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City Profile

San Marino, California

Population: 12,513 · 2 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
12,513
People
Median age
45.7
Housing
Total households
3,910
Income
Median household income
$214,167
Housing
Total housing units
4,439
Employment
Employment rate
55.1%
Education
Bachelor’s degree or higher
82.6%
Healthcare
Insured population
96.9%
City details
Local time 23:16:09(PT)
LocationSan Marino, CA
Population (ZIP areas)12,777(sum of local ZIP code populations)
Total ZIP codes2total
ZIP codes (by type)
1 Standard1 PO Box
CountyLos Angeles
Area code
TimezonePacific Time (PT)
Coordinates34.1223718, -118.1142336
Land area3.8 sq miles(9,813,448 m²)

Map of San Marino, California with ZIP codes

Map of San Marino, California and ZIP codes

ZIP Codes in San Marino

Explore the ZIP codes that make up San Marino. Analyze key demographics and population stats for the region using the comprehensive table below.

ZIPType
Median incomeHousehold
Population (ZIP)
91108Standard$204,84712,777
91118PO BOX

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP type legend

  • Standard: residential and business delivery areas
  • PO BOX: primarily post office boxes; population may be unavailable
  • Unique: high-volume organizations (universities, agencies, etc.)

Nearby cities

Other cities near San Marino, CA.

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS