone County are 134% above the national average of $1,923. The effective rate of 2.27% compares to 0.95% nationally.
Does having a mortgage affect property taxes in Boone County? ▼
In Boone County, homeowners with a mortgage pay a median of $4,645 in annual property taxes, while homeowners without a mortgage pay $4,008. This difference often reflects the value of homes rather than different tax rates.
What percentage of income goes to property taxes in Boone County? ▼
Property taxes in Boone County represent approximately 5.5% of the median household income of $81,638. The national benchmark is generally 2-4% of household income.
Explore More Data
Data source: U.S. Census Bureau, American Community Survey 5-Year Estimates. Property tax data reflects median amounts paid by homeowners. Effective rates are calculated as median tax divided by median home value.