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California ZIP Codes
Tulare County
Porterville, CA
93258
93258 ZIP Code — Porterville, CA
Tulare County, California
ZIP code 93258 is located in
Porterville ,
California ,
within Tulare County .
It covers approximately 0.98 square miles and serves a population of
1,086 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 559 .
About ZIP code 93258
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Renters make up the majority at 78%, typical of denser urban areas.
Median household income is $47,639. Poverty affects 31% of residents, above the national average. SNAP benefit usage at 31% of households reflects economic stress in the area.
The dominant occupation class is natural resources, construction, and trades, with agriculture and mining as the leading industry. The average commute of 30 minutes is near the national average.
College attainment at 4% is below the national average, consistent with a trades and production-oriented local economy.
21% of residents lack health insurance, above the national average.
Notable community characteristics include Spanish spoken in 69% of households.
Overall, ZIP code 93258 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, and elevated reliance on food assistance.
93258 ZIP code map
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Cities in ZIP code 93258
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Demographics
updated 05/2026
Population
Total population
1,086
Population density
1,108 / sq mi
State FIPS
06
County FIPS
107
Geography
Land area
0.98 sq mi
Water area
0.00 sq mi
Latitude
36.0653
Longitude
-119.0158
Timezone
Pacific (PT)
Area code
559
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
81.0%
47.4%
32.6%
$50k – $100k
12.9%
30.6%
27.7%
$100k – $200k
6.1%
18.0%
26.4%
Over $200k
0.0%
4.0%
13.3%
Demographics & statistics
$47,639
Median household income
Age distribution
Age summary
Group Count %
Under 18 206 19.0%
18 and over 880 81.0%
65 and over 80 7.4%
Median age 32.6 years
Race & ethnicity
Group Count %
Hispanic or Latino 629 36.7%
Two or more races 359 20.9%
Other race 338 19.7%
White 247 14.4%
Asian 142 8.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
81.0%
47.4%
32.6%
$50k – $100k
12.9%
30.6%
27.7%
$100k – $200k
6.1%
18.0%
26.4%
Over $200k
0.0%
4.0%
13.3%
Range % of households
Under $10k 11.5%
$10k–$15k 9.6%
$15k–$25k 9.6%
$25k–$35k 7.0%
$35k–$50k 21.4%
$50k–$75k 20.1%
$75k–$100k 7.8%
$100k–$150k 7.2%
$150k–$200k 0.8%
$200k+ 5.1%
Median income $47,639
Housing
Housing overview
Metric Value
Median home value $0
Median rent / month $897
Owner occupied 22.5%
Renter occupied 77.5%
Vacant 8.1%
Single-family detached 72.2%
Large apartment buildings 3.2%
Mobile homes 6.9%
Median rooms 4.3
Avg household size (owned) 2.80
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 50.9%
1990–1999 6.1%
1980–1989 0.5%
1970–1979 2.0%
1960–1969 3.7%
1950–1959 21.9%
1940–1949 8.6%
1939 or earlier 6.4%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 10.8%
2 bedrooms 53.1%
3 bedrooms 21.6%
4 bedrooms 14.5%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 4.3%
1 vehicle 42.5%
2 vehicles 27.5%
3 or more 25.7%
Heating fuel
Fuel type %
Utility gas 70.3%
Electricity 15.8%
Propane / LP gas 4.3%
No fuel used 9.6%
Households & families
Household type Count %
Married-couple family 143 38.2%
Cohabiting couple 59 15.8%
Male householder, no spouse 107 28.6%
Female householder, no spouse 65 17.4%
Households with children under 18 87 23.3%
Households with seniors (65+) 73 19.5%
Average household size 2.90
Marital status
Status Male Female
Never married 64.7% 44.1%
Married 32.6% 46.6%
Separated 2.4% 0.0%
Widowed 0.0% 3.2%
Divorced 0.3% 6.1%
Education
Less than 9th grade
24.8%
Some HS, no diploma
31.3%
Some college, no degree
10.7%
Graduate / professional
0.2%
Metric %
HS diploma or higher 43.9%
Bachelor's or higher 3.6%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 18 7.6%
Kindergarten 0 0.0%
Elementary school 114 48.1%
High school 39 16.5%
College / grad school 66 27.8%
Employment
Industry of employment
Agriculture & mining
42.8%
Transportation & utilities
9.4%
Arts, food & hospitality
7.8%
Education & healthcare
7.4%
Professional & management
2.9%
Occupation
Category %
Management, business & arts 5.6%
Service 13.0%
Sales & office 9.9%
Natural resources & construction 57.8%
Production & transportation 13.7%
Employment type
Type %
Private sector 86.1%
Government 3.1%
Self-employed 10.8%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 63.5%
Carpool 36.5%
Public transit 0.0%
Walk 0.0%
Work from home 0.0%
Other means 0.0%
Avg commute (minutes) 30.1
Poverty
Married-couple families
0.0%
Female-led households
61.5%
Income support
Source % of households
Social Security 15.0%
Retirement income 6.7%
Supplemental Security 4.5%
Cash public assistance 7.2%
Food stamps / SNAP 30.5%
Health indicators
Condition %
Obesity 33.3%
High blood pressure 27.3%
High cholesterol 28.4%
Diabetes 12.8%
Heart disease 5.3%
Stroke 2.9%
Asthma 10.2%
Arthritis 18.5%
Kidney disease 2.9%
Pulmonary disease 5.9%
Cancer 3.4%
Behavior / access %
Smoking 16.1%
Binge drinking 15.6%
No physical activity 32.5%
Less than 7 hrs sleep 35.9%
Depression 16.8%
Fair or poor health 23.9%
Poor mental health 16.6%
Poor physical health 12.9%
No health insurance 26.9%
Visited doctor (checkup) 66.0%
Visited dentist 47.0%
Cholesterol screening 84.2%
Teeth loss 17.1%
Veterans & disability
Veterans Count %
Civilian veterans 32 3.6%
Disability %
Any disability 4.4%
Under 18 0.0%
18–64 years 3.8%
65 and over 22.5%
Health insurance coverage
Type %
Private insurance 15.2%
Public insurance 66.9%
No insurance 20.7%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,051 96.8%
Spanish 728 69.3%
Other Indo-European 597 56.8%
Asian & Pacific Islander 0 0.0%
Other languages 131 12.5%
Place of birth & citizenship
Origin Count %
Native born (US) 509 46.9%
Born in same state 507 46.7%
Born in different state 458 42.2%
Foreign born 2 0.2%
Naturalized citizen 577 53.1%
Not a US citizen 88 15.3%
Technology access
Metric % of households
Computer access 34.4%
Internet access 89.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 93258
What city is ZIP code 93258 in?
ZIP code 93258 is primarily assigned to Porterville, California.
What county is ZIP code 93258 in?
ZIP code 93258 falls within Tulare County, California.
Is Spanish widely spoken in ZIP code 93258?
Approximately 69% of households in ZIP code 93258 speak Spanish as a primary language.
Is ZIP code 93258 mostly rentals?
78% of occupied units in ZIP code 93258 are renter-occupied.
What is the poverty rate in ZIP code 93258?
31% of residents in ZIP code 93258 live below the poverty line, above the national average.
How educated is the population of ZIP code 93258?
4% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What timezone is ZIP code 93258 in?
ZIP code 93258 observes the PST timezone.
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