| Index | Granite Hills | California | National |
| Average Test Scores | n/a | 43% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 8,308 | 79,221 |
| Total private schools | n/a | 3,438 | 24,874 |
| Total post-secondary schools | n/a | 1,085 | 7,963 |

| Index | Granite Hills | California | National |
| Completed 8th grade | 95.9% | 81.1% | 84.3% |
| Completed high school | 95.9% | 79.8% | 83.0% |
| Completed some college | 77.9% | 61.5% | 59.4% |
| Completed associate degree | 51.6% | 39.8% | 38.5% |
| Completed bachelors | 39.7% | 32.0% | 30.3% |
| Completed masters | 15.7% | 11.9% | 11.5% |
| Completed professional degree | 3.1% | 3.9% | 3.3% |
| Completed doctorate | 0.9% | 1.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Granite Hills. Using the proficiency score averages, the average test scores for Granite Hills, CA schools is n/a. The average student to teacher ratio is n/a. In Granite Hills, CA, an average of 95.9% of students have completed 8th grade and an average of 95.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Poway, CA | 51,311 | 60% | 25.2% |
| Bonita, CA | 12,952 | 55% | 14.9% |
| Santee, CA | 59,609 | 53% | 9.6% |
| San Diego, CA | 1,466,871 | 51% | 6.9% |
| Chula Vista, CA | 274,613 | 51% | 5.8% |
| Granite Hills, CA | 4,167 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lisbon Falls, ME | 4,167 | 43% | 10.4% |
| Mosinee, WI | 4,166 | 46% | 5.2% |
| Whitesboro, TX | 4,165 | 55% | 14.9% |
| Singac, NJ | 4,170 | 82% | 70.8% |
| Garden Ridge, TX | 4,164 | 66% | 36.5% |
| Granite Hills, CA | 4,167 | n/a |