94028   Zip Code Portola Valley San Mateo CA United States

City Portola Valley
County San Mateo
State California
Latitude 37.37492
Longitude -122.21136
Population 6,531
Density 377.2 people per square mile
Time Zone America/Los Angeles
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $250,001
Median individual: $124,341

Race

Mode: 76.6% White

Gender

 50.5% male 

Rent

  $3501 / month  

Median house value: $2,000,001.0

Age

Median: 57.2 years old

Education

With at least college degree: 82.9%
With STEM degree: 63.4%

Marital Status

 67.1% married 

Never married: 18.1%

Labor Force Participation

 51.8% working 

Unemployed: 4.3%

Average Family Size

 2.84 people 

Commute Time

 17.7 minutes 

Health Care

 2.8% uninsured 

Poverty

 4.4%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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