Porterville ZIP Codes — Tulare County, CA

There are 2 unique ZIP codes in Porterville, California. Area code: 559.

ZIP codes

379.85

sq mi land

4.22

sq mi water

559

area code

Porterville, CA ZIP code map

About Porterville, CA

Porterville, California, is a vibrant city located in the heart of the San Joaquin Valley. Known for its rich agricultural heritage, it serves as both a hub for farming and a gateway to outdoor recreation. The city boasts a welcoming community atmosphere and a variety of local amenities.

Location & geography

Porterville is situated in Tulare County, roughly 30 miles north of Bakersfield and approximately 70 miles south of Fresno. The city covers a diverse terrain comprising 378.87 square miles of land and includes 4.22 square miles of water. This geographical setting makes it a perfect spot for enjoying both mountain and valley landscapes.

Community & economy

The character of Porterville is defined by its friendly residents and strong community involvement. Key industries in the area include agriculture, retail, and light manufacturing, which provide a range of employment opportunities. Daily life in Porterville revolves around family-oriented activities, local festivals, and a strong appreciation for the outdoors.

Transportation

Major highways, including Highway 65 and Highway 190, provide convenient access to and from Porterville. The nearest airport is Mefford Field, which supports general aviation and is located just a few miles from the city, while larger commercial flights can be accessed at airports like Visalia Municipal Airport, roughly 20 miles away. Public transportation in Porterville is primarily served by the Porterville Transit system.

History

Porterville was founded in the mid-1800s and has historically been a center for agriculture in the region. The city experienced growth with the establishment of various key industries, particularly in citrus and nut farming. One notable event in its history includes the devastating flooding in 1983, which led to significant changes in the city’s flood control policies.

Did you know?

An interesting fact about Porterville is that it is home to the largest known population of the California Valley Quail in the state. Additionally, the city hosts the annual Porterville Fair, which showcases local agriculture and crafts, drawing visitors from the surrounding areas.

ZIP codes for Porterville, CA (2)

ZIP code	City	County	Map
93257	Porterville	Tulare	View map
93258	Porterville	Tulare	View map

Demographics & statistics

79,217

Population

31.3

Median age

$54,889

Median household income

$22,718

Per capita income

$250,100

Median home value

$1,057

Median monthly rent

56.1%

Home ownership

19.8%

Poverty rate

11.1%

Unemployment

14,754

Housing units

13.6%

Bachelor's or higher

Age distribution

Male Female

2,768

Under 5

2,642

2,949

5–9

2,814

4,181

10–14

3,990

3,490

15–19

3,330

3,337

20–24

3,185

5,355

25–34

5,110

5,608

35–44

5,352

4,096

45–54

3,909

1,968

55–59

1,877

2,116

60–64

2,019

2,688

65–74

2,565

1,417

75–84

1,353

562

85+

536

← Male

Female →

Age summary

Group	Count	%
Under 18	23,865	30.1%
18 and over	55,352	69.9%
65 and over	9,121	11.5%
Median age	31.3 years

Race & ethnicity

White 34.6%

Hispanic or Latino 29.4%

Other race 16.5%

Two or more races 14.4%

Asian 2.5%

American Indian / Alaska Native 1.9%

Native Hawaiian / Pacific Islander 0.4%

Black or African American 0.3%

Group	Count	%
White	38,848	34.6%
Hispanic or Latino	32,919	29.4%
Other race	18,462	16.5%
Two or more races	16,189	14.4%
Asian	2,761	2.5%
American Indian / Alaska Native	2,140	1.9%
Native Hawaiian / Pacific Islander	444	0.4%
Black or African American	373	0.3%

Household income

Under $10k 6.1%

$10k–$15k 4.7%

$15k–$25k 8.9%

$25k–$35k 12.3%

$35k–$50k 13.4%

$50k–$75k 19.0%

$75k–$100k 11.4%

$100k–$150k 14.7%

$150k–$200k 5.8%

$200k+ 3.7%

Range	% of households
Under $10k	6.1%
$10k–$15k	4.7%
$15k–$25k	8.9%
$25k–$35k	12.3%
$35k–$50k	13.4%
$50k–$75k	19.0%
$75k–$100k	11.4%
$100k–$150k	14.7%
$150k–$200k	5.8%
$200k+	3.7%
Median income	$54,889

Housing

Home values

Under $50k 6.4%

$50k–$100k 3.8%

$100k–$150k 7.3%

$150k–$200k 14.5%

$200k–$300k 37.0%

$300k–$500k 25.2%

$500k–$1M 5.2%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$250,100
Median rent / month	$1,057
Owner occupied	56.1%
Renter occupied	43.9%
Vacant	5.8%
Single-family detached	68.7%
Large apartment buildings	6.3%
Mobile homes	9.7%
Median rooms	5.1
Avg household size (owned)	3.34

