ZIP Code 93257 - Porterville California

ZIP Code 93257 is located in Porterville California. Portions of 93257 are also in Poplar-Cotton Center and East Porterville and California Hot Springs and Woodville Farm Labor Camp. 93257 is entirely within Tulare County. Regionally, it is located in the Fresno-Visalia Area.

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ZIP Code 93257 Quick Stats

ZIP Code NamePorterville
Primary CountyTulare County
ZIP Code TypeStandard
Population (2022)79,217
Area Code(s)559 / 661
Current Time

ZIP Code 93257 Map

93257 Demographics

93257 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in California based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 93257 is Hispanic. The majority race/ethnicity attending public schools in 93257 is Hispanic. The current unemployment level in 93257 is 9.9%.

Population Growth Rate0.00%
Population Density207 People per Square Mile
Total Households21,914
Percentage High Income Households1.2%
Median Household Income (2021)$48,411
Average Adjusted Gross Income (2020)$43,940
Current Unemployment Rate (March 2024)9.9%
Majority Race/EthnictyHispanic - 50.83%
Public School Majority Race/EthnictyHispanic - 78.58%

93257 Race/Ethnicty Breakdown

Native American1,6491.55%
Hawaiian/Pac. Islander3990.37%

93257 Public School Race/Ethnicty Breakdown

Native American3601.74%
Hawaiian/Pac. Islander680.33%

93257 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College3,18711.22%
Bachelor Degree2,96610.44%
High School Diploma8,40029.57%
No High School Diploma1,1203.94%
GED or Alternate1,2854.52%
1 or More Years of College7,18425.29%
Associates Degree2,99310.54%
Masters Degree8112.86%
Professional Degree3291.16%
Doctorate Degree1280.45%

93257 Geography

Adjacent ZIP Codes
Cities/Towns in 93257
RegionFresno-Visalia Area
Metropolitan/Micropolitan Stat AreaVisalia, CA
Time ZonePacific Daylight Time
IANA TimezoneAmerica/Los_Angeles
Area383 Square Miles

93257 Politics

US Congressional Districts in 93257
California State Senate Districts in 93257
California State Assembly Districts in 93257

93257 Weather and Climate Data

Plant Hardiness ZoneZone 9b: 25F to 30F
Average First Frost DateNovember 21 - 31
Average Last Frost DateFebruary 11 - 20
Koppen-Geiger Climate ZoneBSk - Cold Semi-Arid Climate

93257 Annual Climate Data

Avg Min Temp (°F)38424549556165646051423751
Avg Max Temp (°F)57646977859398969182675878
Avg Precip (In.)2.181.992.

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