| Index | Porterville | California | National |
| Average Test Scores | 32% | 43% | 48% |
| Student/Teacher ratio | 20:1 | 20:1 | 16:1 |
| Total public schools | 29 | 8,308 | 79,221 |
| Total private schools | 2 | 3,438 | 24,874 |
| Total post-secondary schools | 1 | 1,085 | 7,963 |
| Index | Porterville | California | National |
| Completed 8th grade | 67.9% | 81.1% | 84.3% |
| Completed high school | 63.1% | 79.8% | 83.0% |
| Completed some college | 39.4% | 61.5% | 59.4% |
| Completed associate degree | 17.4% | 39.8% | 38.5% |
| Completed bachelors | 10.3% | 32.0% | 30.3% |
| Completed masters | 3.6% | 11.9% | 11.5% |
| Completed professional degree | 1.1% | 3.9% | 3.3% |
| Completed doctorate | 0.2% | 1.6% | 1.3% |
There are a total of 29 public schools, 2 private schools and 1 post-secondary schools in Porterville. Using the proficiency score averages, the average test scores for Porterville, CA schools is 32%. The average student to teacher ratio is 20:1. In Porterville, CA, an average of 67.9% of students have completed 8th grade and an average of 63.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Springville, CA | 567 | 48% | = 100 |
| Strathmore, CA | 3,641 | 40% | 16.9% |
| Lindsay, CA | 12,793 | 40% | 17.7% |
| Terra Bella, CA | 2,389 | 36% | 25.0% |
| Earlimart, CA | 8,908 | 30% | 37.8% |
| Porterville, CA | 59,056 | 32% | 32.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Springfield, OH | 58,957 | 49% | 1.3% |
| San Rafael, CA | 59,178 | 48% | 1.0% |
| St. Clair Shores, MI | 59,184 | 42% | 13.3% |
| Brookline, MA | 59,223 | 76% | 58.0% |
| Bartlett, TN | 59,252 | 48% | 0.2% |
| Porterville, CA | 59,056 | 32% | 32.9% |
Here are the best places to live in California
Most Dangerous Cities In The US
Check out the 10 most dangerous cities in California
These are the largest cities in California