ZIP code · Martinez · California · United States
ZIP code 94553 — Martinez
ZIP code 94553 serves Martinez, California.
- Postal code
- 94553Single source Value from one source, not cross-checked.
- City
- Martinez
- County
- Contra Costa FIPS 06013
- State
- California
- Country
- United States
- Coordinates
- 37.9864, -122.1350 — precision precise (locality)
View on OpenStreetMap - Population
- 48,600 (ZCTA, ACS 5-year)
- Population density
- 788 / sq mi
- Land area
- 61.6 sq mi (159.6 km²) (ZCTA, ACS 5-year)
- Median household income
- $121,023
- Per-capita income
- $59,807
- Median age
- 42.3
- Households
- 19,134
- Housing units
- 19,626
- Median home value
- $781,400
- Median gross rent
- $2,247 / month
- Congressional districts
- CA-10 (also CA-8) (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area code
- 925Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 94553 with another ZIP · ZIPs within 25 miles · distance from 94553
Map of ZIP code 94553
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Dec (avg low 35°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 56 | 61 | 66 | 71 | 78 | 85 | 88 | 87 | 84 | 76 | 64 | 57 |
| Avg low °F | 35 | 37 | 40 | 43 | 46 | 50 | 51 | 51 | 50 | 46 | 39 | 35 |
| Precip in | 3.9 | 3.8 | 2.7 | 1.3 | 0.6 | 0.3 | 0.0 | 0.0 | 0.1 | 0.8 | 2.1 | 3.8 |
NOAA 1991–2020 climate normals from the nearest station: MARTINEZ WTP (2.2 mi) · NOAA NCEI
Places in ZIP 94553
- 16 schools
- 4 hospitals & clinics
- 9 doctors & dentists
- 1 pharmacies
- 4 supermarkets
- 54 restaurants & cafés
- 5 bars & pubs
- 36 parks
- 41 playgrounds
- 25 gyms & sports centres
- 2 libraries
- 6 post offices
- 22 places of worship
- 4 banks
- 16 gas stations
- 14 EV charging stations
- 9 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page