Postal Codes

94803 ZIP Code

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ZIP code 94803 covers El Sobrante, California, with a population of about 27,588 and a median household income of $116,075.

Population
27,5882,152 per square mile
Median age
43.24.5 points above the US average
Median household income
$116,0751.2× the California median
Poverty rate
8.3%4.1 points below the US average
Typical home value
$736,777down 7.8% in five years
Median rent
$2,2951.2× the California median
Degree or higher
40.4%5.4 points above the US average
Homeownership
72%7 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
374

Where 94803 is

El Sobrante, 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

Population27,588
Median age43.2
Family households77.8%
Born outside the US31.7%
Speaks a language other than English at home42.9%
White (non-Hispanic)27.4%
Black (non-Hispanic)12%
Asian (non-Hispanic)23.3%
Hispanic or Latino30%
Veterans5.7%
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$116,075
Income per person$52,895
Poverty rate8.3%
Households on SNAP or cash assistance9.3%

Household income distribution

Under $10k3.0%
$10–15k1.1%
$15–20k1.9%
$20–25k1.5%
$25–30k2.0%
$30–35k1.5%
$35–40k2.7%
$40–45k1.4%
$45–50k1.9%
$50–60k4.2%
$60–75k7.1%
$75–100k12.9%
$100–125k13.4%
$125–150k8.5%
$150–200k15.4%
$200k or more21.3%

Income as declared to the IRS

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

Tax returns filed12,610
Mean adjusted gross income$92,567
Returns declaring $200,000 or more9.8%
Returns, under $25k20.9%
Returns, $25k–$50k18.6%
Returns, $50k–$75k16.0%
Returns, $75k–$100k11.8%
Returns, $100k–$200k22.8%
Returns, $200k or more9.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$729,000
Median gross rent$2,295
Rent as a share of household income30.5%
Owner-occupied72%
Vacant homes5.4%
Median year built1972

What the homes are

Detached house75.5%
Attached house6.5%
2 to 4 units6.2%
5 to 19 units4.8%
20 or more units5.7%
Mobile home1.2%
Boat, RV or van0.1%
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$736,777as of 2026-07
Typical home value, 1 yeardown 2.5%
Typical home value, 5 yearsdown 7.8%
Typical home value, 10 yearsup 40.5%
Typical asking rent$2,857as of 2026-07
Typical home value since 2000
200020132026$868,305$243,669

$243,669 in 2000 to $736,777 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.4%
Bachelor's degree or higher40.4%
High school diploma or higher90.6%
Works from home14%
Drives to work alone64.5%
Takes public transport6.9%
Commutes 45 minutes or more31%
Health

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

Obesity28.5% 4.9 pts below the national average of 33.4%
Diagnosed diabetes12.2% same as the national average of 12%
Currently smokes9.5% 3.7 pts below the national average of 13.2%
High blood pressure32.7% 1.4 pts below the national average of 34.1%
Fair or poor general health19.2% 1.1 pts below the national average of 20.3%
No health insurance (18–64)7.6% 3.7 pts below the national average of 11.3%
Depression18.6% 3.3 pts below the national average of 21.9%
No leisure-time physical activity24.4% 1 pts below the national average of 25.4%
Arthritis22.5% 2.6 pts below the national average of 25.1%
Binge drinking14.2% 1.8 pts below the national average of 16%
Taking blood pressure medication74% 0.7 pts below the national average of 74.7%
Cancer (non-skin)6.8% 0.9 pts below the national average of 7.7%
Current asthma9.6% 0.8 pts below the national average of 10.4%
Coronary heart disease5.7% 0.5 pts below the national average of 6.2%
Routine check-up in past year73.5% 3.2 pts below the national average of 76.7%
Cholesterol screening87.9% 2 pts above the national average of 85.9%
Cognitive disability12.3% 2.5 pts below the national average of 14.8%
Colorectal screening65% 0.7 pts above the national average of 64.3%
COPD4.9% 1.7 pts below the national average of 6.6%
Visited a dentist66.7% 5.4 pts above the national average of 61.3%
Any disability27.6% 3.1 pts below the national average of 30.7%
Lacks emotional support26.5% 1.7 pts above the national average of 24.8%
Food insecurity14.1% 3 pts below the national average of 17.1%
Received food stamps12.1% 2.2 pts below the national average of 14.3%
Hearing disability5.8% 0.9 pts below the national average of 6.7%
High cholesterol36.8% 0.6 pts above the national average of 36.2%
Housing insecurity12.3% 1.5 pts below the national average of 13.8%
Independent living disability7.2% 1.2 pts below the national average of 8.4%
Lacks transport8% 1.2 pts below the national average of 9.2%
Loneliness35.6% 1.2 pts above the national average of 34.4%
Mammography use76.6% 0.7 pts above the national average of 75.9%
Poor mental health (14+ days)15.4% 1.4 pts below the national average of 16.8%
Mobility disability12.8% 1.2 pts below the national average of 14%
Poor physical health (14+ days)12.4% 1.1 pts below the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat6.4% 2.4 pts below the national average of 8.8%
Sleeps under 7 hours36.4% same as the national average of 36.4%
Stroke3.2% same as the national average of 3.4%
All natural teeth lost8.4% 4.6 pts below the national average of 13%
Vision disability4.8% 0.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments374
People employed2,273
Annual payroll$95,903,000
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 92.8% of US census tracts
FEMA ratingRelatively High
Expected annual loss94.9 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.

