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California ZIP Codes
Marin County
Fairfax, CA
94930
94930 ZIP Code — Fairfax, CA
Marin County, California
ZIP code 94930 is located in
Fairfax ,
California ,
within Marin County .
It covers approximately 14.24 square miles and serves a population of
8,748 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 415 .
About ZIP code 94930
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $1,056,100. Owner-occupancy sits near the national average at 66%.
The gap between median ($129,839) and mean household income suggests income inequality — a small number of higher earners pull the average up.
The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 31 minutes is near the national average. Remote work is prevalent — 32% of workers work from home.
Educational attainment is high — 68% of residents hold a bachelor's degree or higher, well above the national average of 33%.
Overall, ZIP code 94930 reflects a community defined by a highly educated population and a high rate of remote workers.
94930 ZIP code map
View map of 94930
Cities in ZIP code 94930
Below are the cities the US Postal Service accepts for ZIP code 94930. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
8,748
Population density
614 / sq mi
State FIPS
06
County FIPS
041
Geography
Land area
14.24 sq mi
Water area
0.44 sq mi
Latitude
37.9661
Longitude
-122.6455
Timezone
Pacific (PT)
Area code
415
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.0%
21.4%
32.6%
$50k – $100k
22.2%
21.0%
27.7%
$100k – $200k
36.8%
27.8%
26.4%
Over $200k
16.9%
29.8%
13.3%
Demographics & statistics
$129,839
Median household income
$1,056,100
Median home value
$2,301
Median monthly rent
68.2%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 1,584 18.1% 18 and over 7,164 81.9% 65 and over 1,806 20.6% Median age 47.3 years
Race & ethnicity
Native Hawaiian / Pacific Islander
1.2%
Black or African American
1.2%
American Indian / Alaska Native
0.1%
Group Count % White 7,538 81.9% Two or more races 529 5.7% Hispanic or Latino 458 5% Other race 243 2.6% Asian 209 2.3% Native Hawaiian / Pacific Islander 114 1.2% Black or African American 110 1.2% American Indian / Alaska Native 5 0.1%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
24.0%
21.4%
32.6%
$50k – $100k
22.2%
21.0%
27.7%
$100k – $200k
36.8%
27.8%
26.4%
Over $200k
16.9%
29.8%
13.3%
Range % of households Under $10k 5.6% $10k–$15k 1.3% $15k–$25k 3.3% $25k–$35k 6.8% $35k–$50k 6.6% $50k–$75k 8.7% $75k–$100k 8.1% $100k–$150k 16.4% $150k–$200k 14.6% $200k+ 28.5% Median income $129,839
Housing
Housing overview
Metric Value Median home value $1,056,100 Median rent / month $2,301 Owner occupied 66.2% Renter occupied 33.8% Vacant 8.4% Single-family detached 69.6% Large apartment buildings 5.4% Mobile homes 0.2% Median rooms 4.8 Avg household size (owned) 2.57
Year built
Era % 2020 or later 0.0% 2010–2019 0.5% 2000–2009 0.4% 1990–1999 2.0% 1980–1989 4.9% 1970–1979 16.0% 1960–1969 12.6% 1950–1959 16.9% 1940–1949 9.5% 1939 or earlier 37.2%
Bedrooms
Size % of units No bedroom (studio) 3.3% 1 bedroom 16.6% 2 bedrooms 30.4% 3 bedrooms 39.4% 4 bedrooms 7.7% 5+ bedrooms 2.6%
Vehicles per household
Vehicles % of households No vehicle 2.5% 1 vehicle 32.0% 2 vehicles 47.6% 3 or more 17.8%
Heating fuel
Fuel type % Utility gas 80.0% Electricity 17.0% Propane / LP gas 0.3% Wood 0.7% Solar 0.7% No fuel used 1.4%
Households & families
Household type Count % Married-couple family 1,750 48.0% Cohabiting couple 371 10.2% Male householder, no spouse 525 14.4% Female householder, no spouse 1,002 27.5% Households with children under 18 926 25.4% Households with seniors (65+) 1,322 36.2% Average household size 2.39
