Postal Codes

94534 ZIP Code

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ZIP code 94534 covers Fairfield, California, with a population of about 41,122 and a median household income of $139,349.

Population
41,122530 per square mile
Median age
41.42.7 points above the US average
Median household income
$139,3491.4× the California median
Poverty rate
6%6.4 points below the US average
Typical home value
$697,572up 3.9% in five years
Median rent
$2,6991.4× the California median
Degree or higher
40.1%5.1 points above the US average
Homeownership
76.2%11.2 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
821

Where 94534 is

Fairfield, 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

Population41,122
Median age41.4
Family households77.4%
Born outside the US19.8%
Speaks a language other than English at home25.2%
White (non-Hispanic)37.7%
Black (non-Hispanic)11.8%
Asian (non-Hispanic)24.2%
Hispanic or Latino17.3%
Veterans8.1%
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$139,349
Income per person$58,088
Poverty rate6%
Households on SNAP or cash assistance5.6%

Household income distribution

Under $10k3.4%
$10–15k0.8%
$15–20k0.6%
$20–25k0.5%
$25–30k1.5%
$30–35k2.9%
$35–40k1.0%
$40–45k1.4%
$45–50k1.8%
$50–60k3.4%
$60–75k4.8%
$75–100k10.8%
$100–125k10.8%
$125–150k9.1%
$150–200k19.1%
$200k or more28.2%

Income as declared to the IRS

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

Tax returns filed20,090
Mean adjusted gross income$119,595
Returns declaring $200,000 or more15.5%
Returns, under $25k18.3%
Returns, $25k–$50k15.3%
Returns, $50k–$75k13.4%
Returns, $75k–$100k11.2%
Returns, $100k–$200k26.3%
Returns, $200k or more15.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$700,900
Median gross rent$2,699
Rent as a share of household income31.3%
Owner-occupied76.2%
Vacant homes3.6%
Median year built1994

What the homes are

Detached house84.4%
Attached house2.5%
2 to 4 units1.3%
5 to 19 units4.8%
20 or more units6.3%
Mobile home0.7%
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$697,572as of 2026-07
Typical home value, 1 yeardown 1.5%
Typical home value, 5 yearsup 3.9%
Typical home value, 10 yearsup 48.3%
Typical asking rent$2,631as of 2026-07
Typical asking rent, 1 yearup 2.8%
Typical asking rent, 5 yearsup 13.3%
Typical home value since 2000
200020132026$753,522$274,371

$274,371 in 2000 to $697,572 in 2026.

Typical asking rent
201720212026$2,631$1,919

$1,919 in 2017 to $2,631 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.8%
Bachelor's degree or higher40.1%
High school diploma or higher94.2%
Works from home15.9%
Drives to work alone70.7%
Takes public transport1.4%
Commutes 45 minutes or more26.8%
Health

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

Obesity28.3% 5.1 pts below the national average of 33.4%
Diagnosed diabetes10.8% 1.2 pts below the national average of 12%
Currently smokes9.5% 3.7 pts below the national average of 13.2%
High blood pressure31.6% 2.5 pts below the national average of 34.1%
Fair or poor general health17.2% 3.1 pts below the national average of 20.3%
No health insurance (18–64)6% 5.3 pts below the national average of 11.3%
Depression18.9% 3 pts below the national average of 21.9%
No leisure-time physical activity21.1% 4.3 pts below the national average of 25.4%
Arthritis21.7% 3.4 pts below the national average of 25.1%
Binge drinking15% 1 pts below the national average of 16%
Taking blood pressure medication72.2% 2.5 pts below the national average of 74.7%
Cancer (non-skin)7.3% same as the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease5.2% 1 pts below the national average of 6.2%
Routine check-up in past year73.8% 2.9 pts below the national average of 76.7%
Cholesterol screening88.3% 2.4 pts above the national average of 85.9%
Cognitive disability11.9% 2.9 pts below the national average of 14.8%
Colorectal screening63.4% 0.9 pts below the national average of 64.3%
COPD4.5% 2.1 pts below the national average of 6.6%
Visited a dentist67.7% 6.4 pts above the national average of 61.3%
Any disability25.9% 4.8 pts below the national average of 30.7%
Lacks emotional support26.9% 2.1 pts above the national average of 24.8%
Food insecurity12% 5.1 pts below the national average of 17.1%
Received food stamps10% 4.3 pts below the national average of 14.3%
Hearing disability5.3% 1.4 pts below the national average of 6.7%
High cholesterol35.7% 0.5 pts below the national average of 36.2%
Housing insecurity10.7% 3.1 pts below the national average of 13.8%
Independent living disability6.5% 1.9 pts below the national average of 8.4%
Lacks transport6.9% 2.3 pts below the national average of 9.2%
Loneliness34.9% 0.5 pts above the national average of 34.4%
Mammography use80.3% 4.4 pts above the national average of 75.9%
Poor mental health (14+ days)15.3% 1.5 pts below the national average of 16.8%
Mobility disability11.6% 2.4 pts below the national average of 14%
Poor physical health (14+ days)11.7% 1.8 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Utility shut-off threat5.7% 3.1 pts below the national average of 8.8%
Sleeps under 7 hours35.3% 1.1 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost6.9% 6.1 pts below the national average of 13%
Vision disability4.1% 1.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments821
People employed13,449
Annual payroll$862,755,000
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 87.3% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 11 census tracts this ZIP code covers
Expected annual loss92.6 out of 100
Community resilience60.7 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.