Landslide97.3Relatively High at its worst in this ZIP code
Earthquake95.6Very High at its worst in this ZIP code
River flooding94.1Very High at its worst in this ZIP code
Wildfire84.4Relatively High at its worst in this ZIP code
Heat wave70.9Relatively Moderate at its worst in this ZIP code
Volcanic activity64Very Low at its worst in this ZIP code
Lightning31.8Relatively Low at its worst in this ZIP code
Strong wind11.5Very Low at its worst in this ZIP code
Drought10.9Very Low at its worst in this ZIP code
Hail10.3Very Low at its worst in this ZIP code
Tornado8.9Very Low at its worst in this ZIP code
Winter weather1.8Very 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$116,075$96,334$78,538
Income per person$52,895$47,977$43,289
Poverty rate8.3%12%12.4%
Median home value$729,000$695,400$303,400
Median gross rent$2,295$1,956$1,348
Homeownership72%55.8%65%
Bachelor's degree or higher40.4%36.5%35%
Unemployment rate5.4%6.4%5.2%
Works from home14%15.5%13.5%
Born outside the US31.7%26.7%13.9%
Median age43.237.638.7
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 stationRICHMOND, CA US9.5 km away
Rain in a year24 in

Average high and low by month

January58.2°F / 44.1°F4.83 in rain
February61.3°F / 45.9°F4.76 in rain
March64.1°F / 47.4°F3.17 in rain
April67.2°F / 49.3°F1.57 in rain
May69°F / 52°F0.72 in rain
June71.9°F / 54.1°F0.27 in rain
July70.8°F / 55.2°F0 in rain
August72.2°F / 55.9°F0.07 in rain
September74.7°F / 56.2°F0.03 in rain
October72.8°F / 53.7°F1.42 in rain
November64.8°F / 48.7°F2.67 in rain
December58.2°F / 44.4°F4.9 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 supermarket7% of this ZIP code's area
Far from a supermarket88% 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%.

West Contra Costa Unified School District99.6% 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 vulnerability53more vulnerable than 53% of US census tracts
Socioeconomic status40more vulnerable than 40% of US census tracts
Household characteristics60more vulnerable than 60% of US census tracts
Racial and ethnic minority status77more vulnerable than 77% of US census tracts
Housing type and transport50more vulnerable than 50% of US census tracts
Walkability11.2 out of 20Above average
Nearby ZIP codes

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

94820 El Sobrante, CA1 km away
94564 Pinole, CA3.1 km away
94806 San Pablo, CA4.1 km away
94805 Richmond, CA4.3 km away
94547 Hercules, CA4.7 km away
94530 El Cerrito, CA6 km away
94804 Richmond, CA6.1 km away
94802 Richmond, CA6.3 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 area12.82 sq mi
Population density2,152 people per sq mi
Latitude, longitude37.9693, -122.2901

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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