ZIP code
94401
San Mateo, CA
94401 covers San Mateo in San Mateo County, with 35,628 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 94401. Methodology
ZIP code map of 94401
About ZIP code 94401
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 94401. Not ACS. Methodology
People in 94401
Race
- White11,554
- Black or African American850
- American Indian or Alaska Native474
- Asian7,873
- Native Hawaiian and Pacific Islander1,071
- Other race8,937
- Two or more races4,490
Hispanic or Latino (any race): 13,370
Age
- Under 103,827
- 10 to 193,698
- 20 to 295,063
- 30 to 396,836
- 40 to 494,727
- 50 to 594,253
- 60 to 693,224
- 70 to 792,105
- 80 and older1,516
Income and housing in 94401
Education
- High school graduate84.7%
- Bachelor's degree45.3%
- Graduate degree18.9%
Places covering 94401
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 Mateo100.0%
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 Mateo 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
Population history for 94401
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 27,144 | |
| 2006 | 27,504 | |
| 2007 | 29,579 | |
| 2008 | 29,186 | |
| 2009 | 30,735 | |
| 2010 | 31,453 | |
| 2011 | 34,845 | 32,145 |
| 2012 | 35,721 | 32,210 |
| 2013 | 36,691 | 32,700 |
| 2014 | 36,838 | 32,830 |
| 2015 | 37,298 | 32,910 |
| 2016 | 36,597 | 32,560 |
| 2017 | 36,145 | 32,170 |
| 2018 | 35,414 | 31,520 |
| 2019 | 36,001 | 30,610 |
| 2020 | 35,013 | 29,540 |
| 2021 | 35,095 | 28,630 |
| 2022 | 35,392 | 28,780 |
| 2023 | 35,628 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 94401
12 nearest ZIP centroids (any distance)
- 94402San Mateo2.5 miPop 25,498 · Income $179,683
- 94403San Mateo2.7 miPop 43,459 · Income $179,825
- 94010Burlingame3.0 miPop 42,794 · Income $191,758
- 94404San Mateo3.2 miPop 35,950 · Income $182,417
- 94002Belmont4.4 miPop 27,730 · Income $204,573
- 94128San Francisco4.8 miPop 0 · Income —
- 94065Redwood City4.8 miPop 11,620 · Income $213,361
- 94030Millbrae4.9 miPop 22,589 · Income $157,567
- 94070San Carlos6.0 miPop 30,696 · Income $235,373
- 94066San Bruno7.1 miPop 42,875 · Income $135,976
- 94080South San Francisco7.7 miPop 65,036 · Income $135,966
- 94063Redwood City8.9 miPop 34,695 · Income $115,528
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 94401, measured by Census internal-point centroids. Try a wider radius.
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 94401 FAQ
- What city is ZIP code 94401 in?
- 94401 is in San Mateo, CA.
- What county is 94401 in?
- 94401 is in San Mateo County.
- What is the median household income in 94401?
- The median household income in 94401 is $121,258.
- Which ZIP codes are near 94401?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 94401.