Darien Flag

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.

21.5K
Total Population
3,485
Density (mi²)
-100 -0.46%
Growth

Darien Population

Darien Population

Data after 2023 is projected based on recent change

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)
White16,47775.39%
Asian2,43811.16%
Two or more races1,9098.73%
Black or African American6673.05%
Other race3201.46%
Native American440.2%

Darien Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)