Postal Codes

93401 ZIP Code

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ZIP code 93401 covers San Luis Obispo, California, with a population of about 29,995 and a median household income of $95,386.

Population
29,995467 per square mile
Median age
35.82.9 points below the US average
Median household income
$95,386about the California median
Poverty rate
14.9%2.5 points above the US average
Typical home value
$1,096,478up 27.9% in five years
Median rent
$1,859about the California median
Degree or higher
56.8%21.8 points above the US average
Homeownership
47.4%17.6 points below the US average
Time zone
Pacific UTC-08:00observes daylight saving time
Businesses
2,183

Where 93401 is

San Luis Obispo, 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

Population29,995
Median age35.8
Family households48.8%
Born outside the US8.9%
Speaks a language other than English at home15.9%
White (non-Hispanic)71.1%
Black (non-Hispanic)1.5%
Asian (non-Hispanic)4.1%
Hispanic or Latino17.9%
Veterans4.4%
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$95,386
Income per person$60,540
Poverty rate14.9%
Households on SNAP or cash assistance6.9%

Household income distribution

Under $10k4.7%
$10–15k4.0%
$15–20k3.7%
$20–25k3.4%
$25–30k3.4%
$30–35k2.9%
$35–40k3.4%
$40–45k3.9%
$45–50k2.1%
$50–60k4.9%
$60–75k6.8%
$75–100k8.2%
$100–125k12.2%
$125–150k7.9%
$150–200k8.5%
$200k or more19.9%

Income as declared to the IRS

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

Tax returns filed15,080
Mean adjusted gross income$123,340
Returns declaring $200,000 or more14.8%
Returns, under $25k21.6%
Returns, $25k–$50k18.4%
Returns, $50k–$75k14.3%
Returns, $75k–$100k10.4%
Returns, $100k–$200k20.5%
Returns, $200k or more14.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$943,500
Median gross rent$1,859
Rent as a share of household income34.1%
Owner-occupied47.4%
Vacant homes6.3%
Median year built1978

What the homes are

Detached house50.1%
Attached house8.6%
2 to 4 units15.3%
5 to 19 units10.7%
20 or more units8.6%
Mobile home6.8%
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$1,096,478as of 2026-07
Typical home value, 1 yearup 0.9%
Typical home value, 5 yearsup 27.9%
Typical home value, 10 yearsup 68.1%
Typical asking rent$2,853as of 2026-07
Typical asking rent, 1 yearup 1.4%
Typical home value since 2000
200020132026$1,096,478$277,923

$277,923 in 2000 to $1,096,478 in 2026.

Typical asking rent
202220242026$2,853$2,365

$2,365 in 2022 to $2,853 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher56.8%
High school diploma or higher96.2%
Works from home19.2%
Drives to work alone63.4%
Takes public transport1.6%
Commutes 45 minutes or more4.9%
Health

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

Obesity25.8% 7.6 pts below the national average of 33.4%
Diagnosed diabetes8.8% 3.2 pts below the national average of 12%
Currently smokes9.7% 3.5 pts below the national average of 13.2%
High blood pressure29.7% 4.4 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)6.1% 5.2 pts below the national average of 11.3%
Depression23.8% 1.9 pts above the national average of 21.9%
No leisure-time physical activity17.9% 7.5 pts below the national average of 25.4%
Arthritis22.4% 2.7 pts below the national average of 25.1%
Binge drinking17.3% 1.3 pts above the national average of 16%
Taking blood pressure medication70.3% 4.4 pts below the national average of 74.7%
Cancer (non-skin)8.4% 0.7 pts above the national average of 7.7%
Current asthma10.1% same as the national average of 10.4%
Coronary heart disease5.6% 0.6 pts below the national average of 6.2%
Routine check-up in past year71.5% 5.2 pts below the national average of 76.7%
Cholesterol screening85.4% 0.5 pts below the national average of 85.9%
Cognitive disability13.6% 1.2 pts below the national average of 14.8%
Colorectal screening66.8% 2.5 pts above the national average of 64.3%
COPD5.2% 1.4 pts below the national average of 6.6%
Visited a dentist68.6% 7.3 pts above the national average of 61.3%
Any disability27.3% 3.4 pts below the national average of 30.7%
Lacks emotional support22.9% 1.9 pts below the national average of 24.8%
Food insecurity11.6% 5.5 pts below the national average of 17.1%
Received food stamps11.1% 3.2 pts below the national average of 14.3%
Hearing disability6.1% 0.6 pts below the national average of 6.7%
High cholesterol32.5% 3.7 pts below the national average of 36.2%
Housing insecurity9.9% 3.9 pts below the national average of 13.8%
Independent living disability7.4% 1 pts below the national average of 8.4%
Lacks transport7.3% 1.9 pts below the national average of 9.2%
Loneliness33.8% 0.6 pts below the national average of 34.4%
Mammography use77.3% 1.4 pts above the national average of 75.9%
Poor mental health (14+ days)16.8% same as the national average of 16.8%
Mobility disability11.4% 2.6 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 threat5.8% 3 pts below the national average of 8.8%
Sleeps under 7 hours30.7% 5.7 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost7% 6 pts below the national average of 13%
Vision disability4.2% 1.4 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments2,183
People employed30,640
Annual payroll$2,212,058,000
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 92.5% of US census tracts
FEMA ratingRelatively Low to Very High across the 10 census tracts this ZIP code covers
Expected annual loss93.3 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.

