Clayton, Missouri Population 2020

17,162

Clayton is a city located in Missouri. With a 2020 population of 17,162, it is the 43rd largest city in Missouri and the 2088th largest city in the United States. Clayton is currently growing at a rate of 0.99% annually and its population has increased by 7.67% since the most recent census, which recorded a population of 15,939 in 2010. Spanning over 3 miles, Clayton has a population density of 6,843 people per square mile.

The average household income in Clayton is $183,118 with a poverty rate of 7.25%. The median rental costs in recent years comes to $1,196 per month, and the median house value is $630,400. The median age in Clayton is 31.2 years, 31.5 years for males, and 30.9 years for females. For every 100 females there are 99.0 males.

Clayton Demographics

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

  • White: 77.64%
  • Asian: 12.64%
  • Black or African American: 6.95%
  • Two or more races: 2.47%
  • Other race: 0.16%
  • Native American: 0.13%
  • Native Hawaiian or Pacific Islander: 0.01%
The current population of Clayton, Missouri is 17,162, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 16,826.The last official US Census in 2010 recorded the population at 15,939.

Clayton, Missouri Population 2020

Population by Race

Race Population Percentage
White12,77077.64%
Asian2,07912.64%
Black or African American1,1436.95%
Two or More Races4062.47%
Some Other Race260.16%
American Indian and Alaska Native220.13%
Native Hawaiian and Other Pacific Islander20.01%

Clayton Population Pyramid 2020

Clayton Median Age

31.2


Total

31.5


Male

30.9


Female

Clayton Adults

There are 13,914 adults, (2,330 of whom are seniors) in Clayton.

Clayton Age Dependency

42

Age Dependency Ratio

20.1

Old Age Dependency Ratio

21.9

Child Dependency Ratio

Clayton Sex Ratio

Female

8,264

50.24%

Male

8,184

49.76%

Clayton Households and Families

Clayton Renter vs Owner Occupied by Household Type

Clayton Household Types

Type Owner Renter
Married81.5%18.5%
Male67.7%32.3%
All60.3%39.7%
Non Family38.1%61.9%
Female31.7%68.3%

60.3%

Rate of Home Ownership

Type Count Average Size Owned
All5,6332.1460.3
Married2,8232.8981.5
Non Family2,4971.2438.1
Female1862.5231.7
Male1272.4667.7

2.82

Average Family Size

2.14

Average Household Size

4.5%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Clayton Education

Education Attained Count Percentage
Less Than 9th Grade750.77%
9th to 12th Grade2342.40%
High School Graduate6897.07%
Some College9499.74%
Associates Degree1992.04%
Bachelors Degree3,33734.25%
Graduate Degree4,26143.73%

Clayton Educational Attainment by Race

Name Total High School Bachelors
White7,9517,8016,443
Asian989989909
Black5243717
Hispanic163157146
Multiple Races939393
Native American2222
Islander22

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among multiple races people with a rate of 100.00%.

Name Average Male Female
Overall$64,931$81,602$50,486
Less Than High School$$$
High School Grad$34,783$33,036$36,458
Some College$30,917$$30,441
Bachelors Degree$63,057$85,964$47,671
Graduate Degree$77,963$100,250$61,652

$64,931

Average Earnings

$81,602

Average Male

$50,486

Average Female

Clayton Language

Clayton Language by Age

Clayton Language

84.33% of Clayton residents speak only English, while 15.67% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 10.12% of the population.

Clayton Poverty

Clayton Poverty by Race

Name Total In Poverty Poverty Rate
White9,9865455.46%
Asian1,37132323.56%
Black7422.70%

7.25%

Overall Poverty Rate

4.52%

Male Poverty Rate

9.64%

Female Poverty Rate

Poverty in Clayton

The race most likely to be in poverty in Clayton is Asian, with 23.56% below the poverty level.

The race least likely to be in poverty in Clayton is Black, with 2.70% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.83%. Among those working part-time, it was 9.01%, and for those that did not work, the poverty rate was 18.34%.

Name Poverty
Less Than High School25.00%
Bachelors or Greater7.22%
High School6.62%
Some College5.01%
Name Poverty
Male Unemployed31.30%
Female Employed4.73%
Male Employed1.87%
Female Unemployed0.00%

Clayton Income

Clayton Income by Household Type

Name Median Mean
Households$97,145$183,118
Families$160,652$255,148
Married Families$187,986-
Non Families$62,064$91,939

Clayton Marital Status

Clayton Marital Status

Marriage Rates

41.7%

Overall Marriage Rate

42.9%

Male Marriage Rate

40.3%

Female Marriage Rate

Clayton Married by Age and Sex

Clayton 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 55-64.

Clayton Marital Status by Race

Clayton Veterans

500

Number of Veterans

490

Male Veterans

10

Female Veterans

War Veterans
Vietnam223
Second Gulf War85
Korea66
First Gulf War59
World War II24

$Clayton Veterans by Education

0.00%

Veteran Poverty Rate

18.80%

Veteran Disability Rate

Clayton Employment Status

52%

Labor Force Participation

50.3%

Employment Rate

3.2%

Unemployment Rate

Clayton Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

41.65%

Born in Missouri

87.51%

Native Born

12.49%

Foreign Born

8.52%

Non Citizen

Place of Birth

87.51% of Clayton residents were born in the United States, with 41.65% having been born in Missouri. 8.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202017,1621680.99%
201916,9941681.00%
201816,826-20-0.12%
201716,8461681.01%
201616,6787494.70%
201515,929-6-0.04%
201415,935-9-0.06%
201315,944-29-0.18%
201215,973-12-0.08%
201115,985-2-0.01%
201015,9873,1622.23%
200012,825-1,049-0.78%
199013,874-432-0.31%
198014,306-1,794-1.17%
197016,1008550.55%
196015,245-790-0.50%
195016,0352,9662.07%
194013,0693,4563.12%
19309,6136,58512.25%
19203,0280.00%