Willowbrook, CA demographics:
population, income, and more

Total population
21,681
0.2% year-over-year change
Median household income
$62,582/yr
3.6% year-over-year change
Housing units
6,143
0.6% year-over-year change

Willowbrook population

How many people live in Willowbrook

Willowbrook is home to 21,681 residents, according to the most recent Census data. Gender-wise, 48.3% of Willowbrook locals are male, and 51.7% are female.

Total population
21,681
0.2% year-over-year change
Gender ratio
Male
48.3%
10,481
Female
51.7%
11,200
Value Percent YoY change
Male 10,481 48.3% 0.8%
Female 11,200 51.7% -0.4%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Willowbrook is 34, with the population distributed as follows: about 20.6% are children under 15, then 15.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 31.1% of the population, while another 23% fall into the 45 to 64 bracket. Finally, around 9.3% are 65 or older.

Median age
33.5
Age breakdown
Under 15
20.6%
15 to 24
15.9%
25 to 44
31.1%
45 to 64
23%
Over 65
9.3%
Value Percent YoY change
Under 15 4,471 20.6% -7.9%
15 to 24 3,449 15.9% 5.2%
25 to 44 6,748 31.1% -3.6%
45 to 64 4,994 23% 6.7%
Over 65 2,019 9.3% 10.4%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Willowbrook, 63.9% of the population are US-born citizens, while 14.9% have gained naturalized citizenship. At the same time, 21.2% of residents are non-citizens. As for race, 12.2% of locals are Caucasian, 15.9% are African American and 1.1% have Asian roots. Another 2.3% are Indigenous American, 0.3% are Pacific Islanders, while 43.2% identify as another race. There’s also a share of 25% that includes residents with two or more races.

Citizenship
U.S.-born citizens
63.9%
Non-U.S.-born citizens
14.9%
Non-citizens
21.2%
Value Percent YoY change
U.S.-born citizens 13,846 63.9% -1.7%
Non-U.S.-born citizens 3,234 14.9% 0.8%
Non-citizens 4,601 21.2% 5.9%
Racial breakdown
White
12.2%
Black or African American
15.9%
American Indian and Alaska Native
2.3%
Asian
1.1%
Native Hawaiian and other Pacific Islander
0.3%
Two or more races
25%
Other
43.2%
Value Percent
White 2,637 12.2%
Black or African American 3,447 15.9%
American Indian and Alaska Native 504 2.3%
Asian 241 1.1%
Native Hawaiian and other Pacific Islander 66 0.3%
Two or more races 5,418 25%
Other 9,368 43.2%

Households in Willowbrook

A peek inside Willowbrook households

Willowbrook has 5,914 households, with an average of 4 members in each. Of these, 77.5% are families, while the remaining 22.5% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
5,914
-0.1% year-over-year change
Average people per household
4
Non-family households
1,330
Family households
4,584
Value Percent YoY change
Non-family households 1,330 22.5% 0.1%
Family households 4,584 77.5% -0.1%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Willowbrook

The housing landscape of Willowbrook

Willowbrook's housing consists of 6,143 units, with 61.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 10.1% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.4% of the housing landscape.

Housing units
6,143
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 3,767 61.3%
1 unit, attached 618 10.1%
2 units 304 5%
3 or 4 units 182 3%
5 to 9 units 254 4.1%
10 to 19 units 419 6.8%
20 to 49 units 112 1.8%
50 or more units 464 7.6%
Mobile home 23 0.4%
Homes built since 2020
101
1,583.3% year-over-year change

The age of buildings in Willowbrook

In Willowbrook, the median construction year is 1967. About 12.5% of homes were built before the 1940s, with another 10.2% going up by 1949. Most development happened in the second half of the 20th century. Then, 5.8% of homes were added from 2000 to 2009, 7% between 2010 and 2019, and 1.6% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 769 12.5% 10.0%
Built between 1940 and 1949 628 10.2% 13.2%
Built between 1950 and 1959 1,146 18.7% 1.8%
Built between 1960 and 1969 713 11.6% -7.9%
Built between 1970 and 1979 922 15% -27.9%
Built between 1980 and 1989 634 10.3% 11.6%
Built between 1990 and 1999 443 7.2% 0.5%
Built between 2000 and 2009 357 5.8% 2.6%
Built between 2010 and 2019 430 7% 37.8%
Built in 2020 or later 101 1.6% 1,583.3%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Willowbrook occupancy rates

Out of the 5,914 occupied housing units in Willowbrook, 42.8% are owner-occupied, while 57.2% are lived in by tenants. Meanwhile, 3.7% of all homes on the local market sit vacant.

Occupied housing units
5,914
-0.1% year-over-year change
Occupancy breakdown
Renter occupied
3,384
Owner occupied
2,530
Value Percent YoY
change
Renter occupied 3,384 57.2% -3.8%
Owner occupied 2,530 42.8% 5.4%
Unoccupied housing units
3.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Willowbrook housing costs

Housing costs in Willowbrook come to a median of $1,670 per month, while tenants specifically pay a median gross rent of $1,570.

