ZIP code
93405
San Luis Obispo, CA
93405 covers San Luis Obispo in San Luis Obispo County, with 23,856 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 93405. Methodology
ZIP code map of 93405

About ZIP code 93405
Acceptable cities: Sn Luis Obisp
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 93405. Not ACS. Methodology
People in 93405
Race
- White16,694
- Black or African American257
- American Indian or Alaska Native146
- Asian1,724
- Native Hawaiian and Pacific Islander22
- Other race1,739
- Two or more races2,749
Hispanic or Latino (any race): 4,222
Age
- Under 101,627
- 10 to 192,671
- 20 to 299,389
- 30 to 392,192
- 40 to 491,727
- 50 to 591,688
- 60 to 691,768
- 70 to 791,323
- 80 and older946
Income and housing in 93405
Education
- High school graduate95.4%
- Bachelor's degree52.0%
- Graduate degree21.4%
Places covering 93405
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- San Luis Obispo88.1%
- Avila Beach1.5%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- San Luis Obispo County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
9.5% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 93405
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 12,048 | |
| 2006 | 10,881 | |
| 2007 | 11,443 | |
| 2008 | 11,280 | |
| 2009 | 11,258 | |
| 2010 | 11,846 | |
| 2011 | 33,485 | 12,069 |
| 2012 | 33,655 | 11,980 |
| 2013 | 33,567 | 12,220 |
| 2014 | 34,833 | 12,530 |
| 2015 | 35,021 | 12,510 |
| 2016 | 35,642 | 12,220 |
| 2017 | 35,534 | 12,290 |
| 2018 | 36,550 | 12,250 |
| 2019 | 35,898 | 12,100 |
| 2020 | 36,285 | 12,500 |
| 2021 | 25,081 | 12,430 |
| 2022 | 24,991 | 12,540 |
| 2023 | 23,856 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 93405
12 nearest ZIP centroids (any distance)
- 93408San Luis Obispo1.7 miPop 8 · Income —
- 93409San Luis Obispo2.6 miPop 2,687 · Income —
- 93407San Luis Obispo3.7 miPop 348 · Income —
- 93410San Luis Obispo4.4 miPop 7,038 · Income —
- 93402Los Osos5.7 miPop 15,085 · Income $103,839
- 93424Avila Beach7.6 miPop 1,026 · Income —
- 93442Morro Bay7.9 miPop 11,336 · Income $92,163
- 93401San Luis Obispo8.1 miPop 29,995 · Income $95,386
- 93449Pismo Beach10.7 miPop 8,024 · Income $112,913
- 93422Atascadero11.7 miPop 33,512 · Income $89,916
- 93433Grover Beach14.0 miPop 12,684 · Income $82,534
- 93465Templeton16.7 miPop 10,248 · Income $120,843
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 93408 | San Luis Obispo | CA | 1.7 mi | 8 | — |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 93405 FAQ
- What city is ZIP code 93405 in?
- 93405 is in San Luis Obispo, CA.
- What county is 93405 in?
- 93405 is in San Luis Obispo County.
- What is the median household income in 93405?
- The median household income in 93405 is $52,481.
- Which ZIP codes are near 93405?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 93405.