| Index | Marion | Louisiana | National |
| Average Test Scores | n/a | 66% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,334 | 79,221 |
| Total private schools | n/a | 395 | 24,874 |
| Total post-secondary schools | n/a | 175 | 7,963 |
| Index | Marion | Louisiana | National |
| Completed 8th grade | 79.7% | 80.2% | 84.3% |
| Completed high school | 77.7% | 78.5% | 83.0% |
| Completed some college | 41.4% | 49.9% | 59.4% |
| Completed associate degree | 22.7% | 28.6% | 38.5% |
| Completed bachelors | 15.1% | 23.0% | 30.3% |
| Completed masters | 5.0% | 7.9% | 11.5% |
| Completed professional degree | 0.5% | 2.6% | 3.3% |
| Completed doctorate | 0.5% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Marion. Using the proficiency score averages, the average test scores for Marion, LA schools is n/a. The average student to teacher ratio is n/a. In Marion, LA, an average of 79.7% of students have completed 8th grade and an average of 77.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sterlington, LA | 2,753 | 84% | 74.0% |
| Farmerville, LA | 3,679 | 60% | 24.0% |
| Strong, AR | 330 | 17% | 64.6% |
| Marion, LA | 675 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Huntington, MA | 675 | 48% | 0.3% |
| Fairfield, PA | 675 | 61% | 26.4% |
| Humboldt, SD | 676 | 50% | 4.2% |
| Holdingford, MN | 674 | 67% | 40.1% |
| Ridge Spring, SC | 676 | 27% | 43.8% |
| Marion, LA | 675 | n/a |
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