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Kendall County, Illinois: property tax rate, home values and income

Effective property tax rate

2.53%

3rd highest of 102 counties in Illinois

Median home value

$298,900

5th highest in Illinois

Median household income

$110,474

2nd highest in Illinois

Population

135,053

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Kendall County, Illinois the effective property tax rate is 2.53%. The median homeowner pays $7,556 a year in real estate taxes on a home with a median value of $298,900. That rate is the 3rd highest of the 102 Illinois counties with published data, and the 17th highest of 3,132 counties in the United States.

Property tax in Kendall County

The effective rate is the median real estate tax paid divided by the median home value. The Illinois statewide average is 2.07%, so Kendall County is above it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$200,000$5,060$422
$298,900 (county median)$7,560$630
$300,000$7,590$633
$400,000$10,120$843
$500,000$12,650$1,054

Home values and incomes

The median home value is $298,900 (5th highest in Illinois, 489th highest nationally) and the median household income is $110,474. Homes cost about 2.7 times a typical household's yearly income. Median gross rent is $1,763 a month. 84.2% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,261 a year for insurance. For comparison, the Illinois statewide median home value is $295,943.

Counties near Kendall County in the Illinois property tax ranking

CountyEffective rateMedian home value
Lake County2.68%$326,600
DeKalb County2.54%$231,900
Kendall County2.53%$298,900
McHenry County2.49%$286,900
Winnebago County2.48%$155,100
Stephenson County2.46%$127,500
Kane County2.39%$303,000

Frequently asked questions

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

The effective property tax rate is 2.53% of home value per year, the 3rd highest of 102 counties in Illinois (Census ACS 2023 5-year estimates).

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

At the county's effective rate of 2.53%, about $7,590 a year (roughly $633 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Kendall County?

The median home value is $298,900 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Kendall County?

The median household income is $110,474 (Census ACS 2023 5-year estimates).