Bethel Island, CA Profile: Facts, Map & Data


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Bethel Island, California - Basic Facts

The Bethel Island Census Designated Place had a population of 2,302 as of July 1, 2017.

The primary coordinate point for Bethel Island is located at latitude 38.0289 and longitude -121.6405 in Contra Costa County. The formal boundaries for the Bethel Island Census Designated Place (see map below) encompass a land area of 5.58 sq. miles and a water area of 0 sq. miles. Contra Costa County is in the Pacific time zone (GMT -8). The elevation is 7 feet.

The Bethel Island Census Designated Place (GNIS ID: 2407834) has a U1 Census Class Code which indicates a census designated place with 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 Bethel Island Census Designated Place is located within East Contra Costa CCD of Contra Costa County.

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

Neighborhood Data

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Bethel Island Census Designated Place, CA Boundary Map

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Bethel Island, CA Data & Demographics (As of July 1, 2017)


Total Population 2,302
Daytime Population: Workers 281
Daytime Population: Residents 1,615
Total Daytime Population (TDP) 1,896
Ratio TDP/Total Population1 0.82
Population in Households 2,287
Population in Familes 1,507
Population in Group Qrtrs 15
Population Density2 412
Diversity Index3 48


Median Household Income $38,824
Average Household Income $58,389
Per Capita Income $27,979


Total Housing Units 1,354 (100%)
Owner Occupied HU 841 (62.1%)
Renter Occupied HU 251 (18.5%)
Vacant Housing Units 262 (19.4%)
Median Home Value $325,585
Average Home Value $312,753


Total Households 1,092
Average Household Size 2.09
Family Households 556
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 1.03% 1.09%
Households 0.86% 0.99%
Families 0.4% 0.78%
Median Household Income   1.21%
Per Capita Income   3.05%

Bethel Island, CA - Peer Comparisons by Rank and Percentile

The table below compares Bethel Island 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 # 854 44th
Population Density # 983 35th
Diversity Index # 1034 32nd
Median Household Income # 1246 18th
Per Capita Income # 802 47th

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

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