| Index | Preston | 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 | Preston | Missouri | National |
| Completed 8th grade | 73.7% | 86.0% | 84.3% |
| Completed high school | 69.6% | 84.2% | 83.0% |
| Completed some college | 25.1% | 57.7% | 59.4% |
| Completed associate degree | 9.4% | 35.2% | 38.5% |
| Completed bachelors | 3.5% | 27.6% | 30.3% |
| Completed masters | 1.2% | 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 Preston. Using the proficiency score averages, the average test scores for Preston, MO schools is n/a. The average student to teacher ratio is n/a. In Preston, MO, an average of 73.7% of students have completed 8th grade and an average of 69.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Urbana, MO | 442 | 72% | 49.3% |
| Hermitage, MO | 778 | 48% | 0.7% |
| Wheatland, MO | 331 | 40% | 17.7% |
| Macks Creek, MO | 353 | 40% | 17.7% |
| Climax Springs, MO | 215 | 33% | 32.3% |
| Preston, MO | 338 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Winkelman, AZ | 338 | 32% | 34.4% |
| Hartford, KS | 338 | 20% | 59.4% |
| Randlett, OK | 338 | 39% | 19.8% |
| Strawberry, AR | 338 | 45% | 7.3% |
| Mount Calm, TX | 338 | 37% | 22.9% |
| Preston, MO | 338 | n/a |
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