Year built

Era	%
2020 or later	0.2%
2010–2019	3.9%
2000–2009	13.1%
1990–1999	15.8%
1980–1989	14.8%
1970–1979	16.9%
1960–1969	12.2%
1950–1959	11.8%
1940–1949	4.8%
1939 or earlier	6.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.8%
1 bedroom	7.7%
2 bedrooms	27.7%
3 bedrooms	46.5%
4 bedrooms	14.8%
5+ bedrooms	1.5%

Vehicles per household

Vehicles	% of households
No vehicle	6.7%
1 vehicle	27.5%
2 vehicles	37.9%
3 or more	27.9%

Heating fuel

Fuel type	%
Utility gas	69.4%
Electricity	22.3%
Propane / LP gas	4.7%
Wood	1.5%
Solar	0.8%
No fuel used	1.0%

Households & families

Household type	Count	%
Married-couple family	11,659	49.2%
Cohabiting couple	2,406	10.2%
Male householder, no spouse	3,796	16.0%
Female householder, no spouse	5,831	24.6%
Households with children under 18	11,078	46.8%
Households with seniors (65+)	6,319	26.7%
Average household size	3.27

Marital status

Status	Male	Female
Never married	41.2%	37.8%
Married	46.2%	43.7%
Separated	2.1%	2.1%
Widowed	3.3%	6.7%
Divorced	7.2%	9.8%

Education

Less than 9th grade 19.7%

Some HS, no diploma 12.1%

HS graduate 24.9%

Some college, no degree 22.0%

Associate's degree 7.6%

Bachelor's degree 8.8%

Graduate / professional 4.8%

Metric	%
HS diploma or higher	68.2%
Bachelor's or higher	13.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	781	3.2%
Kindergarten	1,428	5.8%
Elementary school	11,020	44.7%
High school	6,131	24.9%
College / grad school	5,298	21.5%

Employment

Industry of employment

Education & healthcare 24.0%

Agriculture & mining 19.6%

Retail trade 11.4%

Arts, food & hospitality 7.8%

Professional & management 6.6%

Public administration 6.4%

Other services 5.3%

Manufacturing 4.9%

Transportation & utilities 4.8%

Construction 3.9%

Finance & real estate 2.4%

Wholesale trade 2.0%

Information 0.9%

Occupation

Category	%
Management, business & arts	24.5%
Service	17.6%
Sales & office	18.7%
Natural resources & construction	23.7%
Production & transportation	15.4%

Employment type

Type	%
Private sector	73.1%
Government	20.8%
Self-employed	6.2%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.0%
Carpool	19.5%
Public transit	0.6%
Walk	1.7%
Other means	0.7%
Avg commute (minutes)	24.6

Poverty

All people 19.8%

Under 18 years 24.3%

18 and over 17.8%

Married-couple families 10.9%

Female-led households 30.5%

Income support

Source	% of households
Social Security	28.5%
Retirement income	18.8%
Supplemental Security	7.5%
Cash public assistance	7.7%
Food stamps / SNAP	25.2%

Health indicators

Condition	%
High blood pressure	30.4%
High cholesterol	30.1%
Heart disease	6.8%
Stroke	3.6%
Asthma	11.5%
Arthritis	23.1%
Kidney disease	3.5%
Pulmonary disease	8.3%
Cancer	4.9%

Behavior / access	%
Binge drinking	17.1%
No physical activity	30.4%
Less than 7 hrs sleep	35.5%
Fair or poor health	24.7%
Poor mental health	17.8%
Poor physical health	14.7%
No health insurance	23.0%
Visited doctor (checkup)	67.6%
Visited dentist	49.1%
Cholesterol screening	85.6%
Teeth loss	20.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	2,072	3.7%

Disability	%
Any disability	11.8%
Under 18	4.5%
18–64 years	10.7%
65 and over	38.4%

Health insurance coverage

Type	%
Private insurance	40.7%
Public insurance	59.7%
Uninsured under 19	1.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	73,807	93.2%
Spanish	21,888	29.7%
Other Indo-European	20,534	27.8%
Asian & Pacific Islander	139	0.2%
Other languages	878	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	58,224	73.5%
Born in same state	57,742	72.9%
Born in different state	52,601	66.4%
Foreign born	482	0.6%
Naturalized citizen	20,993	26.5%
Not a US citizen	8,314	39.6%

Ancestry

Ancestry	Count	%
French	2,844	3.6%
Italian	2,811	3.5%
Arab	1,711	2.2%
English	509	0.6%

Ancestry	Count	%
Polish	212	0.3%
German	188	0.2%
Dutch	10	0%

Technology access

Metric	% of households
Computer access	29.9%
Internet access	91.3%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Porterville, CA have?

Porterville, CA has one ZIP code: 93257. Each ZIP code serves a distinct delivery area within the city and surrounding region.