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Walnut, CA Demographics & ZIP Codes
Walnut, California demographics and median household income by ZIP code (in Los Angeles County) — 1 ZIP codes — population 40,933 — median income $125,742 — avg. home value $936,800. Compare income, housing, and population across ZIP codes on US5.
Population
40,933
Median household income (avg.)
$125,742
167% of U.S. median
Average home value
$936,800
269% of U.S. median
Average rent
$2,680
230% of U.S. median
Median age (avg.)
46.3
Walnut demographics
Walnut, California covers 1 ZIP code primarily in Los Angeles County, with a combined ZIP-area population of about 40,933.
Across ZIP codes with age data, the average median age is about 46.3 years.
Median household income in Walnut
The average median household income across ZIP codes in Walnut, California is about $125,742 — about 28% above the CA ZIP average ($98,324), and about 67% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $125,742 in 91789.
Housing in Walnut
For housing in Walnut, California, the average median home value is about $936,800 and the average median rent is about $2,680.
The most populous ZIP in this set is 91789 (about 40,933 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Walnut
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 91789 | Walnut | Los Angeles County | CA | 40,933 | $125,742 | $936,800 |
Frequently asked questions
What are the demographics of Walnut?
Walnut, California has a combined ZIP-area population of about 40,933 across 1 ZIP codes (primarily Los Angeles County). Browse the ZIP table below for population, income, and housing by code.
What is the median household income in Walnut?
The average median household income across ZIP codes in Walnut, California is about $125,742, about 28% above the state ZIP average ($98,324), and about 67% above the U.S. median ($75,149). Average median home value is about $936,800.
How many ZIP codes are in Walnut?
Walnut, 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 Walnut?
This page lists ZIP codes in Walnut, California with population, median household income, and home value. Select a ZIP for a full demographics profile.