4 ZIP Code Tabulation Areas in San Mateo, California. The population-weighted median household income is about $166,548, the median home value about $1,677,114, and 51.1% of occupied homes are owner-occupied.
- 4
- ZIP codes
- 139.9K
- Population
- 54
- Data points
San Mateo at a glance
- $166,548
- Median household income
- $1,677,114
- Median home value
- 38.9
- Median age
- 51.1%
- Owner-occupied
- 57,731
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 4 San Mateo ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 94404 | Foster City | 35,881 | 51.2% | $192,332 |
| 2 | 94403 | San Mateo | 43,276 | 52.5% | $174,917 |
| 3 | 94402 | Baywood Park | 25,475 | 58.4% | $172,522 |
| 4 | 94401 | San Mateo | 35,295 | 43.4% | $122,227 |
Top 4 San Mateo ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 94403 | San Mateo | 43,276 | 52.5% | $174,917 |
| 2 | 94404 | Foster City | 35,881 | 51.2% | $192,332 |
| 3 | 94401 | San Mateo | 35,295 | 43.4% | $122,227 |
| 4 | 94402 | Baywood Park | 25,475 | 58.4% | $172,522 |
Top 4 San Mateo ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 94403 | San Mateo | 43,276 | 52.5% | $174,917 | $1.5B |
| 2 | 94404 | Foster City | 35,881 | 51.2% | $192,332 | $1.4B |
| 3 | 94402 | Baywood Park | 25,475 | 58.4% | $172,522 | $1B |
| 4 | 94401 | San Mateo | 35,295 | 43.4% | $122,227 | $691.3M |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 94401 (San Mateo) at 11,347 people/sq mi. Least dense: 94402 (Baywood Park) at 5,044 people/sq mi.
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