ZIP codes
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Martinez, CA Demographics & ZIP Codes
Martinez, California demographics and median household income by ZIP code (in Contra Costa County) — 1 ZIP codes — population 48,600 — median income $121,023 — avg. home value $781,400. Compare income, housing, and population across ZIP codes on US5.
Population
48,600
Median household income (avg.)
$121,023
161% of U.S. median
Average home value
$781,400
224% of U.S. median
Average rent
$2,066
178% of U.S. median
Median age (avg.)
42.3
Martinez demographics
Martinez, California covers 1 ZIP code primarily in Contra Costa County, with a combined ZIP-area population of about 48,600.
Across ZIP codes with age data, the average median age is about 42.3 years.
Median household income in Martinez
The average median household income across ZIP codes in Martinez, California is about $121,023 — about 23% above the CA ZIP average ($98,324), and about 61% above the U.S. median ($75,149).
The highest median household income among listed ZIPs is about $121,023 in 94553.
Housing in Martinez
For housing in Martinez, California, the average median home value is about $781,400 and the average median rent is about $2,066.
The most populous ZIP in this set is 94553 (about 48,600 residents). Use the table below to compare population, income, and home values across codes.
ZIP codes in Martinez
Sort by population, income, or home value. Click a column header to toggle ascending / descending.
| ZIP | City | County | State | Population ↓ | Income | Home value |
|---|---|---|---|---|---|---|
| 94553 | Martinez | Contra Costa County | CA | 48,600 | $121,023 | $781,400 |
Frequently asked questions
What are the demographics of Martinez?
Martinez, California has a combined ZIP-area population of about 48,600 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 Martinez?
The average median household income across ZIP codes in Martinez, California is about $121,023, about 23% above the state ZIP average ($98,324), and about 61% above the U.S. median ($75,149). Average median home value is about $781,400.
How many ZIP codes are in Martinez?
Martinez, 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 Martinez?
This page lists ZIP codes in Martinez, California with population, median household income, and home value. Select a ZIP for a full demographics profile.