| Index | Shell Knob | Missouri | National |
| Average Test Scores | 45% | 44% | 48% |
| Student/Teacher ratio | 9:1 | 14:1 | 16:1 |
| Total public schools | 1 | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Shell Knob | Missouri | National |
| Completed 8th grade | 76.9% | 86.0% | 84.3% |
| Completed high school | 76.9% | 84.2% | 83.0% |
| Completed some college | 56.0% | 57.7% | 59.4% |
| Completed associate degree | 27.8% | 35.2% | 38.5% |
| Completed bachelors | 26.1% | 27.6% | 30.3% |
| Completed masters | 12.5% | 10.4% | 11.5% |
| Completed professional degree | 1.1% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Shell Knob. Using the proficiency score averages, the average test scores for Shell Knob, MO schools is 45%. The average student to teacher ratio is 9:1. In Shell Knob, MO, an average of 76.9% of students have completed 8th grade and an average of 76.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Eureka Springs, AR | 2,397 | 54% | 12.8% |
| Blue Eye, MO | 378 | 48% | = 100 |
| Reeds Spring, MO | 1,158 | 41% | 15.1% |
| Galena, MO | 768 | 28% | 41.1% |
| Shell Knob, MO | 1,306 | 45% | 7.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Tatum, TX | 1,306 | 62% | 29.5% |
| La Pryor, TX | 1,307 | 37% | 22.9% |
| Duncannon, PA | 1,305 | 55% | 13.9% |
| Farmingdale, NJ | 1,307 | 60% | 24.2% |
| Minneota, MN | 1,307 | 72% | 50.0% |
| Shell Knob, MO | 1,306 | 45% | 7.3% |
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