Willowbrook, California Population 2024

20,581

Willowbrook is a city located in Los Angeles County California. Willowbrook has a 2024 population of 20,581. Willowbrook is currently declining at a rate of -4.43% annually and its population has decreased by -15.66% since the most recent census, which recorded a population of 24,401 in 2020.

The average household income in Willowbrook is $67,389 with a poverty rate of 19.92%. The median age in Willowbrook is 30.6 years: 30.8 years for males, and 30.4 years for females.

Willowbrook Demographics

According to the most recent ACS, the racial composition of Willowbrook was:

  • Other race: 36.67%
  • White: 28.33%
  • Black or African American: 18.54%
  • Two or more races: 15.1%
  • Asian: 1.14%
  • Native American: 0.22%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
1.7 sq mi
Density (mi²)
12,270.50/sq mi
Growth Since 2020
-15.66% (-3,820)
The current population of Willowbrook, California is 20,581 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 24,401.

Population by Race

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Race
Population
Percentage (of total)
Other race8,24836.67%
White6,37228.33%
Black or African American4,16918.54%
Two or more races3,39715.1%
Asian2561.14%
Native American490.22%
Native Hawaiian or Pacific Islander00%

Other race

White

Black or African American

Two or more races

Asian

Native American

Native Hawaiian or Pacific Islander

Willowbrook Population by Race

Willowbrook Population Pyramid 2024

Willowbrook Median Age

30.6

Total

30.8

Male

30.4

Female

Willowbrook Adults

There are 16,029 adults, (1,980 of whom are seniors) in Willowbrook.

Willowbrook Age Dependency

60.1

Age Dependency Ratio

14.1

Old Age Dependency Ratio

46

Child Dependency Ratio

Willowbrook Sex Ratio

Female11,52851.26%
Male10,96348.74%

Willowbrook Population by Age

Willowbrook Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5,9183.7640.759.3
Married2,4484.8654.545.5
Female1,3794.2235.364.7
Non Family1,2771.1522.277.8
Male8143.7437.662.4

4.29

Average Family Size

3.76

Average Household Size

40.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Willowbrook Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade2,06615.32%
Associates Degree9026.69%
Bachelors Degree1,2479.25%
Graduate Degree2782.06%
High School Graduate2,96922.02%
Less Than 9th Grade3,66927.21%
Some College2,35117.44%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Willowbrook Educational Attainment by Sex (over 25)

Willowbrook Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
Hispanic10,1374,985739
Other Race5,0402,617425
Black2,9282,377591
2+ Races1,9851,131244
Asian22120685
White16914585
Native American33330

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 50.3%.

Willowbrook Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$45,850$46,800$41,250
Graduate Degree$0$225,392$85,375
High School Graduate$34,118$36,042$28,592
Less Than 9th Grade$26,860$28,614$20,492
Overall$33,077$34,278$30,502
Some College$37,620$44,526$33,235

$33,077

Average Earnings

$34,278

Average Male

$30,502

Average Female

Willowbrook Earnings by Educational Attainment

Willowbrook Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Willowbrook Language

29.25% of Willowbrook residents speak only English, while 70.75% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 69.65% of the population.

Willowbrook Language

Willowbrook Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Hispanic17,7582,94516.58%
Black4,1001,40234.2%
Other8,2401,22514.87%
Multiple3,39740011.78%
White1609458.75%
Native493979.59%
Asian248176.85%

19.92%

Overall Poverty Rate

18.72%

Male Poverty Rate

21.08%

Female Poverty Rate

Poverty in Willowbrook

The race most likely to be in poverty in Willowbrook is Native, with 79.59% below the poverty level.

The race least likely to be in poverty in Willowbrook is Asian, with 6.85% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.28%. Among those working part-time, it was 15.94%, and for those that did not work, the poverty rate was 26.7%.

Willowbrook Poverty

rate

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Rate
Poverty
Less Than 9th Grade19.97%
Some College15.47%
High School14.29%
Bachelors or Greater7.8%

Willowbrook Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed33.83%
Female Unemployed18.84%
Female Employed9.6%
Male Employed6.9%

Willowbrook Poverty Rate by Employment Status and Sex

Willowbrook Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$61,124$74,506
Households$52,384$67,389
Married Families$78,117$-999,999,999
Non Families$17,463$31,614

mean

median

Income by Household Type

Willowbrook Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

37.9%

Overall Marriage Rate

38.4%

Male Marriage Rate

37.3%

Female Marriage Rate

Willowbrook Married by Age and Sex

male

female

Willowbrook Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 55-64.

Willowbrook Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Willowbrook Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

202

Number of Veterans

163

Male Veterans

39

Female Veterans

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War
Veterans
Vietnam89
Second Gulf War82
First Gulf War33
Korea0
World War II0

Willowbrook Veterans by War

count

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Age Group
Veterans
65 to 7470
18 to 3460
35 to 5441
55 to 6418
75+13

Willowbrook Veterans by Age

count

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Name
Veterans
% of Total
Black1324.04%
White481.17%
Hispanic420.34%
2+ Races220.9%

Willowbrook Veterans by Race

Willowbrook Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

11.88%

Veteran Poverty Rate

33.17%

Veteran Disability Rate

Willowbrook Veterans by Education

LaborForceParticipation

61.3%

Labor Force Participation

53.2%

Employment Rate

13.2%

Unemployment Rate

Willowbrook Employment by Age

LaborForceParticipation

Willowbrook Employment by Race

LaborForceParticipation

Willowbrook Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

59.09%

Born in Willowbrook

65.92%

Native Born

34.08%

Foreign Born

21.06%

Non Citizen

13.02%

Naturalized

Place of Birth

65.92% of Willowbrook residents were born in the United States, with 59.09% having been born in California. 21.06% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Willowbrook Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202420,581-955-4.43%
202321,536-955-4.25%
202222,491-1,515-6.31%
202124,006-395-1.62%
202024,4011,5906.97%
201922,8114091.83%
201822,402-252-1.11%
201722,6546192.81%
201622,0351,3506.53%
201520,685-212-1.01%
201420,8976473.2%
201320,2506963.56%
201219,554-14,768-43.03%
201134,322-1,661-4.62%
201035,98300%

Willowbrook Population by Year