| Index | Marion | Alabama | National |
| Average Test Scores | n/a | n/a | 48% |
| Student/Teacher ratio | 16:1 | 15:1 | 16:1 |
| Total public schools | 2 | 1,307 | 79,221 |
| Total private schools | 2 | 353 | 24,874 |
| Total post-secondary schools | 2 | 102 | 7,963 |
| Index | Marion | Alabama | National |
| Completed 8th grade | 65.9% | 80.7% | 84.3% |
| Completed high school | 65.9% | 79.2% | 83.0% |
| Completed some college | 40.7% | 53.8% | 59.4% |
| Completed associate degree | 20.1% | 31.9% | 38.5% |
| Completed bachelors | 17.5% | 24.0% | 30.3% |
| Completed masters | 9.3% | 8.9% | 11.5% |
| Completed professional degree | 3.3% | 2.5% | 3.3% |
| Completed doctorate | 3.3% | 1.0% | 1.3% |
There are a total of 2 public schools, 2 private schools and 2 post-secondary schools in Marion. Using the proficiency score averages, the average test scores for Marion, AL schools is n/a. The average student to teacher ratio is 16:1. In Marion, AL, an average of 65.9% of students have completed 8th grade and an average of 65.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Marion, AL | 3,507 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Montauk, NY | 3,510 | 55% | 13.3% |
| Alma, GA | 3,511 | 44% | 9.3% |
| Newcastle, WY | 3,503 | 55% | 13.3% |
| Oxford, MI | 3,511 | 53% | 9.8% |
| Broken Bow, NE | 3,512 | 55% | 13.6% |
| Marion, AL | 3,507 | n/a |
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