| Index | Mount Vernon | Arkansas | National |
| Average Test Scores | 50% | 45% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 860 | 79,221 |
| Total private schools | n/a | 165 | 24,874 |
| Total post-secondary schools | n/a | 98 | 7,963 |
| Index | Mount Vernon | Arkansas | National |
| Completed 8th grade | 85.3% | 80.7% | 84.3% |
| Completed high school | 85.3% | 79.0% | 83.0% |
| Completed some college | 40.0% | 50.5% | 59.4% |
| Completed associate degree | 6.3% | 27.9% | 38.5% |
| Completed bachelors | 4.2% | 21.5% | 30.3% |
| Completed masters | 1.1% | 7.6% | 11.5% |
| Completed professional degree | 0.0% | 2.2% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Mount Vernon. Using the proficiency score averages, the average test scores for Mount Vernon, AR schools is 50%. The average student to teacher ratio is n/a. In Mount Vernon, AR, an average of 85.3% of students have completed 8th grade and an average of 85.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greenbrier, AR | 5,592 | 72% | 50.7% |
| Ward, AR | 5,195 | 63% | 31.3% |
| Vilonia, AR | 4,556 | 54% | 11.5% |
| Enola, AR | 389 | 52% | 8.3% |
| Quitman, AR | 853 | 49% | 1.4% |
| Mount Vernon, AR | 178 | 50% | 3.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Kaktovik, AK | 178 | 30% | 37.5% |
| Vandervoort, AR | 178 | 50% | 3.1% |
| Gaylesville, AL | 178 | 40% | 17.7% |
| Patch Grove, WI | 179 | 41% | 14.6% |
| Howard, OH | 177 | 64% | 33.3% |
| Mount Vernon, AR | 178 | 50% | 3.1% |
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