River flooding92.3Very High at its worst in this ZIP code
Earthquake91.9Very High at its worst in this ZIP code
Wildfire91.6Relatively High at its worst in this ZIP code
Landslide88.9Relatively High at its worst in this ZIP code
Drought86.7Relatively High at its worst in this ZIP code
Volcanic activity60.2Very Low at its worst in this ZIP code
Coastal flooding37.9Relatively Moderate at its worst in this ZIP code
Tsunami22.2Very Low at its worst in this ZIP code
Tornado21.1Very Low at its worst in this ZIP code
Lightning20.6Relatively Low at its worst in this ZIP code
Hail17.4Very Low at its worst in this ZIP code
Heat wave17.2Relatively Low at its worst in this ZIP code
Winter weather14.4Very Low at its worst in this ZIP code
Strong wind13.2Very Low at its worst in this ZIP code
Avalanche0.3Very 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$139,349$96,334$78,538
Income per person$58,088$47,977$43,289
Poverty rate6%12%12.4%
Median home value$700,900$695,400$303,400
Median gross rent$2,699$1,956$1,348
Homeownership76.2%55.8%65%
Bachelor's degree or higher40.1%36.5%35%
Unemployment rate3.8%6.4%5.2%
Works from home15.9%15.5%13.5%
Born outside the US19.8%26.7%13.9%
Median age41.437.638.7
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 stationFAIRFIELD, CA US6.6 km away
Rain in a year25 in

Average high and low by month

January56.6°F / 40.4°F4.68 in rain
February61.6°F / 42.9°F4.97 in rain
March66.4°F / 45.4°F3.31 in rain
April71.3°F / 47.9°F1.47 in rain
May77.8°F / 52.2°F0.74 in rain
June85.4°F / 56.1°F0.19 in rain
July89.6°F / 57.9°F0 in rain
August89.2°F / 58°F0.03 in rain
September86.9°F / 56.6°F0.08 in rain
October78.2°F / 52.3°F1.11 in rain
November65.6°F / 45.2°F2.55 in rain
December56.7°F / 40.1°F5.4 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 supermarketNone of this ZIP code
Far from a supermarket71% 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 2 school districts, so the address decides which one, not the ZIP code.

Fairfield-Suisun Unified School District96.5% of this ZIP code's land area
Benicia Unified School District3.4% 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 vulnerability26more vulnerable than 26% of US census tracts
Socioeconomic status14more vulnerable than 14% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status72more vulnerable than 72% of US census tracts
Housing type and transport28more vulnerable than 28% of US census tracts
Walkability8.3 out of 20Below average
Nearby ZIP codes

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

94585 Suisun City, CA7.8 km away
94533 Fairfield, CA8.8 km away
94503 American Canyon, CA13.7 km away
94559 Napa, CA14.4 km away
94581 Napa, CA14.8 km away
94589 Vallejo, CA16 km away
94535 Travis Afb, CA16.5 km away
94591 Vallejo, CA17.5 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.

Solano County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area77.55 sq mi
Water area1.3 sq mi
Population density530 people per sq mi
Latitude, longitude38.2423, -122.1314

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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