| Index | Port Barre | Louisiana | National |
| Average Test Scores | 79% | 66% | 48% |
| Student/Teacher ratio | 16:1 | 14:1 | 16:1 |
| Total public schools | 3 | 1,334 | 79,221 |
| Total private schools | 1 | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |

| Index | Port Barre | Louisiana | National |
| Completed 8th grade | 71.7% | 80.2% | 84.3% |
| Completed high school | 68.1% | 78.5% | 83.0% |
| Completed some college | 19.8% | 49.9% | 59.4% |
| Completed associate degree | 7.5% | 28.6% | 38.5% |
| Completed bachelors | 5.8% | 23.0% | 30.3% |
| Completed masters | 0.8% | 7.9% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of 3 public schools, 1 private schools and n/a post-secondary schools in Port Barre. Using the proficiency score averages, the average test scores for Port Barre, LA schools is 79%. The average student to teacher ratio is 16:1. In Port Barre, LA, an average of 71.7% of students have completed 8th grade and an average of 68.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Palmetto, LA | 156 | 92% | 91.7% |
| Krotz Springs, LA | 754 | 80% | 65.6% |
| Leonville, LA | 2,171 | 80% | 65.6% |
| Cankton, LA | 932 | 72% | 50.0% |
| Arnaudville, LA | 1,661 | 71% | 47.4% |
| Port Barre, LA | 1,666 | 79% | 65.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Decatur, TN | 1,667 | 34% | 28.9% |
| South Bend, WA | 1,667 | 45% | 7.3% |
| Port Gibson, MS | 1,667 | 26% | 45.3% |
| Lookout Mountain, GA | 1,667 | 85% | 76.0% |
| Jefferson, NC | 1,664 | 53% | 9.4% |
| Port Barre, LA | 1,666 | 79% | 65.3% |