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San Mateo city, CA
ZIP 94403 — Economy & Jobs
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Wealthy AreaLow Snow AreaRemote Work Hub
Income, employment, industries, and economic trends
Income & Economy in San Mateo city, CA (94403)
Median Income
$179,825
*Adjusted for inflation (2023 dollars)
IRS Net Migration
+2,139
Wealth inflow
Population
43,459
Unemployment
5.3%
1.6pp above US avg
IRS migration statistics show a net inflow of about 2,139 for ZIP 94403 (San Mateo city, CA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.
Historical Trends in 94403 (2020–Present)
Since 2020, population declined 2.0%, median income rose 9.4% (inflation-adjusted), home values increased 6.6%.
Economy & Jobs key statistics
| Income & Jobs | |
|---|---|
| Median household income | $179,825 |
| Unemployment | 5.3% |
| Establishments | 1,204 |
| Employees | 32,578 |