| Index | Mandeville | Louisiana | National |
| Average Test Scores | 83% | 66% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 13 | 1,334 | 79,221 |
| Total private schools | 4 | 395 | 24,874 |
| Total post-secondary schools | 1 | 175 | 7,963 |
| Index | Mandeville | Louisiana | National |
| Completed 8th grade | 90.0% | 80.2% | 84.3% |
| Completed high school | 89.5% | 78.5% | 83.0% |
| Completed some college | 73.9% | 49.9% | 59.4% |
| Completed associate degree | 55.8% | 28.6% | 38.5% |
| Completed bachelors | 49.8% | 23.0% | 30.3% |
| Completed masters | 18.2% | 7.9% | 11.5% |
| Completed professional degree | 7.2% | 2.6% | 3.3% |
| Completed doctorate | 1.2% | 1.0% | 1.3% |
There are a total of 13 public schools, 4 private schools and 1 post-secondary schools in Mandeville. Using the proficiency score averages, the average test scores for Mandeville, LA schools is 83%. The average student to teacher ratio is 13:1. In Mandeville, LA, an average of 90.0% of students have completed 8th grade and an average of 89.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Madisonville, LA | 1,263 | 86% | 78.1% |
| Abita Springs, LA | 2,571 | 83% | 72.9% |
| Lacombe, LA | 7,294 | 76% | 57.8% |
| Covington, LA | 10,471 | 65% | 36.3% |
| Mandeville, LA | 12,567 | 83% | 72.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Grand Terrace, CA | 12,559 | 39% | 19.5% |
| Leeds, AL | 12,555 | 44% | 8.7% |
| Bedford, OH | 12,555 | 46% | 4.2% |
| Wilton Manors, FL | 12,582 | 50% | 4.7% |
| Half Moon Bay, CA | 12,583 | 44% | 8.3% |
| Mandeville, LA | 12,567 | 83% | 72.5% |
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