Fairfax, CA 94930 ZIP Code Profile

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Fairfax, CA

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ZIP Code 94930: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Fairfax, CA 94930

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 227
  • Single Family Addresses: 3,382
  • Multi-Family Addresses: 348
  • County: Marin County
  • Centroid: Latitude 37.965, Longitude -122.619
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


94930 ZIP Code Map

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Fairfax, CA 94930 Data & Demographics (As of July 1, 2016)


Total Population 8,983
Population in Households 8,961
Population in Familes 6,401
Population in Group Qrtrs 22
Population Density1 386
Diversity Index2 33


Total Households 3,950
Average Household Size 2.27
Family Households 2,265
Average Family Size 3


Total Housing Units 4,170 (100%)
Owner Occupied HU 2,487 (59.6%)
Renter Occupied HU 1,463 (35.1%)
Vacant Housing Units 220 ( 5.3%)
Median Home Value $765,191
Average Home Value $798,603


Median Household Income $101,148
Average Household Income $132,823
Per Capita Income $58,514
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.37% 0.56%
Households 0.14% 0.44%
Families 0.15% 0.46%
Median Household Income   2.0%
Per Capita Income   1.78%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Fairfax, CA 94930 - Peer Comparisons by Rank and Percentile

The table below compares 94930 to the other 1,756 ZIP Codes in California by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1027 42nd
Population Density1 # 991 44th
Diversity Index2 # 1608 9th
Median Household Income # 181 90th
Per Capita Income # 140 92nd

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.