Darien

County:: DuPage County
County Seat:: No
Area (mi²):: 6.168
State:: Illinois

Darien is a city located in DuPage County, Illinois. Darien has a 2025 population of 21,497. Darien is currently declining at a rate of -0.46% annually and its population has decreased by -2.28% since the most recent census, which recorded a population of 21,999 in 2020.

The average household income in Darien is $133,193 with a poverty rate of 3.83%.The median age in Darien is 44.8 years: 44.7 years for males, and 45.7 years for females.

Demographics

The racial composition of Darien includes 75.39% White, 11.16% Asian, 3.05% Black or African American, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	16,477	75.39%
Asian	2,438	11.16%
Two or more races	1,909	8.73%
Black or African American	667	3.05%
Other race	320	1.46%
Native American	44	0.2%

Darien Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Darien's average per capita income is $62,318. Household income levels show a median of $109,354. The poverty rate stands at 3.83%.

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	$138,775	-
Families	$124,172	$150,136
Households	$109,354	$133,193
Non Families	$61,857	$83,018

$62,318

Average Income

$109,354

Median Household Income

3.83%

Poverty Rate