| Index | Longtown | Missouri | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Longtown | Missouri | National |
| Completed 8th grade | 80.0% | 86.0% | 84.3% |
| Completed high school | 77.6% | 84.2% | 83.0% |
| Completed some college | 25.9% | 57.7% | 59.4% |
| Completed associate degree | 11.8% | 35.2% | 38.5% |
| Completed bachelors | 5.9% | 27.6% | 30.3% |
| Completed masters | 0.0% | 10.4% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Longtown. Using the proficiency score averages, the average test scores for Longtown, MO schools is n/a. The average student to teacher ratio is n/a. In Longtown, MO, an average of 80.0% of students have completed 8th grade and an average of 77.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Altenburg, MO | 345 | 45% | 6.3% |
| Perryville, MO | 8,500 | 41% | 14.2% |
| Oak Ridge, MO | 241 | 35% | 28.1% |
| Longtown, MO | 127 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Avon, MT | 127 | 50% | 4.2% |
| Sweetwater, OK | 127 | 35% | 28.1% |
| Skykomish, WA | 127 | 40% | 16.7% |
| Divide, CO | 127 | 37% | 22.9% |
| Hookstown, PA | 127 | 66% | 36.8% |
| Longtown, MO | 127 | n/a |
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