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Clayton, MO Demographics & ZIP Codes
Clayton, Missouri demographics and median household income by ZIP code (in St. Louis County) — 1 ZIP codes — population 18,860 — median income $119,446 — avg. home value $735,500. Compare income, housing, and population across ZIP codes on US5.
Population
18,860
Median household income (avg.)
$119,446
159% of U.S. median
Average home value
$735,500
211% of U.S. median
Average rent
$1,404
121% of U.S. median
Median age (avg.)
30.3
Clayton demographics
Clayton, Missouri covers 1 ZIP code primarily in St. Louis County, with a combined ZIP-area population of about 18,860.
Across ZIP codes with age data, the average median age is about 30.3 years.
Median household income in Clayton
The average median household income across ZIP codes in Clayton, Missouri is about $119,446 — about 82% above the MO ZIP average ($65,505), and about 59% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $119,446 in 63105.
Housing in Clayton
For housing in Clayton, Missouri, the average median home value is about $735,500 and the average median rent is about $1,404.
The most populous ZIP in this set is 63105 (about 18,860 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Clayton
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 63105 | Clayton | St. Louis County | MO | 18,860 | $119,446 | $735,500 |
Frequently asked questions
What are the demographics of Clayton?
Clayton, Missouri has a combined ZIP-area population of about 18,860 across 1 ZIP codes (primarily St. Louis County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Clayton?
The average median household income across ZIP codes in Clayton, Missouri is about $119,446, about 82% above the state ZIP average ($65,505), and about 59% above the U.S. median ($75,149). Average median home value is about $735,500.
How many ZIP codes are in Clayton?
Clayton, Missouri includes 1 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Clayton?
This page lists ZIP codes in Clayton, Missouri with population, median household income, and home value. Select a ZIP for a full demographics profile.