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

Effective property tax rate

2.27%

10th highest of 102 counties in Illinois

Median home value

$198,300

13th highest in Illinois

Median household income

$78,329

18th highest in Illinois

Population

170,882

Census ACS 2023

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

In McLean County, Illinois the effective property tax rate is 2.27%. The median homeowner pays $4,503 a year in real estate taxes on a home with a median value of $198,300. That rate is the 10th highest of the 102 Illinois counties with published data, and the 51st highest of 3,132 counties in the United States.

Property tax in McLean 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 McLean 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
$198,300 (county median)$4,500$375
$200,000$4,540$378
$300,000$6,810$568
$400,000$9,080$757
$500,000$11,350$946

Home values and incomes

The median home value is $198,300 (13th highest in Illinois, 1258th highest nationally) and the median household income is $78,329. Homes cost about 2.5 times a typical household's yearly income. Median gross rent is $992 a month. 65.2% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,219 a year for insurance. For comparison, the Illinois statewide median home value is $295,943.

Counties near McLean County in the Illinois property tax ranking

CountyEffective rateMedian home value
Will County2.35%$298,000
Rock Island County2.33%$144,700
Boone County2.27%$198,600
McLean County2.27%$198,300
Peoria County2.24%$152,600
Kankakee County2.22%$185,700
Livingston County2.18%$131,500

Frequently asked questions

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

The effective property tax rate is 2.27% of home value per year, the 10th highest of 102 counties in Illinois (Census ACS 2023 5-year estimates).

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

At the county's effective rate of 2.27%, about $6,810 a year (roughly $568 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in McLean County?

The median home value is $198,300 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in McLean County?

The median household income is $78,329 (Census ACS 2023 5-year estimates).