Westmont, California Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Westmont, CA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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C
Health Below average
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F
Income Well below average
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F
Education Well below average
Source: Map AI Methodology
Population
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| Population | 34,113 | 39,245,658 | 337,468,954 |
| Population density (per sq mi) | 18468.1 | 239.4 | 86.4 |
| Population growth (%/yr) | 0.78% | 0.19% | 0.59% |
| Median age | 30.4 | 35.5 | 37.3 |
| Households | 10,325 | 13,531,619 | 130,235,071 |
Population in Westmont grew by 3.6% from 2009 to 2024, reaching 34,113 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Westmont is Gen Z, aged 13–28, at 25.0% of residents. That is 3.2 points above California as a whole.
- Gen Z 13–28 8,515 25.0% +3.2 pts
- Millennials 29–44 7,939 23.3% -0.4 pts
- Gen X 45–60 5,851 17.2% -2.7 pts
- Boomers 61–79 3,717 10.9% -4.4 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below California, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 53.5% of the people living in Westmont and men 46.5%.
- Women 53.5% California 49.9%
- Men 46.5% California 50.1%
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100% of everyone living in Westmont
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Economy
Westmont has a the economy index of F, which means it scores poorly in the economy.
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $50,998 | $99,161 | $80,455 |
| Income growth (%/yr) | 7.19% | 5.57% | 4.80% |
| Unemployment rate | 11.1% | 6.6% | 5.2% |
The median household income in Westmont is about 49% lower than in California.
Housing
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $875,000 | $650,794 | $248,835 |
| Median rent | $1,465 | $2,036 | $1,407 |
| Homeownership rate | 28.3% | 55.9% | 65.2% |
The median home price in Westmont is about 49.8 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,465 per month for that long.
Commute Time & Mobility
Commuters in Westmont spend about 63 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 264 hours, about 11.0 full days, spent commuting.
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 31.6 | 23.5 | 22.4 |
| Round-trip commute (min) | 63.3 | 47.0 | 44.8 |
| Yearly time spent (hours) | 264 | 196 | 187 |
| Estimated yearly cost | $8,174 | $6,065 | $5,790 |
| Work from home | 8.8% | 17.2% | 15.0% |
| Highway traffic (vehicles/day) | 52,326 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 6,114 | 2,449 | 1,355 |
The average commute time in Westmont is 32 minutes, longer than the 23 minutes in California.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Westmont has a education index of F, which means it scores poorly in education.
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 9.8% | 33.0% | 31.6% |
| Average household size | 3.27 | 2.84 | 2.53 |
Health
Westmont has a health index of C, which means it is somewhat healthy.
| Metric | Westmont | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 75.5 | 79.6 | 78.3 |
| Self-rated poor health | 25.5% | 16.4% | 16.3% |
| Smokers | 16.4% | 13.9% | 19.0% |
Westmont, CA Compared With Nearby Cities
Westmont, CA is the 4th largest of the 5 cities compared here, 34,113 residents against a local median of 73,484. Where Westmont, CA breaks from the cities next to it is median household income, sitting 37% below the local median of $81,040 at $50,998. That is the weaker end of the local range on this measure.
Median home price tells the same story from another angle: $875,000 against a local median of $739,294, 18% above it. Every measure here with a clear better direction points the same way, and it is the wrong way: Westmont, CA reads weaker than its neighbours on all of them. The cities themselves sit within $12,858 of each other on median household income, a tighter band than the gap between any of them and Westmont, CA, which makes it a genuine outlier here rather than one end of a wide local spread. Westmont, CA has the 5th highest median household income of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Westmont, CA | 34,113 | $50,998 #5/5 | $875,000 #1/5 | 31.6 min #5/5 |
| Inglewood, CA | 106,387 | $73,035 | $626,737 | 28.1 min |
| Gardena, CA | 59,400 | $85,893 | $851,851 | 25.7 min |
| West Rancho Dominguez, CA | 22,667 | $85,219 | $874,701 | 30.5 min |
| Hawthorne, CA | 87,568 | $76,861 | $69,110 | 23.5 min |
Frequently Asked Questions
Common questions about Westmont, California.
What is the population of Westmont, California?
About 34,113 people live in Westmont, California, in 10,325 households of 3.3 people on average. The median age is 30.4, so residents are younger than the U.S. median of 37.3 by about 7 years.
Is Westmont, California urban or rural?
Averaged over its land area, Westmont, California has 18,468 people per square mile, a density typical of a city. That is about 214 times the U.S. average of 86.
How affordable is housing in Westmont, California?
The median home costs 17.2 times the median household income ($875,000 against $50,998), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,465 a month takes about 34% of the median household's income, above the 30% level at which HUD considers renters cost-burdened.
Is unemployment high in Westmont, California?
Unemployment in Westmont, California is 11.1%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
How common is a college degree in Westmont, California?
9.8% of adults in Westmont, California hold a bachelor's degree or higher (about 1 in 10), well below the U.S. share of 31.6%.
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