Castle Hill CDP, CA Profile: Facts, Map & Data


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Castle Hill CDP, California - Basic Facts

The Castle Hill Census Designated Place had a population of 1,370 as of July 1, 2017. Castle Hill CDP ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Castle Hill CDP is located at latitude 37.873 and longitude -122.0573 in Contra Costa County. The formal boundaries for the Castle Hill Census Designated Place (see map below) encompass a land area of 0.73 sq. miles and a water area of 0 sq. miles.

The Castle Hill Census Designated Place (GNIS ID: 2582967) has a U2 Census Class Code which indicates a census designated place without an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Castle Hill Census Designated Place is located within Central Contra Costa CCD of Contra Costa County.

Beneath the boundary map are tables with Castle Hill CDP population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Castle Hill Census Designated Place, CA Boundary Map

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Castle Hill CDP, CA Data & Demographics (As of July 1, 2017)


Total Population 1,370
Daytime Population: Workers 98
Daytime Population: Residents 830
Total Daytime Population (TDP) 928
Ratio TDP/Total Population1 0.68
Population in Households 1,257
Population in Familes 1,046
Population in Group Qrtrs 113
Population Density2 1,884
Diversity Index3 40


Median Household Income $133,539
Average Household Income $187,571
Per Capita Income $74,150


Total Housing Units 533 (100%)
Owner Occupied HU 407 (76.4%)
Renter Occupied HU 116 (21.8%)
Vacant Housing Units 11 ( 2.1%)
Median Home Value $1,000,001
Average Home Value $1,052,512


Total Households 522
Average Household Size 2.41
Family Households 360
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 0.74% 0.8%
Households 0.68% 0.83%
Families -0.34% 0.87%
Median Household Income   2.05%
Per Capita Income   1.73%

Castle Hill CDP, CA - Peer Comparisons by Rank and Percentile

The table below compares Castle Hill CDP to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2017 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 # 969 36th
Population Density # 623 59th
Diversity Index # 1182 22nd
Median Household Income # 60 96th
Per Capita Income # 62 96th

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

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