| Index | Opelousas | Louisiana | National |
| Average Test Scores | 59% | 66% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 13 | 1,334 | 79,221 |
| Total private schools | 3 | 395 | 24,874 |
| Total post-secondary schools | 2 | 175 | 7,963 |
| Index | Opelousas | Louisiana | National |
| Completed 8th grade | 70.3% | 80.2% | 84.3% |
| Completed high school | 66.7% | 78.5% | 83.0% |
| Completed some college | 30.2% | 49.9% | 59.4% |
| Completed associate degree | 16.1% | 28.6% | 38.5% |
| Completed bachelors | 11.7% | 23.0% | 30.3% |
| Completed masters | 4.8% | 7.9% | 11.5% |
| Completed professional degree | 1.4% | 2.6% | 3.3% |
| Completed doctorate | 0.4% | 1.0% | 1.3% |
There are a total of 13 public schools, 3 private schools and 2 post-secondary schools in Opelousas. Using the proficiency score averages, the average test scores for Opelousas, LA schools is 59%. The average student to teacher ratio is 15:1. In Opelousas, LA, an average of 70.3% of students have completed 8th grade and an average of 66.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Palmetto, LA | 151 | 92% | 91.7% |
| Leonville, LA | 2,127 | 80% | 65.6% |
| Port Barre, LA | 1,619 | 79% | 65.3% |
| Cankton, LA | 896 | 72% | 50.0% |
| Cecilia, LA | 1,323 | 72% | 49.0% |
| Opelousas, LA | 16,687 | 59% | 23.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Pendleton, OR | 16,685 | 44% | 8.6% |
| Mount Vernon, OH | 16,684 | 72% | 49.0% |
| Tahlequah, OK | 16,684 | 32% | 33.0% |
| North Myrtle Beach, SC | 16,684 | 67% | 39.6% |
| Highland Village, TX | 16,701 | 67% | 39.8% |
| Opelousas, LA | 16,687 | 59% | 23.3% |
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