| Index | Garden Grove | California | National |
| Average Test Scores | 54% | 43% | 48% |
| Student/Teacher ratio | 23:1 | 20:1 | 16:1 |
| Total public schools | 52 | 8,308 | 79,221 |
| Total private schools | 15 | 3,438 | 24,874 |
| Total post-secondary schools | 8 | 1,085 | 7,963 |
| Index | Garden Grove | California | National |
| Completed 8th grade | 73.6% | 81.1% | 84.3% |
| Completed high school | 71.9% | 79.8% | 83.0% |
| Completed some college | 49.8% | 61.5% | 59.4% |
| Completed associate degree | 26.9% | 39.8% | 38.5% |
| Completed bachelors | 19.8% | 32.0% | 30.3% |
| Completed masters | 4.8% | 11.9% | 11.5% |
| Completed professional degree | 1.3% | 3.9% | 3.3% |
| Completed doctorate | 0.4% | 1.6% | 1.3% |
There are a total of 52 public schools, 15 private schools and 8 post-secondary schools in Garden Grove. Using the proficiency score averages, the average test scores for Garden Grove, CA schools is 54%. The average student to teacher ratio is 23:1. In Garden Grove, CA, an average of 73.6% of students have completed 8th grade and an average of 71.9% 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% |
| Irvine, CA | 272,694 | 73% | 51.5% |
| Newport Beach, CA | 86,694 | 72% | 50.9% |
| Yorba Linda, CA | 68,103 | 72% | 50.3% |
| Garden Grove, CA | 172,800 | 54% | 11.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Elk Grove, CA | 173,370 | 53% | 11.1% |
| Peoria, AZ | 172,109 | 54% | 11.5% |
| Pembroke Pines, FL | 171,979 | 69% | 43.9% |
| Salem, OR | 171,806 | 42% | 12.9% |
| Eugene, OR | 170,457 | 49% | 1.3% |
| Garden Grove, CA | 172,800 | 54% | 11.8% |
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