Barrington township

County:: Lake County
County Seat:: No
Area (mi²):: 34.858
State:: Illinois

Barrington township is located in Lake County, Illinois. Barrington township has a 2025 population of 15,840. Barrington township is currently declining at a rate of -0.45% annually and its population has decreased by -3.86% since the most recent census, which recorded a population of 16,476 in 2020.

The average household income in Barrington township is $231,520 with a poverty rate of 4.84%.The median age in Barrington township is 46.4 years: 46.7 years for males, and 46 years for females.

Demographics

The racial composition of Barrington township includes 62.99% White, 29.88% Asian, and smaller percentages for other race, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	10,240	62.99%
Asian	4,857	29.88%
Two or more races	670	4.12%
Other race	303	1.86%
Black or African American	187	1.15%

Barrington township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Barrington township's average per capita income is $101,034. Household income levels show a median of $171,845. The poverty rate stands at 4.84%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$215,435	-
Families	$191,536	$255,388
Households	$171,845	$231,520
Non Families	$54,139	$91,228

$101,034

Average Income

$171,845

Median Household Income

4.84%

Poverty Rate