River flooding96.5Very High at its worst in this ZIP code
Wildfire96.3Very High at its worst in this ZIP code
Landslide95.7Very High at its worst in this ZIP code
Earthquake91Relatively High at its worst in this ZIP code
Drought87Relatively High at its worst in this ZIP code
Tsunami72.9Relatively Low at its worst in this ZIP code
Coastal flooding22.5Relatively Low at its worst in this ZIP code
Heat wave21Relatively Low at its worst in this ZIP code
Hail13.1Very Low at its worst in this ZIP code
Winter weather12.3Very Low at its worst in this ZIP code
Lightning11.3Very Low at its worst in this ZIP code
Strong wind8.7Very Low at its worst in this ZIP code
Tornado1.5Very 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$95,386$96,334$78,538
Income per person$60,540$47,977$43,289
Poverty rate14.9%12%12.4%
Median home value$943,500$695,400$303,400
Median gross rent$1,859$1,956$1,348
Homeownership47.4%55.8%65%
Bachelor's degree or higher56.8%36.5%35%
Unemployment rate3.7%6.4%5.2%
Works from home19.2%15.5%13.5%
Born outside the US8.9%26.7%13.9%
Median age35.837.638.7
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 stationSAN LUIS OBISPO AP, CA US3 km away
Rain in a year18 in

Average high and low by month

January65°F / 40.6°F3.86 in rain
February65.1°F / 42.4°F3.54 in rain
March66.7°F / 44.5°F3.17 in rain
April69.1°F / 45.6°F1.05 in rain
May72°F / 47.8°F0.47 in rain
June75.2°F / 51.1°F0.1 in rain
July78°F / 54.3°F0.08 in rain
August79.3°F / 54.9°F0.01 in rain
September79.5°F / 53.4°F0.04 in rain
October77.2°F / 49.7°F0.92 in rain
November71.1°F / 44.7°F1.43 in rain
December64.9°F / 40.2°F3.27 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 supermarket49% of this ZIP code's area
No vehicle and far from a supermarket5% of this ZIP code's area
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.

San Luis Coastal Unified School District95.4% of this ZIP code's land area
Lucia Mar Unified School District4.4% 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 vulnerability28more vulnerable than 28% of US census tracts
Socioeconomic status19more vulnerable than 19% of US census tracts
Household characteristics19more vulnerable than 19% of US census tracts
Racial and ethnic minority status34more vulnerable than 34% of US census tracts
Housing type and transport62more vulnerable than 62% of US census tracts
Walkability7.1 out of 20Below average
Nearby ZIP codes

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

93403 San Luis Obispo, CA2.3 km away
93406 San Luis Obispo, CA2.3 km away
93407 San Luis Obispo, CA2.3 km away
93408 San Luis Obispo, CA2.3 km away
93405 San Luis Obispo, CA4.1 km away
93409 San Luis Obispo, CA4.9 km away
93449 Pismo Beach, CA11.8 km away
93424 Avila Beach, CA11.8 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 area64.17 sq mi
Water area0.02 sq mi
Population density467 people per sq mi
Latitude, longitude35.2635, -120.6509

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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