Westmont Flag

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 2026 population of 24,256. Westmont is currently declining at a rate of -0.11% annually and its population has decreased by -0.64% since the most recent census, which recorded a population of 24,412 in 2020.

The median household income in Westmont is $88,090 with a poverty rate of 9.82%. The median age in Westmont is 43.2 years: 41.8 years for males, and 44.6 years for females. For every 100 females there are 88.0 males.

24.3K
Total Population
4,837
Density (mi²)
-26 -0.11%
Growth

Westmont Population

Westmont Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202624,256-26-0.11%
202524,282-26-0.11%
202424,3081670.69%
202324,141500.21%
202224,091-141-0.58%
202124,232-232-0.95%
202024,412-32-0.13%
201924,444-192-0.78%
201824,636-145-0.59%
201724,781-81-0.33%
201624,862-114-0.46%
201524,976-18-0.07%
201424,99480.03%
201324,986890.36%
201224,897750.3%
201124,8221280.52%
201024,69490.04%
200024,5543,32615.67%
199021,2283,87522.33%
198017,3538,871104.59%
19708,4822,48541.44%
19605,9972,59576.28%
19503,40235811.76%
19403,04431111.38%
19302,73300%

Median Age

Overall: 43.2 years
Female: 44.6 years
Male: 41.8 years

Westmont Adults

There are 19,485 adults, (5,287 of whom are seniors) in Westmont.

Sex Ratio

Female: 12,622 (53.2%)
Male: 11,102 (46.8%)

Demographics

The racial composition of Westmont includes 63.15% White, 14.94% Asian, 5.92% Black or African American, 4.73% other race, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White14,98263.15%
Asian3,54414.94%
Two or more races2,42010.2%
Black or African American1,4045.92%
Other race1,1224.73%
Native American2521.06%
Race
Population ↓
Percentage (of total)
Two or more races1,7357.31%
Other race9694.08%
White3351.41%
Native American2521.06%
Asian780.33%
Race
Population ↓
Percentage (of total)
White14,64761.74%
Asian3,46614.61%
Black or African American1,4045.92%
Two or more races6852.89%
Other race1530.64%

Westmont Marital Status

Economics and Income Statistics

Westmont 's average per capita income is $65,042. Household income levels show a median of $88,090. The poverty rate stands at 9.82%.

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$141,667-
Families$129,238$162,873
Households$88,090$122,798
Non Families$52,691$68,184

$65,042

Average Income

$88,090

Median Household Income

9.82%

Poverty Rate

Nearby Cities

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)