Westmont

County:: DuPage County
County Seat:: No
Area (mi²):: 5.015
State:: Illinois

Westmont is a village located in DuPage County, Illinois. Westmont has a 2025 population of 23,632. Westmont is currently declining at a rate of -0.63% annually and its population has decreased by -3.08% since the most recent census, which recorded a population of 24,384 in 2020.

The average household income in Westmont is $122,299 with a poverty rate of 11.44%.The median age in Westmont is 42.5 years: 41.1 years for males, and 43.7 years for females.

Demographics

The racial composition of Westmont includes 66.22% White, 13.23% Asian, 6.57% Black or African American, 5.43% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	16,027	66.22%
Asian	3,203	13.23%
Two or more races	1,943	8.03%
Black or African American	1,589	6.57%
Other race	1,315	5.43%
Native American	124	0.51%

Westmont Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Westmont's average per capita income is $59,104. Household income levels show a median of $83,622. The poverty rate stands at 11.44%.

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	$143,455	-
Families	$121,208	$161,368
Households	$83,622	$122,299
Non Families	$51,822	$64,331

$59,104

Average Income

$83,622

Median Household Income

11.44%

Poverty Rate