Warren County Property Taxes
Warren County, Illinois
Effective Tax Rate
0.00%
30.9% below state avgMedian Annual Tax
$0
$160/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
1.90%
At a Glance
Median Home Value
$101,300
State avg ▼ $146,132
Tax w/ Mortgage/yr
$1,866
$156/mo escrow
Tax w/o Mortgage/yr
$2,034
$170/mo
State Tax Rate Rank
#57
of 102 counties (1 = lowest)
Data Story
About Property Taxes in Warren County, Illinois
Warren taxes slightly above national norm
Warren County's effective tax rate of 1.896% marginally exceeds the national median of 1.831%, placing it slightly above the U.S. average. The median property tax of $1,921 trails the national median of $2,690 by 29%, reflecting lower home values in the county.
Middle-range Illinois county for taxes
Warren County ranks around the midpoint of Illinois counties for effective tax rate at 1.896%, slightly above the state average of 1.831%. This positions Warren as a moderate-tax county relative to the rest of Illinois.
Higher rate than most nearby counties
Warren County's 1.896% rate exceeds Vermilion County (1.793%), Wabash County (1.471%), and Wayne County (1.526%). Despite modest home values ($101,300), Warren residents pay slightly more in property taxes than residents of most surrounding counties.
Median home costs roughly $1,921 yearly
A median-valued home in Warren County ($101,300) carries an estimated annual property tax of $1,921. This modest bill reflects both the lower home values and moderate tax rate.
Check if your assessment is fair
Warren County homeowners should verify their assessments, as overvaluation is common and appeals are free. A successful challenge could reduce your annual tax obligation.
How Warren County Compares
Median Annual Property Tax
Warren County
1.90%
Effective rate
Illinois Avg
1.90%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Warren County, Illinois?
How much are property taxes in Warren County?
How does Warren County compare to the Illinois average?
What is the median home value in Warren County, Illinois?
Is Warren County a low property tax area in Illinois?
How does Warren County rank for property taxes in Illinois?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in Illinois
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.