Median housing costs per month
$1,670/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Willowbrook
$1,570/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Willowbrook

Willowbrook education at a glance

About 38.8% of the population in Willowbrook went to high school, while 19.6% pursued college studies. Another 6.3% earned an associate degree and 8.7% hold a bachelor’s. Meanwhile, 2.1% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 3,930 24.4% 12.5%
High school diploma 6,246 38.8% 3.5%
College diploma 3,158 19.6% 0.3%
Associate degree 1,018 6.3% -14.5%
Bachelor's degree 1,405 8.7% -10.8%
Graduate degree 332 2.1% -10.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Willowbrook

How much people earn in Willowbrook

The average annual household income in Willowbrook was $78,691 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +7% change from the previous year. At the same time, the median income stood at $62,582, reflecting a +3.6% shift over the same period.

Average household income in Willowbrook
$78,691/year
7.0% year-over-year change
Median household income in Willowbrook
$62,582/year
3.6% year-over-year change

Willowbrook income by age

In Willowbrook, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $72,031. Those with someone between 45 and 64 in charge, often well established professionally, earn $76,125 overall. Overall, 82.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $72,031 12.6%
45 - 64 $76,125 -1.9%
Over 65 $33,191 3.3%
Above poverty level
17,565
Below poverty level
3,834
Value Percent YoY
change
Above poverty level 17,565 82.1% -1.4%
Below poverty level 3,834 17.9% 7.8%

Average renter income in Willowbrook

To get a better sense of what renters earn on average in Willowbrook, their median household income was $34,651 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 54.4%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$34,651
Rent-to-income ratio
54.4%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Willowbrook

Workforce and job types in Willowbrook

The job market in Willowbrook is powered by 9,069 working residents, spread across a range of industries and roles. 62% of the working population are employed in professional or administrative positions, while 38% are in hands-on or service-based jobs. Also, 8.6% run their own businesses, 73.3% are employed by private companies, and 12.3% work in the public sector.

Workforce demographics

Working population
9,069
2.7% year-over-year change
White collar
5,626
Blue collar
3,443
Value Percent YoY change
White collar 5,626 62% 2.5%
Blue collar 3,443 38% 2.9%
Employer type
Self employees
8.6%
Private companies
73.3%
Governmental workers
12.3%
Not for profit companies
5.8%
Value Percent YoY change
Self employees 777 8.6% 4.6%
Private companies 6,645 73.3% 1.6%
Governmental workers 1,119 12.3% 2.9%
Not for profit companies 528 5.8% 14.0%
Unemployment rate
11.3%
-13.7% year-over-year change

Available workforce

The unemployment rate in Willowbrook stands at 11.3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Willowbrook

How people get around in Willowbrook

In Willowbrook, the average commute time is 33 minutes. Commuting methods vary: 83% of residents travel by personal vehicle and 2.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
33 min
3.1% year-over-year change
Means of transportation
Value Percent YoY change
Car 7,489 83% 0.8%
Bus or trolleybus 191 2.1% 20.9%
Subway or elevated 63 0.7% N/A
Bicycle 11 0.1% -8.3%
Walk 201 2.2% 76.3%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

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FAQs about Willowbrook demographics 

What is the total population of Willowbrook?

Willowbrook has a total population of 21,681 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.2% compared to a year ago.

What is the gender ratio in Willowbrook?

The gender ratio in Willowbrook is as follows:
  • 48.3% males (10,481 residents)
  • 51.7% females (11,200 residents)

What is the median age in Willowbrook?

The median age in Willowbrook is 33.5.

What is the age distribution of the population in Willowbrook?

The age distribution in Willowbrook is as follows:
  • Under 15: 20.6% (4,471 residents)
  • Ages 15-24: 15.9% (3,449 residents)
  • Ages 25-44: 31.1% (6,748 residents)
  • Ages 45-64: 23% (4,994 residents)
  • Over 65: 9.3% (2,019 residents)

What is the racial and ethnic makeup of Willowbrook?

The racial and ethnic makeup of Willowbrook is as follows:
  • White: 12.2% (2,637 residents)
  • Black or African American: 15.9% (3,447 residents)
  • American Indian and Alaska Native: 2.3% (504 residents)
  • Asian: 1.1% (241 residents)
  • Native Hawaiian and Other Pacific Islander: 0.3% (66 residents)
  • Two or More Races: 25% (5,418 residents)
  • Other: 43.2% (9,368 residents)

What percentage of the population in Willowbrook are U.S.-born citizens?

U.S.-born citizens represent 63.9% of the population in Willowbrook.

How many housing units are there in Willowbrook?

There are 6,143 housing units in Willowbrook, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Willowbrook and what is the average household size?

Willowbrook has a total of 5,914 households, with an average of 4 people in each.

What is the median household income in Willowbrook?

Willowbrook has a median household income of $62,582, representing a +3.6% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Willowbrook?

The employment rate is 88.7% in Willowbrook, with a workforce of 9,069 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 62% (5,626 residents)
  • Blue-collar workers: 38% (3,443 residents)

Places of employment:
  • Self-employed: 8.6% (777 residents)
  • Private companies: 73.3% (6,645 residents)
  • Governmental workers: 12.3% (1,119 residents)
  • Not-for-profit companies: 5.8% (528 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025