| Index | Linn | Missouri | National |
| Average Test Scores | 51% | 44% | 48% |
| Student/Teacher ratio | 14:1 | 14:1 | 16:1 |
| Total public schools | 3 | 1,899 | 79,221 |
| Total private schools | 1 | 531 | 24,874 |
| Total post-secondary schools | 1 | 213 | 7,963 |

| Index | Linn | Missouri | National |
| Completed 8th grade | 87.8% | 86.0% | 84.3% |
| Completed high school | 84.7% | 84.2% | 83.0% |
| Completed some college | 61.6% | 57.7% | 59.4% |
| Completed associate degree | 38.4% | 35.2% | 38.5% |
| Completed bachelors | 18.9% | 27.6% | 30.3% |
| Completed masters | 6.0% | 10.4% | 11.5% |
| Completed professional degree | 0.5% | 2.8% | 3.3% |
| Completed doctorate | 0.2% | 1.2% | 1.3% |
There are a total of 3 public schools, 1 private schools and 1 post-secondary schools in Linn. Using the proficiency score averages, the average test scores for Linn, MO schools is 51%. The average student to teacher ratio is 14:1. In Linn, MO, an average of 87.8% of students have completed 8th grade and an average of 84.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mokane, MO | 400 | 58% | 20.8% |
| Belle, MO | 1,283 | 50% | 3.6% |
| Westphalia, MO | 422 | 48% | 1.0% |
| Chamois, MO | 444 | 45% | 6.3% |
| Holts Summit, MO | 4,929 | 43% | 11.5% |
| Linn, MO | 1,549 | 51% | 5.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Moorhead, MS | 1,549 | 30% | 38.5% |
| Westlake, TX | 1,549 | 85% | 77.1% |
| Albion, NE | 1,549 | 56% | 16.7% |
| Waverly, MN | 1,550 | 67% | 39.6% |
| Vernon, NY | 1,548 | 42% | 12.5% |
| Linn, MO | 1,549 | 51% | 5.7% |