| Index | Seymour | Missouri | National |
| Average Test Scores | 36% | 44% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 3 | 1,899 | 79,221 |
| Total private schools | 4 | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Seymour | Missouri | National |
| Completed 8th grade | 80.3% | 86.0% | 84.3% |
| Completed high school | 78.4% | 84.2% | 83.0% |
| Completed some college | 40.8% | 57.7% | 59.4% |
| Completed associate degree | 19.2% | 35.2% | 38.5% |
| Completed bachelors | 10.4% | 27.6% | 30.3% |
| Completed masters | 3.2% | 10.4% | 11.5% |
| Completed professional degree | 0.5% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 3 public schools, 4 private schools and n/a post-secondary schools in Seymour. Using the proficiency score averages, the average test scores for Seymour, MO schools is 36%. The average student to teacher ratio is 15:1. In Seymour, MO, an average of 80.3% of students have completed 8th grade and an average of 78.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mansfield, MO | 1,301 | 56% | 16.3% |
| Fordland, MO | 853 | 48% | = 100 |
| Marshfield, MO | 7,584 | 42% | 13.3% |
| Ava, MO | 2,972 | 41% | 14.3% |
| Hartville, MO | 659 | 41% | 15.1% |
| Seymour, MO | 1,990 | 36% | 26.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Midland City, AL | 1,990 | 46% | 4.7% |
| Volga, SD | 1,990 | 56% | 17.4% |
| Lykens, PA | 1,990 | 55% | 14.1% |
| Rehobeth, AL | 1,989 | 63% | 31.8% |
| Kingsley, MI | 1,991 | 57% | 18.4% |
| Seymour, MO | 1,990 | 36% | 26.0% |
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