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ZIP code

94404

San Mateo, CA

STANDARD

94404 covers San Mateo in San Mateo County, with 35,950 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

ACS 2023 population

35,950

Median household income

$182,417

Median home value

$1,682,700

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 94404. Methodology

ZIP code map of 94404

Census ZCTA boundary for ZIP 94404 in San Mateo, California
Census ZCTA boundary for ZIP 94404 in San Mateo, California. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 94404

Type

STANDARD

Timezone

America/Los_Angeles

Area codes

650

Land area

4.3 sq mi

Water area

0.58 sq mi

Households

15,166

Median gross rent

$3,500+

Acceptable cities: Foster City

More enterprise fields

Timezone
America/Los_Angeles
Area Codes
650
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 94404. Not ACS. Methodology

People in 94404

Race

  • White12,746
  • Black or African American579
  • American Indian or Alaska Native81
  • Asian19,402
  • Native Hawaiian and Pacific Islander210
  • Other race1,096
  • Two or more races3,209

Hispanic or Latino (any race): 2,809

Age

  • Under 104,444
  • 10 to 193,885
  • 20 to 293,890
  • 30 to 396,753
  • 40 to 495,575
  • 50 to 594,384
  • 60 to 693,615
  • 70 to 793,036
  • 80 and older1,741

Income and housing in 94404

Poverty rate

4.7%

Median earnings

$120,993

Median household income

$182,417

Median home value

$1,682,700

Median gross rent

$3,500+

Education

  • High school graduate95.9%
  • Bachelor's degree74.5%
  • Graduate degree39.4%

Places covering 94404

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.

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.

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 94404

IRS populationACS population
39,94419,972020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
200532,417
200631,555
200732,813
200832,267
200932,344
201032,435
201132,98632,753
201233,79233,080
201334,43133,500
201435,04533,640
201535,49233,640
201636,08633,520
201736,57333,890
201836,90534,310
201936,98534,020
202036,08632,890
202136,57132,250
202236,39732,290
202335,950

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 94404

12 nearest ZIP centroids (any distance)

  1. 94065Redwood City1.8 miPop 11,620 · Income $213,361
  2. 94403San Mateo2.4 miPop 43,459 · Income $179,825
  3. 94401San Mateo3.2 miPop 35,628 · Income $121,258
  4. 94002Belmont3.3 miPop 27,730 · Income $204,573
  5. 94402San Mateo3.6 miPop 25,498 · Income $179,683
  6. 94070San Carlos4.1 miPop 30,696 · Income $235,373
  7. 94063Redwood City5.9 miPop 34,695 · Income $115,528
  8. 94010Burlingame6.0 miPop 42,794 · Income $191,758
  9. 94061Redwood City6.8 miPop 37,369 · Income $141,599
  10. 94027Atherton7.7 miPop 7,030 · Income $250,000+
  11. 94128San Francisco7.8 miPop 0 · Income —
  12. 94030Millbrae8.0 miPop 22,589 · Income $157,567

ZIP centroids within 2 miles

ZIP centroids within 2 miles of 94404, measured by Census internal point.
ZIPCityStateDistance (miles)ACS populationMedian income
94065Redwood CityCA1.8 mi11,620$213,361

ZIPs within 2 miles of this place

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94404 San Mateo, CA

Looking up ZIP codes within 2 miles of 94404 San Mateo, CA, measured by centroid distance.

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ZIP code 94404 FAQ

What city is ZIP code 94404 in?
94404 is in San Mateo, CA.
What county is 94404 in?
94404 is in San Mateo County.
What is the median household income in 94404?
The median household income in 94404 is $182,417.
Which ZIP codes are near 94404?
Use the radius tool on this page to list ZIP codes within a chosen distance of 94404.