| Index | Plainville | Ohio | National |
| Average Test Scores | n/a | 61% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 3,650 | 79,221 |
| Total private schools | n/a | 1,000 | 24,874 |
| Total post-secondary schools | n/a | 393 | 7,963 |

| Index | Plainville | Ohio | National |
| Completed 8th grade | 100.0% | 86.9% | 84.3% |
| Completed high school | 100.0% | 85.6% | 83.0% |
| Completed some college | 100.0% | 55.7% | 59.4% |
| Completed associate degree | 100.0% | 35.1% | 38.5% |
| Completed bachelors | 100.0% | 26.7% | 30.3% |
| Completed masters | 50.0% | 10.0% | 11.5% |
| Completed professional degree | 0.0% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Plainville. Using the proficiency score averages, the average test scores for Plainville, OH schools is n/a. The average student to teacher ratio is n/a. In Plainville, OH, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Terrace Park, OH | 2,320 | 95% | 97.9% |
| Madeira, OH | 9,456 | 94% | 94.8% |
| Wyoming, OH | 8,852 | 92% | 91.9% |
| Mason, OH | 34,386 | 87% | 81.8% |
| Loveland, OH | 14,297 | 84% | 74.1% |
| Plainville, OH | 159 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| White Heath, IL | 159 | 57% | 18.8% |
| Raymond, OH | 159 | 90% | 86.5% |
| Amoret, MO | 159 | 40% | 16.7% |
| Donnelly, ID | 159 | 70% | 44.8% |
| Babb, MT | 160 | 50% | 4.2% |
| Plainville, OH | 159 | n/a |