Martinez, CA ZIP Codes
One ZIP code serves Martinez, California: 94553. Together they are home to 48,643 residents in 19,141 households. That is more than the 36,903 people counted inside Martinez city limits, because these ZIP codes reach past its boundary.
Martinez city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 36,903 |
| Households | 14,723 |
| Median household income | $127,355 |
| Median home value | $859,800 |
| Median age | 42.6 |
| Median rent | $2,353 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 48,643 |
| Households (sum of ZIP codes) | 19,141 |
| Median household income, range across ZIP codes | $124,130 (94553) to $124,130 (94553) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $124,130 |
| Homeowners | 72.3% |
| Households with kids under 18 | 29.2% |
| Moved in the past year | 9.8% |
| Carrier routes in EDDM2GO's route library | 39 routes, 20,109 homes (1 of 1 ZIP codes) |
Every ZIP code in Martinez
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 94553 | Martinez | 48,643 | 19,141 | $124,130 | $825,900 | 72.3% | 29.2% | 9.8% | 39 | 21,499 | 20% of its land; mailing city |
A ZIP code is listed for Martinez when at least 10% of its land lies inside Martinez city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Martinez. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Martinez.
Counties
- Contra Costa County — 47 ZIP codes
Price a mailing to Martinez ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Martinez, CA?
- 94553. A ZIP code is listed for Martinez when at least 10% of its land lies inside Martinez city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Martinez.
- What is the population of Martinez, CA?
- The Census Bureau counts 36,903 residents inside Martinez city limits (ACS 2020–2024). The 1 ZIP code that serve Martinez hold 48,643 residents in all.
- What is the median household income in Martinez, CA?
- $127,355 inside Martinez city limits, per the Census Bureau. Across its ZIP codes the medians run from $124,130 to $124,130.
- How many carrier routes and mailboxes are in Martinez, CA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 39 carrier routes reaching 20,109 residential and 1,395 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.