Comparison to Surrounding Areas
The median household income ($250,001) for 94027 is more than 94025 ($216,601), 94061 ($146,265), 94062 ($233,262), 94063 ($116,760), and San Mateo County ($158,855). And it's the same as Atherton town ($250,001) and West Menlo Park CDP ($250,001).
| 94027 | $250,001 |
| Atherton town | $250,001 |
| West Menlo Park CDP | $250,001 |
| San Mateo County | $158,855 |
Get Median Household Income for all Zip Codes in California.
The average household income ($579,268) for 94027 is less than the average household income for Atherton town ($580,438). But it's more than 94025 ($352,735), 94061 ($213,697), 94062 ($366,176), 94063 ($162,120), San Mateo County ($231,822), and West Menlo Park CDP ($461,728).
| 94027 | $579,268 |
| Atherton town | $580,438 |
| West Menlo Park CDP | $461,728 |
| San Mateo County | $231,822 |
Get Average Household Income for all Zip Codes in California.
The per-capita income for 94027 is $188,761. The per capita income ($188,761) for 94027 is more than 94025 ($129,924), 94061 ($75,241), 94062 ($139,495), 94063 ($56,166), San Mateo County ($84,288), Atherton town ($188,631), and West Menlo Park CDP ($164,578).
| 94027 | $188,761 |
| Atherton town | $188,631 |
| West Menlo Park CDP | $164,578 |
| San Mateo County | $84,288 |
Get Per-Capita Income for all Zip Codes in California.
65.6% of households make over $200,000 a year. The percent high income households (65.6%) for 94027 is more than 94025 (54.9%), 94061 (37.8%), 94062 (56.3%), 94063 (26.8%), San Mateo County (39.9%), Atherton town (65.5%), and West Menlo Park CDP (64.5%).
| 94027 | 65.6% |
| Atherton town | 65.5% |
| West Menlo Park CDP | 64.5% |
| San Mateo County | 39.9% |
Get High Income Households for all Zip Codes in California.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 94027 | $-1 | $250,001 | $250,001 | $250,001 |
| Atherton town | $-1 | $250,001 | $250,001 | $250,001 |
| West Menlo Park CDP | $-1 | $250,001 | $250,001 | $138,125 |
| San Mateo County | $88,226 | $190,774 | $184,789 | $103,766 |
Get Median Household Income by Age of Householder for all Zip Codes in California.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 94027 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 94027 | +/-$-1 | +/-$67,616 | +/-$22,192 | +/-5.7% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| Atherton town | +/-$-1 | +/-$67,733 | +/-$22,223 | +/-5.7% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| West Menlo Park CDP | +/-$-1 | +/-$69,284 | +/-$21,961 | +/-8.3% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$126,561 |
| San Mateo County | +/-$2,851 | +/-$3,575 | +/-$1,230 | +/-0.8% | +/-$12,122 | +/-$4,761 | +/-$5,275 | +/-$3,834 |