| Index | Orange | California | National |
| Average Test Scores | 39% | 43% | 48% |
| Student/Teacher ratio | 21:1 | 20:1 | 16:1 |
| Total public schools | 22 | 8,308 | 79,221 |
| Total private schools | 26 | 3,438 | 24,874 |
| Total post-secondary schools | 7 | 1,085 | 7,963 |
| Index | Orange | California | National |
| Completed 8th grade | 83.3% | 81.1% | 84.3% |
| Completed high school | 81.9% | 79.8% | 83.0% |
| Completed some college | 64.7% | 61.5% | 59.4% |
| Completed associate degree | 41.7% | 39.8% | 38.5% |
| Completed bachelors | 34.0% | 32.0% | 30.3% |
| Completed masters | 11.8% | 11.9% | 11.5% |
| Completed professional degree | 3.4% | 3.9% | 3.3% |
| Completed doctorate | 1.3% | 1.6% | 1.3% |
There are a total of 22 public schools, 26 private schools and 7 post-secondary schools in Orange. Using the proficiency score averages, the average test scores for Orange, CA schools is 39%. The average student to teacher ratio is 21:1. In Orange, CA, an average of 83.3% of students have completed 8th grade and an average of 81.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Los Alamitos, CA | 11,521 | 82% | 70.1% |
| Seal Beach, CA | 24,268 | 75% | 55.2% |
| Las Flores, CA | 5,089 | 73% | 51.6% |
| Irvine, CA | 272,694 | 73% | 51.5% |
| Newport Beach, CA | 86,694 | 72% | 50.9% |
| Orange, CA | 139,322 | 39% | 18.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Olathe, KS | 139,216 | 45% | 6.9% |
| Surprise, AZ | 139,007 | 51% | 5.9% |
| Denton, TX | 139,734 | 48% | 0.1% |
| Roseville, CA | 138,860 | 56% | 17.1% |
| Metairie, LA | 138,511 | 69% | 43.4% |
| Orange, CA | 139,322 | 39% | 18.2% |
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