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Clayton, CA Demographics & ZIP Codes
Clayton, California demographics and median household income by ZIP code (in Contra Costa County) — 1 ZIP codes — population 12,164 — median income $164,860 — avg. home value $995,600. Compare income, housing, and population across ZIP codes on US5.
Population
12,164
Median household income (avg.)
$164,860
219% of U.S. median
Average home value
$995,600
286% of U.S. median
Average rent
$3,501
301% of U.S. median
Median age (avg.)
43.9
Clayton demographics
Clayton, California covers 1 ZIP code primarily in Contra Costa County, with a combined ZIP-area population of about 12,164.
Across ZIP codes with age data, the average median age is about 43.9 years.
Median household income in Clayton
The average median household income across ZIP codes in Clayton, California is about $164,860 — about 68% above the CA ZIP average ($98,324), and about 119% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $164,860 in 94517.
Housing in Clayton
For housing in Clayton, California, the average median home value is about $995,600 and the average median rent is about $3,501.
The most populous ZIP in this set is 94517 (about 12,164 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 |
|---|---|---|---|---|---|---|
| 94517 | Clayton | Contra Costa County | CA | 12,164 | $164,860 | $995,600 |
Frequently asked questions
What are the demographics of Clayton?
Clayton, California has a combined ZIP-area population of about 12,164 across 1 ZIP codes (primarily Contra Costa 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, California is about $164,860, about 68% above the state ZIP average ($98,324), and about 119% above the U.S. median ($75,149). Average median home value is about $995,600.
How many ZIP codes are in Clayton?
Clayton, California 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, California with population, median household income, and home value. Select a ZIP for a full demographics profile.