Marital status
Status Male Female Never married 33.2% 33.6% Married 49.4% 45.9% Separated 0.3% 1.1% Widowed 3.0% 4.6% Divorced 14.1% 14.8%
Education
Some college, no degree
16.2%
Graduate / professional
27.6%
Metric % HS diploma or higher 97.8% Bachelor's or higher 68.2%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 158 8.1% Kindergarten 50 2.6% Elementary school 665 34.0% High school 597 30.5% College / grad school 486 24.8%
Employment
Industry of employment
Professional & management
22.0%
Education & healthcare
20.8%
Arts, food & hospitality
9.7%
Finance & real estate
8.8%
Transportation & utilities
2.9%
Public administration
2.8%
Agriculture & mining
0.8%
Occupation
Category % Management, business & arts 58.9% Service 14.6% Sales & office 15.6% Natural resources & construction 6.7% Production & transportation 4.3%
Employment type
Type % Private sector 70.8% Government 10.6% Self-employed 17.2% Unpaid family workers 1.3%
Commute
Method % Drive alone 51.0% Carpool 4.6% Public transit 3.0% Walk 5.1% Work from home 31.6% Other means 4.7% Avg commute (minutes) 31.3
Poverty
Married-couple families
0.5%
Female-led households
21.8%
Income support
Source % of households Social Security 29.6% Retirement income 24.8% Supplemental Security 2.3% Cash public assistance 2.9% Food stamps / SNAP 6.4%
Health indicators
Condition % Obesity 24.5% High blood pressure 25.5% High cholesterol 31.0% Diabetes 8.0% Heart disease 5.0% Stroke 2.2% Asthma 9.5% Arthritis 22.6% Kidney disease 2.4% Pulmonary disease 5.0% Cancer 7.1%
Behavior / access % Smoking 9.2% Binge drinking 18.7% No physical activity 13.3% Less than 7 hrs sleep 27.0% Depression 17.4% Fair or poor health 9.5% Poor mental health 12.4% Poor physical health 8.1% No health insurance 6.0% Visited doctor (checkup) 66.5% Visited dentist 75.6% Cholesterol screening 94.4% Teeth loss 6.0%
Veterans & disability
Veterans Count % Civilian veterans 256 3.6%
Disability % Any disability 9.2% Under 18 0.0% 18–64 years 3.1% 65 and over 35.4%
Health insurance coverage
Type % Private insurance 82.9% Public insurance 30.1% No insurance 2.2% Uninsured under 19 3.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 8,321 95.1% Spanish 253 3.0% Other Indo-European 207 2.5% Asian & Pacific Islander 10 0.1% Other languages 36 0.4%
Place of birth & citizenship
Origin Count % Native born (US) 7,830 89.5% Born in same state 7,698 88.0% Born in different state 4,975 56.9% Foreign born 132 1.5% Naturalized citizen 918 10.5% Not a US citizen 635 69.2%
Ancestry
Ancestry Count % French 1,752 20% Italian 976 11.2% Polish 364 4.2% Irish 166 1.9%
Ancestry Count % Arab 156 1.8% Dutch 60 0.7% English 21 0.2%
Technology access
Metric % of households Computer access 41.7% Internet access 97.8%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 94930
What city is ZIP code 94930 in?
ZIP code 94930 is primarily assigned to Fairfax, California.
What county is ZIP code 94930 in?
ZIP code 94930 falls within Marin County, California.
How educated is the population of ZIP code 94930?
68% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the median household income in ZIP code 94930?
The median household income in ZIP code 94930 is $129,839, above the national median of ~$75,000.
What is the typical home value in ZIP code 94930?
The median home value in ZIP code 94930 is $1,056,100.
What is the population of ZIP code 94930?
ZIP code 94930 has an estimated population of 8,748 residents, with a density of 614 people per square mile.
What timezone is ZIP code 94930 in?
ZIP code 94930 observes the PST timezone.
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