Westmont Population

2011–2026

34,854

2026 projection

0.9% since 2020 (decrease)

010K20K30K40K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Westmont. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202634,854+1880.54%
202534,666+3750.55%
202334,291-1,0542.98%
202235,345-5681.58%
202135,913+7252.06%
202035,188-780.22%
201935,266+1,5434.58%
201833,723+1910.57%
201733,532+1,3854.31%
201632,147-4191.29%

Showing 10 of 15 years.

Westmont Demographics

32.7median age

Median age

Female35.9 yrs
Male29 yrs

Adults

24,186
3,798 seniors · 16%20,388 other adults

Sex

Female 53.4% · 18,232Male 46.6% · 15,891

Population by age

MaleFemale85+ years, male: 11485+ years, female: 20980–84 years, male: 9780–84 years, female: 47375–79 years, male: 36075–79 years, female: 29970–74 years, male: 50170–74 years, female: 47465–69 years, male: 55665–69 years, female: 71560–64 years, male: 85660–64 years, female: 83055–59 years, male: 76755–59 years, female: 1,08650–54 years, male: 65950–54 years, female: 1,20445–49 years, male: 83245–49 years, female: 1,21640–44 years, male: 85240–44 years, female: 1,38035–39 years, male: 1,00335–39 years, female: 1,52430–34 years, male: 1,16330–34 years, female: 1,22325–29 years, male: 1,17125–29 years, female: 1,27120–24 years, male: 1,15820–24 years, female: 97615–19 years, male: 1,51315–19 years, female: 1,57710–14 years, male: 1,61010–14 years, female: 1,3935–9 years, male: 1,2315–9 years, female: 1,0700–4 years, male: 1,4480–4 years, female: 1,31285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 341 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Westmont Income

$50,509median household income

Median household income

$50,509

Half of households earn more, half earn less

Median earnings

$34,561

Typical yearly pay for a worker 25 or older.

Poverty rate

25.3%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Westmont Marital Status

30% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married30%34%28%
Never married54%54%53%
Divorced8%8%9%
Widowed5%2%7%
Separated3%2%3%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year