Clayton, California Population 2024

10,742

Clayton is a city located in Contra Costa County California. Clayton has a 2024 population of 10,742. Clayton is currently declining at a rate of -0.75% annually and its population has decreased by -2.89% since the most recent census, which recorded a population of 11,062 in 2020.

The average household income in Clayton is $209,964 with a poverty rate of 1.73%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Clayton is 44.4 years, 42.4 years for males, and 45.5 years for females.

Clayton Demographics

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

  • White: 72.71%
  • Asian: 11.72%
  • Two or more races: 11.54%
  • Other race: 2.01%
  • Black or African American: 1.62%
  • Native American: 0.4%
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
3.8 sq mi
Density (mi²)
2,797.10/sq mi
Growth Since 2020
-2.89% (-320)
The current population of Clayton, California is 10,742 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 11,062.

Clayton, California Population 2024

Population by Race

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Race
Population
Percentage (of total)
White8,04972.71%
Asian1,29711.72%
Two or more races1,27811.54%
Other race2232.01%
Black or African American1791.62%
Native American440.4%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Clayton Population by Race

Clayton Population Pyramid 2024

Clayton Median Age

44.4

Total

42.4

Male

45.5

Female

Clayton Adults

There are 8,469 adults, (1,862 of whom are seniors) in Clayton.

Clayton Age Dependency

67.5

Age Dependency Ratio

28.2

Old Age Dependency Ratio

39.4

Child Dependency Ratio

Clayton Sex Ratio

Female5,60550.63%
Male5,46549.37%

Clayton Population by Age

Clayton Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,9932.7690.79.3
Married2,5763.2894.15.9
Non Family8361.0898.21.8
Female4292.9366.233.8
Male1522.8860.539.5
showing: 5 rows

3.18

Average Family Size

2.76

Average Household Size

90.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Clayton 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

Clayton Educational Attainment by Sex (over 25)

Clayton Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among native american people with a rate of 100%.

Clayton Educational Attainment by Race

All

Male

Female

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$96,641

Average Earnings

$135,168

Average Male

$73,929

Average Female

Clayton Earnings by Educational Attainment

Clayton Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Clayton Language

85.85% of Clayton residents speak only English, while 14.15% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 4.26% of the population.

Clayton Language

Clayton Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White7,4861642.19%
Other223146.28%
Hispanic1,239120.97%
Black17942.23%
showing: 4 rows

1.73%

Overall Poverty Rate

0.92%

Male Poverty Rate

2.52%

Female Poverty Rate

Poverty in Clayton

The race most likely to be in poverty in Clayton is Other, with 6.28% below the poverty level.

The race least likely to be in poverty in Clayton is Hispanic, with 0.97% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.09%. Among those working part-time, it was 1.31%, and for those that did not work, the poverty rate was 5.27%.

Clayton Poverty

rate

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Rate
Poverty
Less Than 9th Grade6.41%
High School4.73%
Some College3.57%
Bachelors or Greater1.09%
showing: 4 rows

Clayton Poverty Rate by Education

rate

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Rate
Poverty
Female Employed0.13%
Male Employed0.11%
Male Unemployed
Female Unemployed
showing: 4 rows

Clayton Poverty Rate by Employment Status and Sex

Clayton Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Clayton Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.7%

Overall Marriage Rate

60.4%

Male Marriage Rate

53.2%

Female Marriage Rate

Clayton Married by Age and Sex

male

female

Clayton Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Clayton Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Clayton Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

379

Number of Veterans

328

Male Veterans

51

Female Veterans

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Clayton Veterans by War

count

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Clayton Veterans by Age

count

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Clayton Veterans by Race

Clayton Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

27.44%

Veteran Disability Rate

Clayton Veterans by Education

LaborForceParticipation

62.2%

Labor Force Participation

58.8%

Employment Rate

5.4%

Unemployment Rate

Clayton Employment by Age

LaborForceParticipation

Clayton Employment by Race

LaborForceParticipation

Clayton 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

65.4%

Born in Clayton

87.85%

Native Born

12.15%

Foreign Born

2.87%

Non Citizen

9.28%

Naturalized

Place of Birth

87.85% of Clayton residents were born in the United States, with 65.4% having been born in California. 2.87% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Clayton Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202910,337-81-0.78%
202810,418-81-0.77%
202710,499-81-0.77%
202610,580-81-0.76%
202510,661-81-0.75%
202410,742-81-0.75%
202310,823-81-0.74%
202210,904-81-0.74%
202110,985-77-0.7%
202011,062-521-4.5%
201911,583-33-0.28%
201811,616-2-0.02%
201711,618290.25%
201611,589720.63%
201511,5171010.88%
201411,4161251.11%
201311,2911511.36%
201211,1401050.95%
201111,035940.86%
201010,9411791.66%
200010,7623,44547.08%
19907,3172,99269.18%
19804,3252,940212.27%
19701,385
showing: 24 rows

Clayton Population by Year