| Index | Concord | Santa Ana | California |
| Average Test Scores | n/a | 36% | 43% |
| Student/Teacher ratio | n/a | 23:1 | 20:1 |
| Total public schools | n/a | 64 | 8,308 |
| Total private schools | n/a | 26 | 3,438 |
| Total post-secondary schools | n/a | 11 | 1,085 |
| Index | Concord | Santa Ana | California |
| Completed 8th grade | 70.6% | 55.5% | 81.1% |
| Completed high school | 67.1% | 52.9% | 79.8% |
| Completed some college | 42.4% | 32.9% | 61.5% |
| Completed associate degree | 19.6% | 16.9% | 39.8% |
| Completed bachelors | 12.1% | 12.4% | 32.0% |
| Completed masters | 1.3% | 3.5% | 11.9% |
| Completed professional degree | 0.0% | 1.1% | 3.9% |
| Completed doctorate | 0.0% | 0.3% | 1.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Los Alamitos, CA | 11,521 | 82% | 70.1% |
| Seal Beach, CA | 24,268 | 75% | 55.2% |
| Irvine, CA | 272,694 | 73% | 51.5% |
| Newport Beach, CA | 86,694 | 72% | 50.9% |
| Yorba Linda, CA | 68,103 | 72% | 50.3% |
| Santa Ana, CA | 332,610 | 36% | 24.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Riverside, CA | 327,569 | 35% | 26.3% |
| Corpus Christi, TX | 326,332 | 47% | 2.7% |
| Lexington-Fayette, KY | 322,200 | 50% | 3.1% |
| Honolulu, HI | 347,181 | 53% | 11.4% |
| Anaheim, CA | 353,085 | 40% | 17.0% |
| Santa Ana, CA | 332,610 | 36% | 24.4% |
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