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ZipCityLookup
City Profile

Fairfax, California

Population: 1,879 · 2 ZIP codes

Demographics

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

People
Total population
1,879
People
Median age
32.4
Housing
Total households
425
Income
Median household income
$30,417
Housing
Total housing units
449
Employment
Employment rate
52%
Education
Bachelor’s degree or higher
2.4%
Healthcare
Insured population
95.7%
City details
Local time 02:22:20(PT)
LocationFairfax, CA
Population (ZIP areas)8,729(sum of local ZIP code populations)
Total ZIP codes2total
ZIP codes (by type)
1 Standard1 PO Box
CountyMarin
Area code
415628
TimezonePacific Time (PT)
Coordinates37.9697928, -122.61533
Land area14.2 sq miles(36,879,087 m²)

Map of Fairfax, California with ZIP codes

Map of Fairfax, California and ZIP codes

ZIP Codes in Fairfax

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

ZIPType
Median incomeHousehold
Population (ZIP)
94930Standard$145,3628,729
94978PO 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 Fairfax, CA.

San Anselmo, CARoss, CAMill Valley, CAWoodacre, CASan Geronimo, CAGreenbrae, CAStinson Beach, CALarkspur, 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