Willowbrook, California Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Willowbrook, 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 | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| Population | 21,745 | 39,245,658 | 337,468,954 |
| Population density (per sq mi) | 12942.5 | 239.4 | 86.4 |
| Population growth (%/yr) | -1.48% | 0.19% | 0.59% |
| Median age | 32.4 | 35.5 | 37.3 |
| Households | 5,949 | 13,531,619 | 130,235,071 |
Population in Willowbrook grew by 0.5% from 2009 to 2024, reaching 21,745 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Willowbrook is Gen Z, aged 13–28, at 26.8% of residents. That is 5.1 points above California as a whole.
- Gen Z 13–28 5,828 26.8% +5.1 pts
- Millennials 29–44 5,035 23.2% -0.5 pts
- Gen X 45–60 3,607 16.6% -3.3 pts
- Boomers 61–79 1,801 8.3% -7.0 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 50.1% of the people living in Willowbrook and men 49.9%.
- Women 50.1% California 49.9%
- Men 49.9% California 50.1%
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Economy
Willowbrook has a the economy index of F, which means it scores poorly in the economy.
| Metric | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $62,634 | $99,161 | $80,455 |
| Income growth (%/yr) | 6.03% | 5.57% | 4.80% |
| Unemployment rate | 11.1% | 6.6% | 5.2% |
The median household income in Willowbrook is about 37% lower than in California.
Housing
| Metric | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $874,654 | $650,794 | $248,835 |
| Median rent | $1,585 | $2,036 | $1,407 |
| Homeownership rate | 43.5% | 55.9% | 65.2% |
The median home price in Willowbrook is about 46.0 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,585 per month for that long.
Commute Time & Mobility
Commuters in Willowbrook spend about 63 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 263 hours, about 10.9 full days, spent commuting.
| Metric | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 31.5 | 23.5 | 22.4 |
| Round-trip commute (min) | 63.0 | 47.0 | 44.8 |
| Yearly time spent (hours) | 263 | 196 | 187 |
| Estimated yearly cost | $8,138 | $6,065 | $5,790 |
| Work from home | 8.9% | 17.2% | 15.0% |
| Highway traffic (vehicles/day) | 72,299 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 5,429 | 2,449 | 1,355 |
The average commute time in Willowbrook 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
Willowbrook has a education index of F, which means it scores poorly in education.
| Metric | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 10.3% | 33.0% | 31.6% |
| Average household size | 3.60 | 2.84 | 2.53 |
Health
Willowbrook has a health index of C, which means it is somewhat healthy.
| Metric | Willowbrook | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 76.1 | 79.6 | 78.3 |
| Self-rated poor health | 25.5% | 16.4% | 16.3% |
| Smokers | 15.4% | 13.9% | 19.0% |
Willowbrook, CA Compared With Nearby Cities
Willowbrook, CA is the smallest of the 5 cities compared here, 21,745 residents against a local median of 61,451. Willowbrook, CA's median home price, at $874,654, runs 36% above the $644,895 typical of the cities around it.
Median household income tells the same story from another angle: $62,634 against a local median of $76,452, 18% below it. The one measure here that carries a verdict is median household income, and at 18% below the local median it puts Willowbrook, CA at the weaker end of the local range. The cities themselves spread $287,895 on median home price, so Willowbrook, CA sits at one end of an already wide local range rather than apart from it. Willowbrook, CA has the 2nd highest median home price of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Willowbrook, CA | 21,745 | $62,634 #5/5 | $874,654 #2/5 | 31.5 min #4/5 |
| Compton, CA | 94,573 | $77,977 | $664,791 | 30.3 min |
| Lynwood, CA | 62,939 | $74,926 | $625,000 | 30.2 min |
| West Rancho Dominguez, CA | 22,667 | $85,219 | $874,701 | 30.5 min |
| Florence-Graham, CA | 59,963 | $64,826 | $586,805 | 31.7 min |
Frequently Asked Questions
Common questions about Willowbrook, California.
What is the population of Willowbrook, California?
About 21,745 people live in Willowbrook, California, in 5,949 households of 3.6 people on average. The median age is 32.4, so residents are younger than the U.S. median of 37.3 by about 5 years.
Is Willowbrook, California mostly urban or rural?
Averaged over its land area, Willowbrook, California has 12,943 people per square mile, a density typical of a city. That is about 150 times the U.S. average of 86.
How affordable is housing in Willowbrook, California?
The median home costs 14.0 times the median household income ($874,654 against $62,634), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,585 a month takes about 30% of the median household's income, right at the 30% level at which HUD considers renters cost-burdened.
How strong is the job market in Willowbrook, California?
Unemployment in Willowbrook, California is 11.1%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
What share of adults in Willowbrook, California have a college degree?
10.3% of adults in Willowbrook, 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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