| Index | Portola | California | National |
| Average Test Scores | 36% | 43% | 48% |
| Student/Teacher ratio | 15:1 | 20:1 | 16:1 |
| Total public schools | 5 | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |
| Index | Portola | California | National |
| Completed 8th grade | 85.3% | 81.1% | 84.3% |
| Completed high school | 84.3% | 79.8% | 83.0% |
| Completed some college | 67.4% | 61.5% | 59.4% |
| Completed associate degree | 26.4% | 39.8% | 38.5% |
| Completed bachelors | 17.7% | 32.0% | 30.3% |
| Completed masters | 8.9% | 11.9% | 11.5% |
| Completed professional degree | 5.1% | 3.9% | 3.3% |
| Completed doctorate | 0.0% | 1.6% | 1.3% |
There are a total of 5 public schools, n/a private schools and n/a post-secondary schools in Portola. Using the proficiency score averages, the average test scores for Portola, CA schools is 36%. The average student to teacher ratio is 15:1. In Portola, CA, an average of 85.3% of students have completed 8th grade and an average of 84.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Loyalton, CA | 1,065 | 43% | 9.9% |
| Portola, CA | 1,755 | 36% | 25.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Corvallis, MT | 1,755 | 50% | 3.6% |
| Kaibito, AZ | 1,755 | 13% | 74.0% |
| Fall River, WI | 1,755 | 42% | 12.5% |
| Mercer, PA | 1,755 | 59% | 23.7% |
| Decatur, MS | 1,755 | 57% | 17.7% |
| Portola, CA | 1,755 | 36% | 25.0% |
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