| Index | Marion | Virginia | National |
| Average Test Scores | 79% | 79% | 48% |
| Student/Teacher ratio | 12:1 | 13:1 | 16:1 |
| Total public schools | 6 | 1,596 | 79,221 |
| Total private schools | n/a | 553 | 24,874 |
| Total post-secondary schools | 1 | 199 | 7,963 |
| Index | Marion | Virginia | National |
| Completed 8th grade | 74.4% | 85.9% | 84.3% |
| Completed high school | 70.8% | 84.7% | 83.0% |
| Completed some college | 47.4% | 64.1% | 59.4% |
| Completed associate degree | 24.5% | 44.2% | 38.5% |
| Completed bachelors | 15.5% | 36.9% | 30.3% |
| Completed masters | 6.6% | 15.7% | 11.5% |
| Completed professional degree | 1.0% | 4.2% | 3.3% |
| Completed doctorate | 0.2% | 1.7% | 1.3% |
There are a total of 6 public schools, n/a private schools and 1 post-secondary schools in Marion. Using the proficiency score averages, the average test scores for Marion, VA schools is 79%. The average student to teacher ratio is 12:1. In Marion, VA, an average of 74.4% of students have completed 8th grade and an average of 70.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rural Retreat, VA | 1,685 | 91% | 89.2% |
| Glade Spring, VA | 2,019 | 89% | 84.9% |
| Troutdale, VA | 169 | 87% | 81.3% |
| Saltville, VA | 2,307 | 87% | 81.3% |
| Chilhowie, VA | 2,262 | 87% | 80.2% |
| Marion, VA | 5,646 | 79% | 65.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Eaton, CO | 5,646 | 51% | 6.9% |
| Carlinville, IL | 5,645 | 45% | 7.0% |
| Malone, NY | 5,644 | 38% | 21.0% |
| Solvang, CA | 5,644 | 78% | 61.5% |
| Clarion, PA | 5,650 | 55% | 14.6% |
| Marion, VA | 5,646 | 79% | 65.1% |
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