Demographics in Clayton, MO
Population, age, race, ethnicity, and household statistics — 2023 ACS Data
Where is Clayton?
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Population
Source: U.S. Census Bureau ACS (2023)Total Population
17,282
Male
8,289
48.0%
Female
8,993
52.0%
Median Age
28.7
Race & Ethnicity
Source: U.S. Census Bureau ACS (2023)White69.2%
Black8.9%
Hispanic4.5%
Asian12.7%
Two or More7.8%
Other1.3%
Education & Household
Source: U.S. Census Bureau ACS (2023)Bachelor's or Higher
45.3%
High School or Higher
48.1%
Foreign Born
14.4%
Veterans
1.9%
Married
33.8%
Avg Household Size
2.1
Marital Status by Age
Source: U.S. Census Bureau ACS (2023)Clayton, MO has a population of 17,282 with a median age of 28.7. The racial makeup is 69.2% White, 4.5% Hispanic, 8.9% Black, 12.7% Asian. About 45.3% of residents hold a bachelor's degree or higher. The foreign-born population is 14.4%.