Clayton is a city located in Missouri. With a 2020 population of 17,639, it is the 48th largest city in Missouri and the 2573rd largest city in the United States. Clayton is currently growing at a rate of 0.81% annually and its population has increased by 1.64% since the most recent census, which recorded a population of 17,355 in 2020. Spanning over 3 miles, Clayton has a population density of 7,034 people per square mile.
The average household income in Clayton is $191,712 with a poverty rate of 8.03%. The median rental costs in recent years comes to $1,334 per month, and the median house value is $605,700. The median age in Clayton is 30 years, 31.2 years for males, and 29.5 years for females.
According to the most recent ACS, the racial composition of Claytonwas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among asian people with a rate of 100.00%.
The highest rate of bachelors degrees is among other race people with a rate of 97.92%.
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 9.45% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Clayton is Asian, with 17.04% below the poverty level.
The race least likely to be in poverty in Clayton is Hispanic, with 5.00% 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%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Clayton
87.47% of Clayton residents were born in the United States, with 43.39% having been born in Missouri. 8.80% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.