Postal Codes

94553 ZIP Code

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ZIP code 94553 covers Martinez, California, with a population of about 48,600 and a median household income of $121,023.

Population
48,600788 per square mile
Median age
42.33.6 points above the US average
Median household income
$121,0231.3× the California median
Poverty rate
7.6%4.8 points below the US average
Typical home value
$765,601down 2.3% in five years
Median rent
$2,2471.1× the California median
Degree or higher
41.9%6.9 points above the US average
Homeownership
71.8%6.8 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
1,124

Where 94553 is

Martinez, California — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population48,600
Median age42.3
Family households65.6%
Born outside the US13%
Speaks a language other than English at home18.9%
White (non-Hispanic)59.1%
Black (non-Hispanic)3%
Asian (non-Hispanic)10.4%
Hispanic or Latino18.6%
Veterans7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$121,023
Income per person$59,807
Poverty rate7.6%
Households on SNAP or cash assistance8.6%

Household income distribution

Under $10k3.5%
$10–15k2.3%
$15–20k1.5%
$20–25k0.5%
$25–30k2.6%
$30–35k2.3%
$35–40k1.0%
$40–45k2.4%
$45–50k2.4%
$50–60k3.0%
$60–75k7.5%
$75–100k11.0%
$100–125k11.7%
$125–150k7.2%
$150–200k17.0%
$200k or more24.1%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed24,050
Mean adjusted gross income$115,057
Returns declaring $200,000 or more14.6%
Returns, under $25k18.9%
Returns, $25k–$50k14.8%
Returns, $50k–$75k14.0%
Returns, $75k–$100k11.7%
Returns, $100k–$200k26.0%
Returns, $200k or more14.6%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$781,400
Median gross rent$2,247
Rent as a share of household income27.9%
Owner-occupied71.8%
Vacant homes2.5%
Median year built1975

What the homes are

Detached house64.2%
Attached house13.4%
2 to 4 units6.4%
5 to 19 units6.3%
20 or more units5%
Mobile home4.5%
Boat, RV or van0.3%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$765,601as of 2026-07
Typical home value, 1 yeardown 2.4%
Typical home value, 5 yearsdown 2.3%
Typical home value, 10 yearsup 41.6%
Typical asking rent$2,485as of 2026-07
Typical asking rent, 1 yearup 2.9%
Typical asking rent, 5 yearsup 17.8%
Typical home value since 2000
200020132026$855,826$240,988

$240,988 in 2000 to $765,601 in 2026.

