Castaic, California Population 2022

18,921
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Castaic is a city located in Los Angeles County California. With a 2020 population of 18,921, it is the 365th largest city in California and the 2417th largest city in the United States. Castaic is currently declining at a rate of -0.04% annually and its population has decreased by -0.08% since the most recent census, which recorded a population of 18,937 in 2020. Spanning over 7 miles, Castaic has a population density of 2,606 people per square mile.

The average household income in Castaic is $130,197 with a poverty rate of 4.56%. The median rental costs in recent years comes to $1,795 per month, and the median house value is $579,500. The median age in Castaic is 37.4 years, 36.3 years for males, and 39.1 years for females.

Castaic Demographics

According to the most recent ACS, the racial composition of Castaicwas:

  • White: 68.05%
  • Asian: 11.25%
  • Other race: 9.42%
  • Two or more races: 7.36%
  • Black or African American: 2.46%
  • Native American: 1.20%
  • Native Hawaiian or Pacific Islander: 0.27%
The current population of Castaic, California is 18,921 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 18,937.

Castaic, California Population 2022

Population by Race

Race Population Percentage
White12,57568.05%
Black or African American4552.46%
American Indian and Alaska Native2211.20%
Asian2,07911.25%
Native Hawaiian and Other Pacific Islander490.27%
Some Other Race1,7409.42%
Two or More Races1,3607.36%
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Castaic Population by Race

Castaic Population Pyramid 2022

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Castaic Median Age

38.2


Total

36


Male

40.4


Female

Castaic Adults

There are 13,553 adults, (1,878 of whom are seniors) in Castaic.

Castaic Age Dependency

Age Dependency Ratio

16.1

Old Age Dependency Ratio

42.2

Child Dependency Ratio

Castaic Sex Ratio

Female

9,120

49.35%

Male

9,359

50.65%

Castaic Population by Age

Castaic Renter vs Owner Occupied by Household Type

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Castaic Household Types

Type Owner Renter
Male95%5%
Married88.5%11.5%
All84.6%15.4%
Non Family73.9%26.1%
Female70.2%29.8%

84.6%

Rate of Home Ownership

Castaic Households and Families

Type Count Average Size Owned
All5,6563.2784.6
Married3,9293.6688.5
Male2413.6295
Female5933.4770.2
Non Family8931.3273.9

3.53

Average Family Size

3.27

Average Household Size

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Castaic Households by Type

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Education Attained Count Percentage
Less Than 9th Grade3122.57%
9th to 12th Grade6235.13%
High School Graduate1,94215.98%
Some College3,21026.42%
Associates Degree1,31510.82%
Bachelors Degree3,38527.86%
Graduate Degree1,36511.23%
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Castaic Educational Attainment by Sex (over 25)

Castaic Educational Attainment by Race

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Race Total High School Bachelors
Asian1,5461,446899
Native American202180112
White6,5836,3552,861
Black312312114
Hispanic3,1202,576744
2+ Races747644150
Other Race947737112
Islander4919

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 58.15%.

Castaic Educational Attainment by Race

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Name Average Male Female
Overall$62,840$77,671$53,300
Less Than 9th Grade$48,611$55,585$29,375
High School Graduate$56,716$61,167$44,167
Some College$53,125$63,929$43,520
Bachelors Degree$77,344$98,580$62,610
Graduate Degree$96,399$108,929$85,048

$62,840

Average Earnings

$77,671

Average Male

$53,300

Average Female

Castaic Earnings by Educational Attainment

Castaic Language by Age

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Castaic Language

71.36% of Castaic residents speak only English, while 28.64% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 16.29% of the population.

Castaic Language

Castaic Poverty by Race

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Name Total In Poverty Poverty Rate
Islander49816.33%
Asian2,0741959.40%
Black455316.81%
White9,7015615.78%
Other4NaN%
Hispanic5,103430.84%

4.56%

Overall Poverty Rate

4.16%

Male Poverty Rate

4.97%

Female Poverty Rate

Poverty in Castaic

The race most likely to be in poverty in Castaic is Islander, with 16.33% below the poverty level.

The race least likely to be in poverty in Castaic is Hispanic, with 0.84% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.80%. Among those working part-time, it was 4.55%, and for those that did not work, the poverty rate was 8.90%.

Castaic Poverty

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Name Poverty
Less Than 9th Grade4.17%
High School3.19%
Some College5.04%
Bachelors or Greater4.46%

Castaic Poverty Rate by Education

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Rate Poverty
Male Employed2.24%
Male Unemployed9.05%
Female Employed2.62%
Female Unemployed13.98%

Castaic Poverty Rate by Employment Status and Sex

Castaic Income by Household Type

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Name Median Mean
Households$120,574$134,585
Families$133,247$143,650
Married Families$138,750-
Non Families$53,872$73,354
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Income by Household Type

Castaic Marital Status

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Marriage Rates

58.0%

Overall Marriage Rate

60.0%

Male Marriage Rate

56.1%

Female Marriage Rate

Castaic Married by Age and Sex

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Castaic 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 45-54.

Castaic Marital Status by Race

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Castaic Marital Status

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591

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War159
First Gulf War156
Vietnam186
Korea6
World War II

Castaic Veterans by War

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Age Group Veterans
18 to 3478
35 to 54158
55 to 64156
65 to 74157
75+42

Castaic Veterans by Age

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Name Veterans % of Total
White5085.41%
Black30.83%
Asian150.94%
Other Race252.29%
2+ Races404.78%
Hispanic1133.28%

Castaic Veterans by Race

Castaic Veterans by Education

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4.74%

Veteran Poverty Rate

24.87%

Veteran Disability Rate

Castaic Veterans by Education

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67.6%

Labor Force Participation

64.5%

Employment Rate

4.6%

Unemployment Rate

Castaic Employment by Age

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Castaic Employment by Race

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Castaic Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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63.54%

Born in Castaic

79.79%

Native Born

20.21%

Foreign Born

5.43%

Non Citizen

14.78%

Naturalized

Place of Birth

79.79% of Castaic residents were born in the United States, with 63.54% having been born in California. 5.43% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Castaic Place of Birth

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
201019,0150.00%
201119,007-8-0.04%
201218,999-8-0.04%
201318,991-8-0.04%
201418,983-8-0.04%
201518,975-8-0.04%
201618,967-8-0.04%
201718,959-8-0.04%
201818,951-8-0.04%
201918,943-8-0.04%
202018,937-6-0.03%
202118,929-8-0.04%
202218,921-8-0.04%

Castaic Population by Year