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ZIP Code 93257 - Porterville California
Overview
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 and Pine Flat and Woodville. 93257 is entirely within Tulare County. Regionally, 93257 is located in the Fresno-Visalia Area.
Stats Demographics Geography Politics Schools Climate Related Pages ZIP Code 93257 Quick Stats
| ZIP Code Name | Porterville |
| Primary County | Tulare County |
| ZIP Code Type | Standard |
| Population (2022) | 79,217 |
| Area Code(s) | 559 / 661 |
| Current Time | PST |
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 6.1%.
| Population | 79,217 |
| Population Growth Rate | 0.00% |
| Population Density | 207 People per Square Mile |
| Total Households | 21,914 |
| Percentage High Income Households | 1.2% |
| Median Household Income (2021) | $48,411 |
| Average Adjusted Gross Income (2021) | $510,740 |
| Current Unemployment Rate (September 2025) | 6.1% |
| Sales Tax Rate (2025) | 9.2% |
| Majority Race/Ethnicty | Hispanic - 50.83% |
| Public School Majority Race/Ethnicty | Hispanic - 78.58% |
93257 Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
|---|
| White | 46,689 | 43.81% |
| Black | 396 | 0.37% |
| Hispanic | 53,963 | 50.63% |
| Asian | 3,477 | 3.26% |
| Native American | 1,649 | 1.55% |
| Hawaiian/Pac. Islander | 399 | 0.37% |
93257 Public School Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
|---|
| White | 2,927 | 14.18% |
| Black | 80 | 0.39% |
| Hispanic | 16,650 | 80.66% |
| Asian | 556 | 2.69% |
| Native American | 360 | 1.74% |
| Hawaiian/Pac. Islander | 68 | 0.33% |
93257 Educational Attainment Levels
| Highest Education Level Attained | Total | Percentage |
|---|
| Less Than 1 Year of College | 3,187 | 11.22% |
| Bachelor Degree | 2,966 | 10.44% |
| High School Diploma | 8,400 | 29.57% |
| No High School Diploma | 1,120 | 3.94% |
| GED or Alternate | 1,285 | 4.52% |
| 1 or More Years of College | 7,184 | 25.29% |
| Associates Degree | 2,993 | 10.54% |
| Masters Degree | 811 | 2.86% |
| Professional Degree | 329 | 1.16% |
| Doctorate Degree | 128 | 0.45% |
93257 Geography
| Coordinates | 35.99450684,-118.87720490 |
| Adjacent ZIP Codes | 93207, 93218, 93226, 93238, 93256, 93260, 93265, 93267, 93270, 93272, 93274, 93287 |
| Cities/Towns in 93257 | Poplar-Cotton Center, East Porterville, California Hot Springs, Woodville Farm Labor Camp, Pine Flat, Woodville |
| Region | Fresno-Visalia Area |
| Metropolitan/Micropolitan Stat Area | Visalia, CA |
| Time Zone | Pacific Standard Time |
| IANA Timezone | America/Los_Angeles |
| Area | 383 Square Miles |
93257 Schools
| School Districts in 93257 | - Porterville Unified School District
- Hot Springs Elementary School District
- Hope Elementary School District
|
| Elementary Schools in 93257 | - Hope Elementary School
- Woodville Elementary School
- Ducor Union Elementary School
- Strathmore Elementary School
- Pleasant View Elementary School
|
| Middle Schools in 93257 | |
93257 Weather and Climate Data
| Plant Hardiness Zone | Zone 9b: 25F to 30F |
| Average First Frost Date | November 21 - 31 |
| Average Last Frost Date | February 11 - 20 |
| Koppen-Geiger Climate Zone | BSk - Cold Semi-Arid Climate |
| Ecoregion |
93257 Annual Climate Data | | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|
| Avg Min Temp (°F) | 38 | 42 | 45 | 49 | 55 | 61 | 65 | 64 | 60 | 51 | 42 | 37 | 51 | | Avg Max Temp (°F) | 57 | 64 | 69 | 77 | 85 | 93 | 98 | 96 | 91 | 82 | 67 | 58 | 78 | | Avg Precip (In.) | 2.18 | 1.99 | 2.29 | .84 | .41 | .11 | .02 | .02 | .32 | .64 | 1.14 | 1.42 | 11.38 |
|
Related Maps and Data:
- California Area Code Map
- California Unemployment Rate Heat Map
- California ZIP Code List
- California ZIP Codes
- California Regions Map
- Fresno-Visalia Area ZIP Code List
- Porterville California ZIP Code Map
- Tulare County California ZIP Code Map
- Visalia, CA ZIP Code List
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