Postal Codes

93402 ZIP Code

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ZIP code 93402 covers Los Osos, California, with a population of about 15,085 and a median household income of $103,839.

Population
15,085544 per square mile
Median age
47.48.7 points above the US average
Median household income
$103,8391.1× the California median
Poverty rate
8.4%4 points below the US average
Typical home value
$874,143up 23.2% in five years
Median rent
$1,909about the California median
Degree or higher
50.1%15.1 points above the US average
Homeownership
69.7%4.7 points above the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
291

Where 93402 is

Los Osos, 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

Population15,085
Median age47.4
Family households65.9%
Born outside the US7.4%
Speaks a language other than English at home11.7%
White (non-Hispanic)72.9%
Black (non-Hispanic)0.6%
Asian (non-Hispanic)3.8%
Hispanic or Latino19%
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$103,839
Income per person$51,749
Poverty rate8.4%
Households on SNAP or cash assistance8.6%

Household income distribution

Under $10k2.1%
$10–15k2.1%
$15–20k1.8%
$20–25k4.0%
$25–30k2.5%
$30–35k1.7%
$35–40k1.9%
$40–45k2.8%
$45–50k2.0%
$50–60k6.2%
$60–75k6.3%
$75–100k15.7%
$100–125k14.4%
$125–150k8.5%
$150–200k12.8%
$200k or more15.3%

Income as declared to the IRS

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

Tax returns filed6,820
Mean adjusted gross income$90,182
Returns declaring $200,000 or more8.7%
Returns, under $25k22.9%
Returns, $25k–$50k18.9%
Returns, $50k–$75k15.1%
Returns, $75k–$100k12.2%
Returns, $100k–$200k22.3%
Returns, $200k or more8.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$729,200
Median gross rent$1,909
Rent as a share of household income28.8%
Owner-occupied69.7%
Vacant homes5.4%
Median year built1976

What the homes are

Detached house78.5%
Attached house3.8%
2 to 4 units8.8%
5 to 19 units1.6%
20 or more units0.9%
Mobile home6.6%
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$874,143as of 2026-07
Typical home value, 1 yearup 2.3%
Typical home value, 5 yearsup 23.2%
Typical home value, 10 yearsup 79.2%
Typical asking rent$2,875as of 2026-07
Typical home value since 2000
200020132026$874,143$205,464

$205,464 in 2000 to $874,143 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.8%
Bachelor's degree or higher50.1%
High school diploma or higher94.3%
Works from home15.8%
Drives to work alone69.2%
Takes public transport0.3%
Commutes 45 minutes or more8.6%
Health

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

Obesity25.5% 7.9 pts below the national average of 33.4%
Diagnosed diabetes10.4% 1.6 pts below the national average of 12%
Currently smokes9.6% 3.6 pts below the national average of 13.2%
High blood pressure34.6% 0.5 pts above the national average of 34.1%
Fair or poor general health17% 3.3 pts below the national average of 20.3%
No health insurance (18–64)5.5% 5.8 pts below the national average of 11.3%
Depression22% same as the national average of 21.9%
No leisure-time physical activity18.2% 7.2 pts below the national average of 25.4%
Arthritis27.5% 2.4 pts above the national average of 25.1%
Binge drinking15% 1 pts below the national average of 16%
Taking blood pressure medication75.2% 0.5 pts above the national average of 74.7%
Cancer (non-skin)10.9% 3.2 pts above the national average of 7.7%
Current asthma9.9% 0.5 pts below the national average of 10.4%
Coronary heart disease6.7% 0.5 pts above the national average of 6.2%
Routine check-up in past year75.6% 1.1 pts below the national average of 76.7%
Cholesterol screening89.9% 4 pts above the national average of 85.9%
Cognitive disability11.7% 3.1 pts below the national average of 14.8%
Colorectal screening69.1% 4.8 pts above the national average of 64.3%
COPD5.9% 0.7 pts below the national average of 6.6%
Visited a dentist70.6% 9.3 pts above the national average of 61.3%
Any disability27.4% 3.3 pts below the national average of 30.7%
Lacks emotional support22.3% 2.5 pts below the national average of 24.8%
Food insecurity9.5% 7.6 pts below the national average of 17.1%
Received food stamps8.7% 5.6 pts below the national average of 14.3%
Hearing disability7% same as the national average of 6.7%
High cholesterol37.4% 1.2 pts above the national average of 36.2%
Housing insecurity8.2% 5.6 pts below the national average of 13.8%
Independent living disability6.8% 1.6 pts below the national average of 8.4%
Lacks transport5.7% 3.5 pts below the national average of 9.2%
Loneliness31.5% 2.9 pts below the national average of 34.4%
Mammography use77.8% 1.9 pts above the national average of 75.9%
Poor mental health (14+ days)14.6% 2.2 pts below the national average of 16.8%
Mobility disability13.1% 0.9 pts below the national average of 14%
Poor physical health (14+ days)12.8% 0.7 pts below the national average of 13.5%
Self-care disability3.2% 0.8 pts below the national average of 4%
Utility shut-off threat4.6% 4.2 pts below the national average of 8.8%
Sleeps under 7 hours29.9% 6.5 pts below the national average of 36.4%
Stroke3.4% same as 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 establishments291
People employed1,806
Annual payroll$74,563,000
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 79.6% of US census tracts
FEMA ratingVery Low to Relatively High across the 4 census tracts this ZIP code covers
Expected annual loss82.8 out of 100
Community resilience90.4 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.

