| Index | Parral | 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 | Parral | Ohio | National |
| Completed 8th grade | 90.9% | 86.9% | 84.3% |
| Completed high school | 86.8% | 85.6% | 83.0% |
| Completed some college | 32.0% | 55.7% | 59.4% |
| Completed associate degree | 10.2% | 35.1% | 38.5% |
| Completed bachelors | 4.6% | 26.7% | 30.3% |
| Completed masters | 1.0% | 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 Parral. Using the proficiency score averages, the average test scores for Parral, OH schools is n/a. The average student to teacher ratio is n/a. In Parral, OH, an average of 90.9% of students have completed 8th grade and an average of 86.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Bolivar, OH | 1,081 | 86% | 78.1% |
| Winesburg, OH | 287 | 85% | 76.0% |
| Walnut Creek, OH | 1,437 | 82% | 70.8% |
| Dundee, OH | 654 | 81% | 68.8% |
| Sugarcreek, OH | 2,186 | 78% | 61.5% |
| Parral, OH | 267 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Basin, MT | 267 | 50% | 4.2% |
| Almira, WA | 267 | 70% | 44.8% |
| Lyle, WA | 267 | 40% | 16.7% |
| Kaycee, WY | 267 | 55% | 13.5% |
| Toronto, SD | 267 | 62% | 29.2% |
| Parral, OH | 267 | n/a |
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