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California ZIP Codes
Madera County
Bass Lake, CA
93604
93604 ZIP Code — Bass Lake, CA
Madera County, California
ZIP code 93604 is located in
Bass Lake ,
California ,
within Madera County .
It covers approximately 44.44 square miles and serves a population of
366 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 559 .
About ZIP code 93604
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $887,300.
The gap between median ($108,750) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 18% of residents, above the national average. 32% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with public administration as the leading industry. Remote work is prevalent — 25% of workers work from home.
Educational attainment is high — 54% of residents hold a bachelor's degree or higher, well above the national average of 33%.
Overall, ZIP code 93604 reflects a community defined by a highly educated population, economic challenges above the national average, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.
93604 ZIP code map
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Cities in ZIP code 93604
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Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
366
Population density
8 / sq mi
State FIPS
06
County FIPS
039
Geography
Land area
44.44 sq mi
Water area
0.92 sq mi
Latitude
37.3215
Longitude
-119.5518
Timezone
Pacific (PT)
Area code
559
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
15.5%
41.7%
32.6%
$50k – $100k
51.9%
32.2%
27.7%
$100k – $200k
20.9%
22.0%
26.4%
Over $200k
11.8%
4.0%
13.3%
Demographics & statistics
$108,750
Median household income
$887,300
Median home value
53.7%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 49 13.4% 18 and over 317 86.6% 65 and over 153 41.8% Median age 64.3 years
Race & ethnicity
American Indian / Alaska Native
5.1%
Group Count % White 338 90.1% American Indian / Alaska Native 19 5.1% Hispanic or Latino 9 2.4% Two or more races 9 2.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
15.5%
41.7%
32.6%
$50k – $100k
51.9%
32.2%
27.7%
$100k – $200k
20.9%
22.0%
26.4%
Over $200k
11.8%
4.0%
13.3%
Range % of households Under $10k 15.8% $35k–$50k 7.0% $50k–$75k 13.9% $75k–$100k 13.3% $100k–$150k 15.2% $150k–$200k 15.2% $200k+ 19.6% Median income $108,750
Housing
Housing overview
Metric Value Median home value $887,300 Median rent / month $0 Owner occupied 100.0% Renter occupied 0.0% Vacant 87.3% Single-family detached 82.7% Large apartment buildings 0.0% Mobile homes 15.2% Median rooms 5.1 Avg household size (owned) 2.32
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 10.2% 1990–1999 17.2% 1980–1989 27.5% 1970–1979 17.8% 1960–1969 9.5% 1950–1959 6.3% 1940–1949 4.9% 1939 or earlier 6.7%
Bedrooms
Size % of units No bedroom (studio) 1.3% 1 bedroom 2.4% 2 bedrooms 24.7% 3 bedrooms 59.4% 4 bedrooms 11.3% 5+ bedrooms 1.0%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 20.3% 2 vehicles 64.6% 3 or more 15.2%
Heating fuel
Fuel type % Utility gas 58.9% Propane / LP gas 35.4% Wood 5.7%
Households & families
Household type Count % Married-couple family 112 70.9% Cohabiting couple 0 0.0% Male householder, no spouse 12 7.6% Female householder, no spouse 34 21.5% Households with children under 18 24 15.2% Households with seniors (65+) 103 65.2% Average household size 2.32
Marital status
Status Male Female Never married 31.3% 6.8% Married 63.1% 64.1% Separated 5.5% 0.0% Widowed 0.0% 29.1% Divorced 0.0% 0.0%
Education
Some college, no degree
24.5%
Graduate / professional
39.6%
Metric % HS diploma or higher 100.0% Bachelor's or higher 53.7%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 19 12.9% Elementary school 13 8.8% High school 17 11.6% College / grad school 98 66.7%
Employment
Industry of employment
Public administration
35.8%
Education & healthcare
25.2%
Finance & real estate
9.8%
Professional & management
9.8%
Arts, food & hospitality
9.8%
Occupation
Category % Management, business & arts 55.3% Service 25.2% Sales & office 19.5% Natural resources & construction 0.0% Production & transportation 0.0%
Employment type
Type % Private sector 64.2% Government 35.8% Self-employed 0.0% Unpaid family workers 0.0%
Commute
Method % Drive alone 49.6% Carpool 25.2% Public transit 0.0% Walk 0.0% Work from home 25.2% Other means 0.0% Avg commute (minutes) 0.0
Poverty
Married-couple families
0.0%
Female-led households
100.0%
Income support
Source % of households Social Security 32.3% Retirement income 43.0% Supplemental Security 0.0% Cash public assistance 7.6% Food stamps / SNAP 0.0%
Health indicators
Condition % Obesity 30.0% High blood pressure 40.5% High cholesterol 41.2% Diabetes 13.6% Heart disease 10.5% Stroke 4.6% Asthma 10.0% Arthritis 34.9% Kidney disease 4.4% Pulmonary disease 10.3% Cancer 11.3%
Behavior / access % Smoking 11.8% Binge drinking 13.1% No physical activity 21.2% Less than 7 hrs sleep 29.4% Depression 17.7% Fair or poor health 17.2% Poor mental health 12.7% Poor physical health 12.8% No health insurance 9.0% Visited doctor (checkup) 73.8% Visited dentist 67.4% Cholesterol screening 93.8% Teeth loss 11.9%
Veterans & disability
Veterans Count % Civilian veterans 33 10.4%
Disability % Any disability 7.7% Under 18 16.3% 18–64 years 3.7% 65 and over 9.2%
Health insurance coverage
Type % Private insurance 76.0% Public insurance 41.8% No insurance 10.9% Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 366 100.0% Spanish 0 0.0% Other Indo-European 0 0.0% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 366 100.0% Born in same state 360 98.4% Born in different state 264 72.1% Foreign born 6 1.6% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % French 67 18.3% Italian 31 8.5%
Ancestry Count % Arab 14 3.8%
Technology access
Metric % of households Computer access 43.2% Internet access 92.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 93604
What city is ZIP code 93604 in?
ZIP code 93604 is primarily assigned to Bass Lake, California.
What county is ZIP code 93604 in?
ZIP code 93604 falls within Madera County, California.
Does ZIP code 93604 have an older population?
42% of residents in ZIP code 93604 are 65 or older, above the national average of ~17%.
How educated is the population of ZIP code 93604?
54% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the poverty rate in ZIP code 93604?
18% of residents in ZIP code 93604 live below the poverty line, above the national average.
What is the typical home value in ZIP code 93604?
The median home value in ZIP code 93604 is $887,300.
What timezone is ZIP code 93604 in?
ZIP code 93604 observes the PST timezone.
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