| Index | Sibley | Louisiana | National |
| Average Test Scores | 72% | 66% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 2 | 1,334 | 79,221 |
| Total private schools | n/a | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |

| Index | Sibley | Louisiana | National |
| Completed 8th grade | 69.1% | 80.2% | 84.3% |
| Completed high school | 67.9% | 78.5% | 83.0% |
| Completed some college | 39.0% | 49.9% | 59.4% |
| Completed associate degree | 18.1% | 28.6% | 38.5% |
| Completed bachelors | 11.7% | 23.0% | 30.3% |
| Completed masters | 1.9% | 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 2 public schools, n/a private schools and n/a post-secondary schools in Sibley. Using the proficiency score averages, the average test scores for Sibley, LA schools is 72%. The average student to teacher ratio is 15:1. In Sibley, LA, an average of 69.1% of students have completed 8th grade and an average of 67.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Haughton, LA | 3,418 | 78% | 61.5% |
| Dubberly, LA | 318 | 69% | 42.7% |
| Doyline, LA | 766 | 62% | 29.2% |
| Minden, LA | 12,391 | 55% | 14.6% |
| Gibsland, LA | 670 | 55% | 13.5% |
| Sibley, LA | 1,567 | 72% | 49.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Sebewaing, MI | 1,567 | 47% | 2.1% |
| Monette, AR | 1,567 | 43% | 11.5% |
| Valatie, NY | 1,568 | 68% | 42.4% |
| Lee, MA | 1,566 | 50% | 3.1% |
| Salem, AR | 1,568 | 64% | 33.9% |
| Sibley, LA | 1,567 | 72% | 49.0% |