Wildfire96Relatively High at its worst in this ZIP code
Landslide92.3Relatively High at its worst in this ZIP code
Drought91.7Relatively High at its worst in this ZIP code
Earthquake85.6Relatively Moderate at its worst in this ZIP code
River flooding82.1Relatively High at its worst in this ZIP code
Coastal flooding76.8Relatively Low at its worst in this ZIP code
Tsunami61.6Relatively Low at its worst in this ZIP code
Heat wave12Very Low at its worst in this ZIP code
Winter weather11.9Very Low at its worst in this ZIP code
Lightning6.4Very Low at its worst in this ZIP code
Hail6.1Very Low at its worst in this ZIP code
Strong wind3.7Very Low at its worst in this ZIP code
Tornado0.8Very 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$103,839$96,334$78,538
Income per person$51,749$47,977$43,289
Poverty rate8.4%12%12.4%
Median home value$729,200$695,400$303,400
Median gross rent$1,909$1,956$1,348
Homeownership69.7%55.8%65%
Bachelor's degree or higher50.1%36.5%35%
Unemployment rate4.8%6.4%5.2%
Works from home15.8%15.5%13.5%
Born outside the US7.4%26.7%13.9%
Median age47.437.638.7
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 stationMORRO BAY FIRE DEPT, CA US5.6 km away
Rain in a year17 in
Snow in a year0 in

Average high and low by month

January65.1°F / 46.4°F3.64 in rain, 0.1 in snow
February65.4°F / 47.8°F3.62 in rain
March66°F / 48.6°F3.19 in rain
April67.3°F / 49.2°F0.99 in rain
May66.9°F / 51.7°F0.42 in rain
June66.4°F / 53.6°F0.2 in rain
July67.2°F / 56.5°F0.07 in rain
August69.7°F / 56.8°F0.02 in rain
September71.5°F / 56°F0.09 in rain
October72.5°F / 54.4°F0.68 in rain
November69.1°F / 50.2°F1.33 in rain
December64.6°F / 46.2°F2.75 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 supermarket22% 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%.

San Luis Coastal Unified School District100% 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 vulnerability55more vulnerable than 55% of US census tracts
Socioeconomic status53more vulnerable than 53% of US census tracts
Household characteristics35more vulnerable than 35% of US census tracts
Racial and ethnic minority status44more vulnerable than 44% of US census tracts
Housing type and transport68more vulnerable than 68% of US census tracts
Walkability6.8 out of 20Below average
Nearby ZIP codes

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

93412 Los Osos, CA0.7 km away
93443 Morro Bay, CA5.6 km away
93442 Morro Bay, CA7 km away
93423 Atascadero, CA13.6 km away
93405 San Luis Obispo, CA14.1 km away
93430 Cayucos, CA15.1 km away
93403 San Luis Obispo, CA16.2 km away
93406 San Luis Obispo, CA16.2 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.

San Luis Obispo County100% of this ZIP code's land area
Time zonePacific (UTC-08:00 standard)
Daylight saving timeObserved
Land area27.75 sq mi
Water area2.91 sq mi
Population density544 people per sq mi
Latitude, longitude35.3172, -120.8333

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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