Port Costa, California Population 2024

251

Port Costa is a city located in Contra Costa County California. Port Costa has a 2024 population of 251. Port Costa is currently declining at a rate of annually and its population has increased by 3.72% since the most recent census, which recorded a population of 242 in 2020.

The average household income in Port Costa is $77,217 with a poverty rate of . The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Port Costa is 66.8 years, 69.8 years for males, and 63 years for females.

Port Costa Demographics

According to the most recent ACS, the racial composition of Port Costa was:

  • White: 88.45%
  • Other race: 7.17%
  • Two or more races: 4.38%
  • Black or African American:
  • Native American:
  • Asian:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
0.2 sq mi
Density (mi²)
1,585.40/sq mi
Growth Since 2020
3.72% (9)
The current population of Port Costa, California is 251 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 242.

Port Costa, California Population 2024

Population by Race

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Race
Population
Percentage (of total)
White22288.45%
Other race187.17%
Two or more races114.38%
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Other race

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Port Costa Population by Race

Port Costa Population Pyramid 2024

Port Costa Median Age

66.8

Total

69.8

Male

63

Female

Port Costa Adults

There are 251 adults, (162 of whom are seniors) in Port Costa.

Port Costa Age Dependency

182

Age Dependency Ratio

182

Old Age Dependency Ratio

0

Child Dependency Ratio

Port Costa Sex Ratio

Female7630.28%
Male17569.72%

Port Costa Population by Age

Port Costa Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1711.4729.270.8
Non Family1321.248.391.7
Married392.231000
Male000
Female000
showing: 5 rows

1.95

Average Family Size

1.47

Average Household Size

29.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Port Costa Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Port Costa Educational Attainment by Sex (over 25)

Port Costa Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 16.67%.

Port Costa Educational Attainment by Race

Port Costa Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Port Costa Language

92.83% of Port Costa residents speak only English, while 7.17% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.17% of the population.

Port Costa Language

rate

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Rate
Poverty
Less Than 9th Grade
High School
Some College
Bachelors or Greater
showing: 4 rows

Port Costa Poverty Rate by Education

rate

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Rate
Poverty
Male Employed
Male Unemployed
Female Employed
Female Unemployed
showing: 4 rows

Port Costa Poverty Rate by Employment Status and Sex

Port Costa Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Port Costa Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

30.3%

Overall Marriage Rate

22.3%

Male Marriage Rate

48.7%

Female Marriage Rate

Port Costa Married by Age and Sex

male

female

Port Costa Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is Over 65.

Port Costa Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Port Costa Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

75

Number of Veterans

75

Male Veterans

Female Veterans

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Port Costa Veterans by War

count

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Port Costa Veterans by Age

count

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Port Costa Veterans by Race

Port Costa Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

100%

Veteran Disability Rate

Port Costa Veterans by Education

LaborForceParticipation

59.4%

Labor Force Participation

55%

Employment Rate

7.4%

Unemployment Rate

Port Costa Employment by Age

LaborForceParticipation

Port Costa Employment by Race

LaborForceParticipation

Port Costa 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

45.42%

Born in Port Costa

92.83%

Native Born

7.17%

Foreign Born

7.17%

Non Citizen

Naturalized

Place of Birth

92.83% of Port Costa residents were born in the United States, with 45.42% having been born in California. 7.17% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Port Costa Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2024251
2023251
202225141.62%
202124752.07%
20202426234.44%
2019180-6-3.23%
201818684.49%
2017178-50-21.93%
2016228-83-26.69%
201531192.98%
2014302-23-7.08%
2013325-36-9.97%
20123618731.75%
20112748444.21%
2010190
showing: 15 rows

Port Costa Population by Year