ZIP codes
2
Castro Valley, CA Demographics & ZIP Codes
Castro Valley, California demographics and median household income by ZIP code (in Alameda County) — 2 ZIP codes — population 60,207 — median income $165,475 — avg. home value $1,131,300. Compare income, housing, and population across ZIP codes on US5.
Population
60,207
Median household income (avg.)
$165,475
220% of U.S. median
Average home value
$1,131,300
325% of U.S. median
Average rent
$2,602
224% of U.S. median
Median age (avg.)
45.4
Castro Valley demographics
Castro Valley, California covers 2 ZIP codes primarily in Alameda County, with a combined ZIP-area population of about 60,207.
Across ZIP codes with age data, the average median age is about 45.4 years.
Median household income in Castro Valley
The average median household income across ZIP codes in Castro Valley, California is about $165,475 — about 68% above the CA ZIP average ($98,324), and about 120% above the U.S. median ($75,149).
Among ZIPs with income data, 94552 is near the top at about $205,170, while 94546 is near the bottom at about $125,780.
Housing in Castro Valley
For housing in Castro Valley, California, the average median home value is about $1,131,300 and the average median rent is about $2,602.
The most populous ZIP in this set is 94546 (about 45,848 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Castro Valley
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 94546 | Castro Valley | Alameda County | CA | 45,848 | $125,780 | $976,300 |
| 94552 | Castro Valley | Alameda County | CA | 14,359 | $205,170 | $1,286,300 |
Frequently asked questions
What are the demographics of Castro Valley?
Castro Valley, California has a combined ZIP-area population of about 60,207 across 2 ZIP codes (primarily Alameda County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Castro Valley?
The average median household income across ZIP codes in Castro Valley, California is about $165,475, about 68% above the state ZIP average ($98,324), and about 120% above the U.S. median ($75,149). Average median home value is about $1,131,300. Among ZIPs with data, 94552 is near the top ($205,170) and 94546 is near the bottom ($125,780).
How many ZIP codes are in Castro Valley?
Castro Valley, California includes 2 ZIP codes on US5. Each row links to demographics, median income, and housing for that code.
Where can I find ZIP code demographics for Castro Valley?
This page lists ZIP codes in Castro Valley, California with population, median household income, and home value. Select a ZIP for a full demographics profile.