Home > CA > Marin County > Fairfax > Zip 94930

Zip Code 94930 — Fairfax, CA

94930 is a ZIP Code associated with Fairfax, CA, located within Marin. The postal region supports an estimated population of 8,406 residents across Data Pending housing units, with a population density of 227.9 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.970480, -122.611080)

Data MetricLocal Statistic
Postal / Zip Code94930
Primary CityFairfax
State / ProvinceCA
CountyMarin
Total Population8,406
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density227.9 people/sq mi
TimezoneAmerica/Los_Angeles

How 94930 Compares

MetricZIP 94930Marin CountyCA State Average
Population8,406290,84639,286,245
Median IncomeData PendingN/AN/A
Population Density227.9 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 94960San Anselmo2.6 mi16,232N/A
Zip 94957Ross2.7 mi2,321N/A
Zip 94941Mill Valley3.1 mi32,706N/A
Zip 94973Woodacre3.3 mi1,689N/A
Zip 94904Greenbrae3.5 mi12,815N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →