| Index | Diehlstadt | 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 | Diehlstadt | Missouri | National |
| Completed 8th grade | 67.2% | 86.0% | 84.3% |
| Completed high school | 63.1% | 84.2% | 83.0% |
| Completed some college | 20.5% | 57.7% | 59.4% |
| Completed associate degree | 5.7% | 35.2% | 38.5% |
| Completed bachelors | 5.7% | 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 Diehlstadt. Using the proficiency score averages, the average test scores for Diehlstadt, MO schools is n/a. The average student to teacher ratio is n/a. In Diehlstadt, MO, an average of 67.2% of students have completed 8th grade and an average of 63.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Matthews, MO | 635 | 72% | 50.0% |
| Oran, MO | 1,285 | 61% | 26.6% |
| Benton, MO | 885 | 42% | 12.2% |
| East Prairie, MO | 2,980 | 34% | 28.8% |
| Sikeston, MO | 16,664 | 34% | 30.2% |
| Diehlstadt, MO | 120 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Holliday, MO | 120 | 40% | 16.7% |
| Hitchcock, SD | 120 | 55% | 14.6% |
| Anton Chico, NM | 120 | 28% | 42.7% |
| Roy, MT | 120 | 50% | 4.2% |
| Grass Range, MT | 121 | 55% | 14.6% |
| Diehlstadt, MO | 120 | n/a |
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