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California ZIP Codes
Mariposa County
El Portal, CA
95318
95318 ZIP Code — El Portal, CA
Mariposa County, California
ZIP code 95318 is located in
El Portal ,
California ,
within Mariposa County .
It covers approximately 57.12 square miles and serves a population of
522 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 209 .
About ZIP code 95318
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $293,100. Owner-occupancy sits near the national average at 67%.
Median household income is $52,543.
The dominant occupation class is management, business, and professional, with arts, entertainment, and food service as the leading industry. The average commute of 15 minutes is near the national average.
Educational attainment is high — 75% of residents hold a bachelor's degree or higher, well above the national average of 33%.
95318 ZIP code map
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Cities in ZIP code 95318
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Demographics
updated 06/2026
Population
Total population
522
Population density
9 / sq mi
State FIPS
06
County FIPS
043
Geography
Land area
57.12 sq mi
Water area
0.22 sq mi
Latitude
37.6715
Longitude
-119.8648
Timezone
Pacific (PT)
Area code
209
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
84.6%
49.1%
32.6%
$50k – $100k
10.1%
33.7%
27.7%
$100k – $200k
5.3%
14.0%
26.4%
Over $200k
0.0%
3.2%
13.3%
Demographics & statistics
$52,543
Median household income
$293,100
Median home value
75.2%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 121 23.2%
18 and over 401 76.8%
65 and over 59 11.3%
Median age 36.9 years
Race & ethnicity
Household income
Income range
This ZIP
County avg
State avg
Under $50k
84.6%
49.1%
32.6%
$50k – $100k
10.1%
33.7%
27.7%
$100k – $200k
5.3%
14.0%
26.4%
Over $200k
0.0%
3.2%
13.3%
Range % of households
$25k–$35k 16.4%
$35k–$50k 15.2%
$50k–$75k 41.6%
$100k–$150k 21.2%
$150k–$200k 5.6%
Median income $52,543
Housing
Housing overview
Metric Value
Median home value $293,100
Median rent / month $724
Owner occupied 66.9%
Renter occupied 33.1%
Vacant 21.1%
Single-family detached 60.4%
Large apartment buildings 0.0%
Mobile homes 16.7%
Median rooms 4.3
Avg household size (owned) 2.15
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 0.0%
1990–1999 14.4%
1980–1989 14.1%
1970–1979 17.0%
1960–1969 13.5%
1950–1959 11.7%
1940–1949 21.4%
1939 or earlier 7.9%
Bedrooms
Size % of units
No bedroom (studio) 13.5%
1 bedroom 5.0%
2 bedrooms 40.2%
3 bedrooms 41.3%
4 bedrooms 0.0%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 25.7%
2 vehicles 50.9%
3 or more 23.4%
Heating fuel
Fuel type %
Electricity 39.4%
Propane / LP gas 15.6%
Wood 45.0%
Households & families
Household type Count %
Married-couple family 57 21.2%
Cohabiting couple 15 5.6%
Male householder, no spouse 11 4.1%
Female householder, no spouse 186 69.1%
Households with children under 18 43 16.0%
Households with seniors (65+) 59 21.9%
Average household size 1.94
Marital status
Status Male Female
Never married 38.8% 36.6%
Married 61.2% 22.1%
Separated 0.0% 5.4%
Widowed 0.0% 9.7%
Divorced 0.0% 26.2%
Education
Some college, no degree
7.4%
Graduate / professional
39.8%
Metric %
HS diploma or higher 100.0%
Bachelor's or higher 75.2%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 110 74.3%
High school 0 0.0%
College / grad school 38 25.7%
Employment
Industry of employment
Arts, food & hospitality
62.3%
Education & healthcare
33.9%
Occupation
Category %
Management, business & arts 62.9%
Service 2.9%
Sales & office 20.4%
Natural resources & construction 3.8%
Production & transportation 9.9%
Employment type
Type %
Private sector 18.5%
Government 81.5%
Self-employed 0.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 65.2%
Carpool 28.4%
Public transit 0.0%
Walk 0.0%
Work from home 6.4%
Other means 0.0%
Avg commute (minutes) 14.8
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 16.7%
Retirement income 21.9%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 5.9%
Health indicators
Condition %
Obesity 31.4%
High blood pressure 25.5%
High cholesterol 30.2%
Diabetes 8.2%
Heart disease 5.2%
Stroke 2.5%
Asthma 11.0%
Arthritis 21.1%
Kidney disease 2.4%
Pulmonary disease 6.6%
Cancer 5.3%
Behavior / access %
Smoking 15.9%
Binge drinking 21.1%
No physical activity 18.0%
Less than 7 hrs sleep 32.8%
Depression 21.4%
Fair or poor health 13.6%
Poor mental health 16.9%
Poor physical health 10.6%
No health insurance 9.7%
Visited doctor (checkup) 64.9%
Visited dentist 64.3%
Cholesterol screening 90.1%
Teeth loss 11.3%
Veterans & disability
Veterans Count %
Civilian veterans 0 0.0%
Disability %
Any disability 8.6%
Under 18 0.0%
18–64 years 8.5%
65 and over 27.1%
Health insurance coverage
Type %
Private insurance 94.4%
Public insurance 8.6%
No insurance 5.6%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 511 97.9%
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) 522 100.0%
Born in same state 522 100.0%
Born in different state 218 41.8%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Italian 246 47.1%
English 85 16.3%
Ancestry Count %
Irish 43 8.2%
French 14 2.7%
Technology access
Metric % of households
Computer access 51.5%
Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 95318
What city is ZIP code 95318 in?
ZIP code 95318 is primarily assigned to El Portal, California.
What county is ZIP code 95318 in?
ZIP code 95318 falls within Mariposa County, California.
How educated is the population of ZIP code 95318?
75% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.
What is the population of ZIP code 95318?
ZIP code 95318 has an estimated population of 522 residents, with a density of 9 people per square mile.
What is the median household income in ZIP code 95318?
The median household income in ZIP code 95318 is $52,543, below the national median of ~$75,000.
What is the typical home value in ZIP code 95318?
The median home value in ZIP code 95318 is $293,100.
What timezone is ZIP code 95318 in?
ZIP code 95318 observes the PST timezone.
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