ZIP code
93440
Los Alamos, CA
93440 covers Los Alamos in Santa Barbara County, with 896 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 93440. Methodology
ZIP code map of 93440

About ZIP code 93440
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 93440. Not ACS. Methodology
People in 93440
Race
- White1,102
- Black or African American13
- American Indian or Alaska Native61
- Asian23
- Native Hawaiian and Pacific Islander1
- Other race417
- Two or more races431
Hispanic or Latino (any race): 1,023
Age
- Under 10261
- 10 to 19269
- 20 to 29262
- 30 to 39242
- 40 to 49215
- 50 to 59299
- 60 to 69298
- 70 to 79135
- 80 and older67
Income and housing in 93440
Education
- High school graduate88.6%
- Bachelor's degree16.7%
- Graduate degree11.3%
Places covering 93440
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.
- Los Alamos89.8%
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.
- Santa Barbara 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
10.2% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 93440
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 1,721 | |
| 2006 | 1,689 | |
| 2007 | 1,769 | |
| 2008 | 1,746 | |
| 2011 | 1,641 | |
| 2012 | 1,723 | |
| 2013 | 1,680 | |
| 2014 | 1,472 | |
| 2015 | 1,813 | |
| 2016 | 1,507 | 1,780 |
| 2017 | 1,601 | |
| 2018 | 1,648 | |
| 2019 | 1,659 | |
| 2020 | 1,355 | |
| 2021 | 1,354 | |
| 2022 | 846 | |
| 2023 | 896 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 93440
12 nearest ZIP centroids (any distance)
- 93427Buellton8.8 miPop 5,866 · Income $106,442
- 93441Los Olivos9.6 miPop 990 · Income $140,685
- 93454Santa Maria10.7 miPop 41,710 · Income $84,178
- 93463Solvang13.2 miPop 8,099 · Income $130,123
- 93436Lompoc13.5 miPop 55,834 · Income $76,241
- 93455Santa Maria13.9 miPop 44,350 · Income $108,501
- 93437Lompoc14.2 miPop 3,688 · Income $83,096
- 93429Casmalia17.4 miPop 129 · Income —
- 93458Santa Maria18.4 miPop 59,126 · Income $73,518
- 93117Goleta22.3 miPop 52,225 · Income $85,711
- 93444Nipomo23.1 miPop 21,495 · Income $105,655
- 93434Guadalupe23.7 miPop 8,451 · Income $71,351
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 93440, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 93440 FAQ
- What city is ZIP code 93440 in?
- 93440 is in Los Alamos, CA.
- What county is 93440 in?
- 93440 is in Santa Barbara County.
- What is the median household income in 93440?
- The median household income in 93440 is $53,673.
- Which ZIP codes are near 93440?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 93440.