Mercer County, Illinois Property Taxes
Census Bureau ACS property tax data for Illinois. Population: 5,305.
The median annual property tax in Mercer County is $2,710, which is 3% lower than the Illinois state average and 41% above the national average. The effective tax rate is 1.95% on a median home value of $139,300. Property taxes represent 3.8% of the median household income in this county.
Median Annual Tax
$2,710
-3% vs State
+41% vs US
Median Home Value
$139,300
-5% vs State
-34% vs US
Effective Tax Rate
1.95%
+7% vs State
+105% vs US
With vs Without Mortgage
With Mortgage
$2,995
$250/mo
Without Mortgage
$2,310
$193/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 | $2,710 +5.1% | 1.95% |
| 2022 | $2,579 +4.3% | 1.97% |
| 2021 | $2,472 +5.4% | 2.13% |
| 2020 | $2,346 +2.1% | 2.11% |
| 2019 | $2,298 | 2.14% |
Tax Burden
Tax-to-Income Ratio
3.8%
of median household income
Median Income
$71,710
per year
Monthly Tax
$226
per month
Other Counties in Illinois
Ogle County
Tax: $3,737/yr Rate: 2.03%
Christian County
Tax: $1,896/yr Rate: 1.69%
Johnson County
Tax: $1,952/yr Rate: 1.32%
Henderson County
Tax: $1,703/yr Rate: 1.68%
DuPage County
Tax: $7,833/yr Rate: 2.09%
Wayne County
Tax: $1,670/yr Rate: 1.53%
Frequently Asked Questions
What is the average property tax in Mercer County, Illinois? ▼
The median annual property tax in Mercer County is $2,710 based on the most recent Census Bureau American Community Survey data. The effective tax rate is 1.95% on a median home value of $139,300.
How does Mercer County property tax compare to the national average? ▼
Property taxes in Mercer County are 41% above the national average of $1,923. The effective rate of 1.95% compares to 0.95% nationally.
Does having a mortgage affect property taxes in Mercer County? ▼
In Mercer County, homeowners with a mortgage pay a median of $2,995 in annual property taxes, while homeowners without a mortgage pay $2,310. This difference often reflects the value of homes rather than different tax rates.
What percentage of income goes to property taxes in Mercer County? ▼
Property taxes in Mercer County represent approximately 3.8% of the median household income of $71,710. 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.