Castaic, CA Profile: Facts, Map & Data


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Castaic, California - Basic Facts

The Castaic Census Designated Place is a community or populated place (Class Code U5) located in Los Angeles County at latitude 34.4801 and longitude -118.6329. Los Angeles County is in the Pacific time zone (GMT -8). The elevation is 1,227 feet.

The formal official name is the Castaic Census Designated Place, but most people and references simply refer to it as Castaic, California.

The U5 Census Class Code for Castaic indicates a populated place that is also a census designated place with the same name.. The Census Designated Place has a Functional Status Code "S" which identifies a statistical entity.

The formal boundaries for the Castaic Census Designated Place (see map below) encompass a land area of 7.26 sq. miles and a water area of 0.02 sq. miles.

Alternate Unofficial Names for Castaic: Castac.

Castaic Census Designated Place, CA Boundary Map


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Castaic, CA Data & Demographics (As of July 1, 2014)


Total Population 19,203
Population in Households 19,047
Population in Familes 17,339
Population in Group Qrtrs 156
Population Density1 2,645
Diversity Index2 68


Total Households 5,784
Average Household Size 3.29
Family Households 4,860
Average Family Size 4


Total Housing Units 5,968 (100%)
Owner Occupied HU 4,851 (81.3%)
Renter Occupied HU 933 (15.6%)
Vacant Housing Units 184 ( 3.1%)
Median Home Value $464,996
Average Home Value $505,338


Median Household Income $106,292
Average Household Income $127,812
Per Capita Income $38,809
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.23% 0.4%
Households 0.13% 0.39%
Families 0.11% 0.42%
Median Household Income   2.92%
Per Capita Income   3.11%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Castaic, CA - Peer Comparisons by Rank and Percentile

The table below compares Castaic to the other 1,523 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2014 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 350 77th
Population Density1 # 512 66th
Diversity Index2 # 664 57th
Median Household Income # 116 92nd
Per Capita Income # 289 81st

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.