| Index | Marion | Kentucky | National |
| Average Test Scores | 45% | 48% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 4 | 1,157 | 79,221 |
| Total private schools | 1 | 298 | 24,874 |
| Total post-secondary schools | n/a | 130 | 7,963 |
| Index | Marion | Kentucky | National |
| Completed 8th grade | 79.0% | 81.0% | 84.3% |
| Completed high school | 72.2% | 77.8% | 83.0% |
| Completed some college | 41.3% | 51.3% | 59.4% |
| Completed associate degree | 17.0% | 30.5% | 38.5% |
| Completed bachelors | 10.5% | 22.7% | 30.3% |
| Completed masters | 3.0% | 9.3% | 11.5% |
| Completed professional degree | 0.6% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of 4 public schools, 1 private schools and n/a post-secondary schools in Marion. Using the proficiency score averages, the average test scores for Marion, KY schools is 45%. The average student to teacher ratio is 18:1. In Marion, KY, an average of 79.0% of students have completed 8th grade and an average of 72.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Clay, KY | 1,242 | 52% | 8.3% |
| Sturgis, KY | 1,654 | 52% | 8.3% |
| Elizabethtown, IL | 300 | 19% | 61.5% |
| Marion, KY | 2,885 | 45% | 6.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Chincoteague, VA | 2,885 | 87% | 81.3% |
| Clinton, MI | 2,885 | 48% | 0.3% |
| Womelsdorf, PA | 2,886 | 47% | 2.1% |
| Newton, IL | 2,884 | 33% | 30.6% |
| Lawnside, NJ | 2,883 | 30% | 38.5% |
| Marion, KY | 2,885 | 45% | 6.3% |
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