Typical asking rent
201920222026$2,485$1,883

$1,883 in 2019 to $2,485 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.2%
Bachelor's degree or higher41.9%
High school diploma or higher93.7%
Works from home18.2%
Drives to work alone65.9%
Takes public transport3.7%
Commutes 45 minutes or more24.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity28.6% 4.8 pts below the national average of 33.4%
Diagnosed diabetes9.9% 2.1 pts below the national average of 12%
Currently smokes9.6% 3.6 pts below the national average of 13.2%
High blood pressure30.3% 3.8 pts below the national average of 34.1%
Fair or poor general health16.9% 3.4 pts below the national average of 20.3%
No health insurance (18–64)6.4% 4.9 pts below the national average of 11.3%
Depression21.5% same as the national average of 21.9%
No leisure-time physical activity20.9% 4.5 pts below the national average of 25.4%
Arthritis23.1% 2 pts below the national average of 25.1%
Binge drinking16.9% 0.9 pts above the national average of 16%
Taking blood pressure medication71.9% 2.8 pts below the national average of 74.7%
Cancer (non-skin)8% same as the national average of 7.7%
Current asthma10% same as the national average of 10.4%
Coronary heart disease5.3% 0.9 pts below the national average of 6.2%
Routine check-up in past year72.4% 4.3 pts below the national average of 76.7%
Cholesterol screening88.1% 2.2 pts above the national average of 85.9%
Cognitive disability12.2% 2.6 pts below the national average of 14.8%
Colorectal screening67.8% 3.5 pts above the national average of 64.3%
COPD4.9% 1.7 pts below the national average of 6.6%
Visited a dentist70.4% 9.1 pts above the national average of 61.3%
Any disability26.3% 4.4 pts below the national average of 30.7%
Lacks emotional support23.2% 1.6 pts below the national average of 24.8%
Food insecurity10.8% 6.3 pts below the national average of 17.1%
Received food stamps9.6% 4.7 pts below the national average of 14.3%
Hearing disability5.7% 1 pts below the national average of 6.7%
High cholesterol35.8% same as the national average of 36.2%
Housing insecurity10.1% 3.7 pts below the national average of 13.8%
Independent living disability6.9% 1.5 pts below the national average of 8.4%
Lacks transport6.7% 2.5 pts below the national average of 9.2%
Loneliness34% same as the national average of 34.4%
Mammography use76.9% 1 pts above the national average of 75.9%
Poor mental health (14+ days)16.1% 0.7 pts below the national average of 16.8%
Mobility disability11.5% 2.5 pts below the national average of 14%
Poor physical health (14+ days)12.1% 1.4 pts below the national average of 13.5%
Self-care disability3.1% 0.9 pts below the national average of 4%
Utility shut-off threat5.4% 3.4 pts below the national average of 8.8%
Sleeps under 7 hours34.1% 2.3 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost7.1% 5.9 pts below the national average of 13%
Vision disability4% 1.6 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments1,124
People employed17,172
Annual payroll$1,330,607,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 92.7% of US census tracts
FEMA ratingRelatively Low to Very High across the 17 census tracts this ZIP code covers
Expected annual loss95.7 out of 100
Community resilience56.8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Landslide96.9Relatively High at its worst in this ZIP code
Earthquake96.4Very High at its worst in this ZIP code
River flooding89.2Very High at its worst in this ZIP code
Wildfire86.2Relatively High at its worst in this ZIP code
Heat wave67.1Relatively Moderate at its worst in this ZIP code
Volcanic activity60.6Very Low at its worst in this ZIP code
Drought43.7Relatively Low at its worst in this ZIP code
Lightning29.2Relatively Low at its worst in this ZIP code
Tsunami25.4Relatively Low at its worst in this ZIP code
Coastal flooding20.4Relatively High at its worst in this ZIP code
Tornado17.3Very Low at its worst in this ZIP code
Hail17.2Very Low at its worst in this ZIP code
Strong wind12.3Very Low at its worst in this ZIP code
Winter weather6.6Very Low at its worst in this ZIP code
Compared with California and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPCaliforniaUnited States
Median household income$121,023$96,334$78,538
Income per person$59,807$47,977$43,289
Poverty rate7.6%12%12.4%
Median home value$781,400$695,400$303,400
Median gross rent$2,247$1,956$1,348
Homeownership71.8%55.8%65%
Bachelor's degree or higher41.9%36.5%35%
Unemployment rate5.2%6.4%5.2%
Works from home18.2%15.5%13.5%
Born outside the US13%26.7%13.9%
Median age42.337.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationMARTINEZ WTP, CA US3.5 km away
Rain in a year19 in

Average high and low by month

January56.1°F / 35°F3.86 in rain
February60.9°F / 37.4°F3.81 in rain
March65.9°F / 40.2°F2.74 in rain
April71.1°F / 42.5°F1.32 in rain
May78°F / 45.9°F0.62 in rain
June85°F / 49.8°F0.25 in rain
July88.4°F / 51.2°F0 in rain
August87.4°F / 50.5°F0.03 in rain
September84.2°F / 49.6°F0.06 in rain
October76.1°F / 45.5°F0.79 in rain
November64.4°F / 39.3°F2.1 in rain
December56.5°F / 34.8°F3.81 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket10% of this ZIP code's area
Far from a supermarket86% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 6 school districts, so the address decides which one, not the ZIP code.

Martinez Unified School District59.4% of this ZIP code's land area
Mount Diablo Unified School District13% of this ZIP code's land area
John Swett Unified School District10.5% of this ZIP code's land area
Acalanes Union High School District5.8% of this ZIP code's land area
Orinda Union Elementary School District5.8% of this ZIP code's land area
West Contra Costa Unified School District5.5% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status39more vulnerable than 39% of US census tracts
Household characteristics38more vulnerable than 38% of US census tracts
Racial and ethnic minority status68more vulnerable than 68% of US census tracts
Housing type and transport35more vulnerable than 35% of US census tracts
Walkability9.1 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

94523 Pleasant Hill, CA6.5 km away
94569 Port Costa, CA8 km away
94520 Concord, CA8.7 km away
94522 Concord, CA9.2 km away
94524 Concord, CA9.2 km away
94529 Concord, CA9.2 km away
94597 Walnut Creek, CA9.4 km away
94510 Benicia, CA9.4 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Contra Costa County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area61.64 sq mi
Water area3.26 sq mi
Population density788 people per sq mi
Latitude, longitude37.9864, -122.1350

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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