Clayton, Missouri Population 2023

17,781

Clayton is a city located in Missouri. With a 2023 population of 17,781, it is the 47th largest city in Missouri and the 2567th largest city in the United States.Clayton is currently growing at a rate of 0.81% annually and its population has increased by 2.45% since the most recent census, which recorded a population of 17,355 in 2020. Spanning over 3 miles, Clayton has a population density of 7,090 people per square mile.

The average household income in Clayton is $191,712 with a poverty rate of 6.83%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Clayton is 29.5 years, 29 years for males, and 29.8 years for females.

Clayton Demographics

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

  • White: 75.46%
  • Asian: 11.6%
  • Black or African American: 7.8%
  • Two or more races: 4.48%
  • Other race: 0.66%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
The current population of Clayton, Missouri is 17,781 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 17,355.

Clayton, Missouri Population 2023

Population by Race

White

Asian

Black or African American

Two or more races

Other race

Native American

Native Hawaiian or Pacific Islander

Clayton Population by Race

Clayton Population Pyramid 2023

Clayton Median Age

29.5

Total

29

Male

29.8

Female

Clayton Adults

There are 13,840 adults, (1,964 of whom are seniors) in Clayton.

Clayton Age Dependency

41.2

Age Dependency Ratio

16.5

Old Age Dependency Ratio

24.6

Child Dependency Ratio

Clayton Sex Ratio

Female8,47250.54%
Male8,29149.46%

Clayton Population by Age

Clayton Renter vs Owner Occupied by Household Type

2.9

Average Family Size

2.21

Average Household Size

57.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Clayton Households and Families

Male

Female

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

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 other race people with a rate of 97.92%.

Clayton Educational Attainment by Race

All

Male

Female

$70,699

Average Earnings

$95,885

Average Male

$56,667

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

83.36% of Clayton residents speak only English, while 16.64% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 10.45% of the population.

Clayton Language

Clayton Poverty by Race

rate

6.83%

Overall Poverty Rate

6.81%

Male Poverty Rate

9.13%

Female Poverty Rate

Poverty in Clayton

The race most likely to be in poverty in Clayton is Asian, with 13.59% below the poverty level.

The race least likely to be in poverty in Clayton is Black, with 2.38% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.47%. Among those working part-time, it was 9.81%, and for those that did not work, the poverty rate was 25.31%.

Clayton Poverty

Clayton Poverty Rate by Education

Clayton Poverty Rate by Employment Status and Sex

Clayton Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

Clayton Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

41.7%

Overall Marriage Rate

43.0%

Male Marriage Rate

40.5%

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 55-64, while the female age group most likely to be married is 55-64.

Clayton Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Clayton Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

343

Number of Veterans

343

Male Veterans

Female Veterans

Clayton Veterans by War

Clayton Veterans by Age

count

Clayton Veterans by Race

Clayton Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

12.5%

Veteran Disability Rate

Clayton Veterans by Education

LaborForceParticipation

54.4%

Labor Force Participation

53.1%

Employment Rate

2.2%

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

41.91%

Born in Clayton

84.49%

Native Born

12.1%

Foreign Born

8.5%

Non Citizen

3.6%

Naturalized

Place of Birth

84.49% of Clayton residents were born in the United States, with 41.91% having been born in Missouri. 8.5% 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 2020 is projected based on recent growth

Clayton Population by Year