| Index | Barnett | 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 | Barnett | Missouri | National |
| Completed 8th grade | 62.6% | 86.0% | 84.3% |
| Completed high school | 58.8% | 84.2% | 83.0% |
| Completed some college | 37.4% | 57.7% | 59.4% |
| Completed associate degree | 8.4% | 35.2% | 38.5% |
| Completed bachelors | 3.1% | 27.6% | 30.3% |
| Completed masters | 0.8% | 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 Barnett. Using the proficiency score averages, the average test scores for Barnett, MO schools is n/a. The average student to teacher ratio is n/a. In Barnett, MO, an average of 62.6% of students have completed 8th grade and an average of 58.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Russellville, MO | 832 | 51% | 6.9% |
| Eldon, MO | 4,671 | 51% | 6.0% |
| Sunrise Beach, MO | 408 | 50% | 3.1% |
| Versailles, MO | 2,983 | 43% | 10.4% |
| Tuscumbia, MO | 162 | 35% | 27.6% |
| Barnett, MO | 226 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hodges, SC | 226 | 50% | 3.1% |
| Lynn, AR | 226 | 52% | 8.3% |
| Christoval, TX | 226 | 51% | 5.7% |
| Ezel, KY | 226 | 55% | 13.5% |
| Page, ND | 226 | 55% | 14.6% |
| Barnett, MO | 226 | n/a |
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