Westmont, California Demographics & Population 2026
Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology
During the 2020–2024 ACS period, Westmont, California had a total population of 34,123, the 244th largest community in California, with a median household income of $50,509, which is 49% lower than the state average. The poverty rate is 25.3%.
Key Takeaways
- Household income is 49% below the state average, indicating significant economic challenges.
- More than 1 in 4 residents live below the poverty line (25.3%), well above the national average of 12.4%.
- Housing affordability is a challenge — homes cost 12.9x the median household income.
- Unemployment rate of 11.1% is notably above the national average.
Westmont Quick Facts
How Westmont Changed
Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.
| Metric | 2015–2019 | 2020–2024 | Change |
|---|---|---|---|
| Population | 35,266 | 34,123 | No clear change (-3.2%) |
| Median household income | $47,505 | $50,509 | No clear change (+6.3%) |
| Median home value¹ | $516,774 | $653,800 | +26.5% |
| Median gross rent | $1,458 | $1,466 | No clear change (+0.5%) |
How Westmont Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
- White: 1.2%
- Black: 32.4%
- Hispanic: 61.9%
- Asian: 0.7%
- Other: 0.8%
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
- < High School: 28.3%
- HS Diploma: 30.9%
- Some College: 22.1%
- Associate's: 5.8%
- Bachelor's: 9.2%
- Graduate+: 3.6%
Westmont Rankings in California
Explore California Rankings
Other Cities in Los Angeles County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Los Angeles | 3,857,263 | $81,939 | 16.6% | $921,200 |
| Long Beach | 455,548 | $87,430 | 14.8% | $806,600 |
| Santa Clarita | 230,221 | $123,062 | 7.4% | $784,700 |
| Glendale | 190,748 | $88,393 | 12.9% | $1,102,300 |
| Lancaster | 169,169 | $81,511 | 15.6% | $446,600 |
| Palmdale | 164,634 | $81,770 | 15.7% | $471,000 |
| Pomona | 147,943 | $79,479 | 14.3% | $593,800 |
| Torrance | 142,130 | $116,217 | 7.8% | $1,074,700 |
| Pasadena | 136,969 | $105,192 | 13.3% | $1,093,300 |
| East Los Angeles | 111,647 | $68,741 | 17.3% | $643,100 |
Cities Similar to Westmont
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Oildale | 34,687 | $51,298 | $238,800 | 12.3% | 25.2% |
| Desert Hot Springs | 33,200 | $52,761 | $354,800 | 16.7% | 18.0% |
| Calexico | 38,585 | $49,783 | $313,600 | 18.9% | 19.7% |
| Bell | 32,476 | $61,020 | $591,600 | 9.7% | 21.6% |
| Atwater | 32,162 | $64,472 | $363,400 | 12.9% | 20.9% |
Population Overview
Westmont is a mid-sized community located in California, within Los Angeles County. The total population is 34,123. It ranks as the 244th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in Westmont is 32.7 years. This is 14% lower than the state median of 37.9 years. With 29.1% of the population under 18, Westmont has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Westmont is $50,509. This is 49% lower than the state median of $99,122. It is also 37% lower than the national median of $80,734. The poverty rate stands at 25.3%. This is 111% higher than the state poverty rate of 12.0%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 11.1%. This is 68% higher than the state rate of 6.6%. The median home value is $653,800. Housing costs are 11% lower than the state median of $734,700. The home-value-to-income ratio of 12.9x suggests that housing affordability is a significant concern for many residents. 28.3% of occupied housing units are owner-occupied. This homeownership rate is 49% lower than the state average of 55.9%.
Race & Ethnicity
The largest racial or ethnic group in Westmont is Hispanic or Latino, making up 61.9% of the population. Black or African American residents account for 32.4%. The White (non-Hispanic) population (1.2%) is well below the state average of 33.8%. The Black or African American population is significantly higher than the state average (32.4% vs 5.2%). The Hispanic or Latino population is significantly higher than the state average (61.9% vs 40.2%). The Asian population (0.7%) is well below the state average of 15.3%.
Education
12.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 65% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 71.7%.
Data Sources & Methodology
All demographic data for Westmont, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all California city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Westmont, California?
Westmont, California has a population of 34,123 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Westmont, CA?
The median household income in Westmont is $50,509, which is 37% lower than the national median of $80,734.
What is the poverty rate in Westmont, CA?
The poverty rate in Westmont is 25.3%. This means approximately 8,557 residents live below the federal poverty line.
What is the racial makeup of Westmont, California?
Westmont's population is 1.2% White, 32.4% Black, 61.9% Hispanic/Latino, and 0.7% Asian.
What is the median home value in Westmont, CA?
The median home value in Westmont is $653,800. The home-value-to-income ratio is 12.9x.
How educated is Westmont, California?
12.8% of adults (25+) in Westmont hold a bachelor's degree or higher, and 3.6% hold a graduate or professional degree.