United States › California › Castaic CITY · 2020 ACS
Castaic California · 18,937 residents · 7.26 sq mi
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The short version
With 18,937 people, Castaic is a city in California. Median home value sits at $579,500. Households here earn about 53% more than in California as a whole. 82% of homes are owner-occupied. Median household income runs $120,574, well clear of the $66,278 US median. Renters pay $1,795 a month at the median.
At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 39.0
US median: 38.8
More educated
39% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 37.4 in 2019
US average: 38.8
Population, 2010 – 2024
18K 18K 19K 19K 20K 2010 2020 2024 Castaic Age distribution, 2020
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Section 02
Income & economy $120,574
+2%inflation adjusted, since 2019
from $117,031 in 2019
US average: $66,278
from $40,562 in 2019
US average: $35,364
Households earning $100K+
from 73.7% in 2019
US average: 43.9%
from 4.1% in 2019
US average: 12.8%
Workforce by industry, 2020
Public administration 8.2%
Arts, entertainment, food 5%
Professional, scientific, technical 4.7%
Education & health services 2.8%
Transportation & warehousing 2.5%
Agriculture, forestry, fishing 0.1%
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$579,500
+3%inflation adjusted, since 2019
from $553,600 in 2019
US average: $265,253
$1,795
+2%inflation adjusted, since 2019
from $1,745 in 2019
US average: $1,124
from 83.1% in 2019
17.5% rent
from 3.30 people in 2019
US average: 2.61
from 4.7 in 2019
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2019
White, non-Hispanic 53.8%(10,428)
Hispanic / Latino 27.9%(5,408)
2020
White, non-Hispanic 48.6%(9,208)
Hispanic / Latino 31.1%(5,886)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 4 more hispanic origin groups with data Ancestry
+ 31 more ancestry groups with data from 36.3% in 2019
US average: 32.9%
High school or higher
from 91.3% in 2019
US average: 88.5%
from 10.9% in 2019
US average: 12.7%
Section 06
Commute & transportation from 32.5 min in 2019
US average: 26.9
from 79.3% in 2019
US average: 75.1%
from 2.2% in 2019
US average: 8.4%
Section 07
Work & employment from 5.2% in 2019
US average: 5.4%
from 67.5% in 2019
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 43.9% in 2019
US average: 39.3%
Section 08
People & community from 19.3% in 2019
US average: 13.5%
from 3.1% in 2019
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 32.2%(2,254)
Women 15+
Never married 28.9%(2,105)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 3.1% in 2019
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 26.9%(159)
Gulf War (1990s) 26.4%(156)
Share of the 591 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Castaic Head to head
Compare Castaic to nearby cities CASTAIC VS
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Home value $1,085,500 +87%
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CASTAIC VS
Santa Clarita
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Home value $784,700 +35%
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CASTAIC VS
Simi Valley
Income $122,081 +1%
Home value $823,800 +42%
Population 124,861 +594%
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CASTAIC VS
Fillmore
Income $92,931 −23%
Home value $602,500 +4%
Population 16,937 −6%
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Frequently asked
How many people live in Castaic, California? Castaic, California has about 18,937 residents according to the 2020 American Community Survey.
What is the median household income in Castaic, California? The typical household in Castaic, California earns about $120,574 a year. Half of households make more than that, and half make less.
Is Castaic, California expensive? In Castaic, California, the median home is worth about $579,500, and the typical rent is about $1,795 a month.
How educated are people in Castaic, California? About 39.1% of adults age 25 and over in Castaic, California hold a bachelor's degree or higher.
What is the poverty rate in Castaic, California? About 4.6% of people in Castaic, California live below the federal poverty line.
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