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ZIP code 94027

Atherton, CA · San Mateo County

About ZIP code 94027

  • ZIP code 94027 is in Atherton, San Mateo County, California.
  • About 7,002 people live in it, which is 537.8 people per square mile.
  • Time zone: Pacific Standard Time.
  • The middle of the ZIP code is at 37.454, -122.203.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Atherton, CA

ZIP code 94027 is the post office name for Atherton, CA. 6,993 people live in Atherton. Typical household income is $250,001. A typical home costs $2,000,001.

  • Stronger than most towns on: Home internet and working from home, Pleasant weather for being outdoors and Long, healthy lives.
  • Weaker than most towns on: Cost of living, Clean air and low disaster risk and State taxes.

See all figures for Atherton

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.