San Mateo, CA ZIP Codes

Total ZIPs

131,801

Total Population

ZIP Codes in San Mateo, CA

ZIP Code	Population	Density	Timezone
94403	39,642	2,718	America/Los_Angeles
94401	34,429	4,168	America/Los_Angeles
94404	33,749	3,031	America/Los_Angeles
94402	23,981	1,904	America/Los_Angeles

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

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