City in California
San Mateo, CA
- Population
- 103,006 (2024)
- Density
- 8,501 / sq mi
- Land area
- 12.1 sq mi
- Water area
- 3.7 sq mi
- Coordinates
- 37.5603, -122.3106
Resident reviews
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ZIP codes
- 94401
- 94402
- 94403
- 94404