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Stephenson County, Illinois property tax

Median property tax, home value and effective rate (Census 2020–2024)

Updated Oct 17, 2026, 1:57 AM ET
Effective property tax rate
2.40%

Homeowners in Stephenson County, Illinois paid a median $3,240 a year in property tax on a median home worth $134,900, an effective rate of about 2.40% (Census 2020–2024).

Census ACS 2020–2024 5-year medians

#100 lowest of 102Illinois counties by effective rate

2.01%Illinois statewide · US 0.94%
Median tax paid
$3,240
per year, 2020–24
Median home value
$134,900
owner-occupied
Effective rate
2.40%
tax ÷ value
Tax vs. income
5.1%
of $64,043 median household income
Owner costs
$1,312/mo
median with a mortgage, incl. tax & insurance

How Stephenson County compares

Effective rate (median tax ÷ median value)

Stephenson County2.40%
Illinois2.01%
United States0.94%

Median tax paid per year

Stephenson County$3,240
Illinois$5,298
United States$3,119

Tax on a home here

At the local 2.40% effective rate

Home valueEstimated yearly taxPer month
$150,000$3,603$300
$250,000$6,004$500
$350,000$8,406$701
$500,000$12,009$1,001

Cities and towns in Stephenson County

PlaceMedian taxMedian valueRate
Freeport$2,411$92,1002.62%
Lena$3,332$146,0002.28%
Lake Summerset$5,189$237,3002.19%
Orangeville$2,923$152,7001.91%
Willow Lake$4,311$162,2002.66%
Pearl City$3,240$128,2002.53%
Cedarville$2,846$125,7002.26%
Dakota$2,373$115,6002.05%
German Valley$2,733$130,3002.10%
Rock City$3,013$122,7002.46%
Ridott$2,317$126,0001.84%

Buying a home in Stephenson County? 2026 loan limits

Related

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020–2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax ÷ median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.

Frequently asked questions

What is the property tax rate in Stephenson County, Illinois?

Homeowners in Stephenson County, Illinois paid a median $3,240 a year in property tax on a median home worth $134,900, an effective rate of about 2.40% (Census 2020–2024).

How much is property tax on a $300,000 home in Stephenson County?

About $7,205 a year ($600 a month) at the 2.40% median effective rate. Your bill depends on assessed value and exemptions.

Is Stephenson County property tax high?

It ranks #100 lowest of 102 Illinois counties. The state median effective rate is 2.01% and the US rate is 0.94%.

Where do I pay property tax in Stephenson County?

Bills are issued and collected by the Stephenson County treasurer or tax collector, based on values set by the county assessor.