Bethel Island, California Population 2024

1,971

Bethel Island is a city located in Contra Costa County California. Bethel Island has a 2024 population of 1,971. Bethel Island is currently declining at a rate of -0.55% annually and its population has decreased by -2.18% since the most recent census, which recorded a population of 2,015 in 2020.

The average household income in Bethel Island is $113,726 with a poverty rate of 17.76%. The median age in Bethel Island is 55.4 years: 37 years for males, and 56.8 years for females.

Bethel Island Demographics

According to the most recent ACS, the racial composition of Bethel Island was:

  • White: 71.05%
  • Other race: 17.36%
  • Asian: 6.27%
  • Two or more races: 3.36%
  • Native Hawaiian or Pacific Islander: 1.96%
  • Black or African American: 0%
  • Native American: 0%
Land Area (mi²)
5.3 sq mi
Density (mi²)
375.40/sq mi
Growth Since 2020
-2.18% (-44)
The current population of Bethel Island, California is 1,971 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 2,015.

Population by Race

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Race
Population
Percentage (of total)
White1,41671.05%
Other race34617.36%
Asian1256.27%
Two or more races673.36%
Native Hawaiian or Pacific Islander391.96%
Black or African American00%
Native American00%

White

Other race

Asian

Two or more races

Native Hawaiian or Pacific Islander

Black or African American

Native American

Bethel Island Population by Race

Bethel Island Population Pyramid 2024

Bethel Island Median Age

55.4

Total

37

Male

56.8

Female

Bethel Island Adults

There are 1,694 adults, (552 of whom are seniors) in Bethel Island.

Bethel Island Age Dependency

74.5

Age Dependency Ratio

48.3

Old Age Dependency Ratio

26.2

Child Dependency Ratio

Bethel Island Sex Ratio

Female92846.56%
Male1,06553.44%

Bethel Island Population by Age

Bethel Island Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All8422.3773.226.8
Non Family4421.2362.937.1
Married3243.4480.919.1
Female446.071000
Male322.131000

3.38

Average Family Size

2.37

Average Household Size

73.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Bethel Island Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade1359.02%
Associates Degree16711.16%
Bachelors Degree15610.43%
Graduate Degree21814.57%
High School Graduate39326.27%
Less Than 9th Grade795.28%
Some College34823.26%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Bethel Island Educational Attainment by Sex (over 25)

Bethel Island Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White1,0711,035328
Hispanic28313622
Other Race194470
Asian1259446
2+ Races67670
Islander39390

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 36.8%.

Bethel Island Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$0$0$0
Graduate Degree$0$0$0
High School Graduate$77,111$0$59,250
Less Than 9th Grade$0$0$0
Overall$75,236$75,319$0
Some College$46,136$0$0

$75,236

Average Earnings

$75,319

Average Male

$0

Average Female

Bethel Island Earnings by Educational Attainment

Bethel Island Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Bethel Island Language

75.01% of Bethel Island residents speak only English, while 24.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 21.83% of the population.

Bethel Island Language

Bethel Island Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Other34615745.38%
Hispanic43515736.09%
Asian1257963.2%
White1,416795.58%
Islander3939100%

17.76%

Overall Poverty Rate

13.99%

Male Poverty Rate

22.09%

Female Poverty Rate

Poverty in Bethel Island

The race most likely to be in poverty in Bethel Island is Islander, with 100% below the poverty level.

The race least likely to be in poverty in Bethel Island is White, with 5.58% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 10.17%. Among those working part-time, it was 0%, and for those that did not work, the poverty rate was 29.91%.

Bethel Island Poverty

rate

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Rate
Poverty
Less Than 9th Grade51.4%
Some College24.66%
High School9.92%
Bachelors or Greater0%

Bethel Island Poverty Rate by Education

rate

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Rate
Poverty
Male Employed8.58%
Male Unemployed0%
Female Employed0%
Female Unemployed0%

Bethel Island Poverty Rate by Employment Status and Sex

Bethel Island Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$172,704$149,308
Households$85,870$113,726
Married Families$174,643$-999,999,999
Non Families$75,336$81,109

mean

median

Income by Household Type

Bethel Island Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

45.8%

Overall Marriage Rate

44.8%

Male Marriage Rate

47.0%

Female Marriage Rate

Bethel Island Married by Age and Sex

male

female

Bethel Island Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Bethel Island Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Bethel Island Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

173

Number of Veterans

173

Male Veterans

0

Female Veterans

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War
Veterans
Second Gulf War54
Vietnam29
First Gulf War0
Korea0
World War II0

Bethel Island Veterans by War

count

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Age Group
Veterans
55 to 6490
18 to 3454
65 to 7429
35 to 540
75+0

Bethel Island Veterans by Age

count

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Name
Veterans
% of Total
White13410.56%
Islander39100%

Bethel Island Veterans by Race

Bethel Island Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

39.31%

Veteran Poverty Rate

0%

Veteran Disability Rate

Bethel Island Veterans by Education

LaborForceParticipation

54.1%

Labor Force Participation

44.9%

Employment Rate

17%

Unemployment Rate

Bethel Island Employment by Age

LaborForceParticipation

Bethel Island Employment by Race

LaborForceParticipation

Bethel Island Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

59.41%

Born in Bethel Island

82.44%

Native Born

17.56%

Foreign Born

6.32%

Non Citizen

11.24%

Naturalized

Place of Birth

82.44% of Bethel Island residents were born in the United States, with 59.41% having been born in California. 6.32% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Bethel Island Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20241,971-11-0.55%
20231,982-11-0.55%
20221,993-126-5.95%
20212,1191045.16%
20202,015-146-6.76%
20192,1611517.51%
20182,010-369-15.51%
20172,3791808.19%
20162,199271.24%
20152,172140.65%
20142,158-14-0.64%
20132,17226213.72%
20121,910281.49%
20111,882-255-11.93%
20102,13700%

Bethel Island Population by Year