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San Marino city, CA
ZIP 91108 — Economy & Jobs
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
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Income, employment, industries, and economic trends
Income & Economy in San Marino city, CA (91108)
Median Income
$186,023
*Adjusted for inflation (2023 dollars)
IRS Net Migration
+613
Wealth inflow
Population
12,464
Unemployment
4.0%
0.3pp above US avg
IRS migration statistics show a net inflow of about 613 for ZIP 91108 (San Marino 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 91108 (2020–Present)
Since 2020, population declined 5.4%, median income fell 3.5% (inflation-adjusted), home values decreased 15.1%.
Economy & Jobs key statistics
| Income & Jobs | |
|---|---|
| Median household income | $186,023 |
| Unemployment | 4.0% |
| Establishments | 653 |
| Employees | 2,933 |