ZIP Code 94403 - San Mateo California

ZIP Code 94403 is located in San Mateo California. 94403 is entirely within San Mateo County. Regionally, it is located in the Metro Bay Area.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 94403 Quick Stats

ZIP Code NameSan Mateo
Primary CountySan Mateo County
ZIP Code TypeStandard
Population (2022)43,858
Area Code(s)650
Current Time

ZIP Code 94403 Map

94403 Demographics

94403 can be classified socioeconomically as Upper Middle Class class compared to other ZIP Codes in California based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 94403 is White. The majority race/ethnicity attending public schools in 94403 is Hispanic. The current unemployment level in 94403 is 2.6%.

Population Growth Rate0.00%
Population Density7,986 People per Square Mile
Total Households15,217
Percentage High Income Households14.1%
Median Household Income (2021)$151,369
Average Adjusted Gross Income (2020)$176,490
Current Unemployment Rate (April 2024)2.6%
Majority Race/EthnictyWhite - 48.64%
Public School Majority Race/EthnictyHispanic - 48.26%

94403 Race/Ethnicty Breakdown

Native American2860.64%
Hawaiian/Pac. Islander2510.56%

94403 Public School Race/Ethnicty Breakdown

Native American50.1%
Hawaiian/Pac. Islander1503.09%

94403 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,4225.36%
Bachelor Degree8,37731.58%
High School Diploma3,87514.61%
No High School Diploma4211.59%
GED or Alternate3241.22%
1 or More Years of College4,93518.61%
Associates Degree2,2998.67%
Masters Degree3,21412.12%
Professional Degree1,0604%
Doctorate Degree5962.25%

94403 Geography

Adjacent ZIP Codes
Cities/Towns in 94403
RegionMetro Bay Area
Metropolitan/Micropolitan Stat AreaSan Francisco-Oakland-Berkeley, CA
Time ZonePacific Daylight Time
IANA TimezoneAmerica/Los_Angeles
Area5 Square Miles

94403 Politics

US Congressional Districts in 94403
California State Senate Districts in 94403
California State Assembly Districts in 94403

94403 Weather and Climate Data

Plant Hardiness ZoneZone 10a: 30F to 35F
Average First Frost DateDecember 21 - 31
Average Last Frost DateJanuary 21 - 31
Koppen-Geiger Climate ZoneCsb - Warm-Summer Mediterranean Climate

94403 Annual Climate Data

Avg Min Temp (°F)41434546505354555450454048
Avg Max Temp (°F)58626468717577787774645869
Avg Precip (In.)4.334.013.361.

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