| Index | Old Washington | 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 | Old Washington | Ohio | National |
| Completed 8th grade | 87.6% | 86.9% | 84.3% |
| Completed high school | 86.4% | 85.6% | 83.0% |
| Completed some college | 34.9% | 55.7% | 59.4% |
| Completed associate degree | 17.4% | 35.1% | 38.5% |
| Completed bachelors | 10.5% | 26.7% | 30.3% |
| Completed masters | 4.3% | 10.0% | 11.5% |
| Completed professional degree | 0.8% | 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 Old Washington. Using the proficiency score averages, the average test scores for Old Washington, OH schools is n/a. The average student to teacher ratio is n/a. In Old Washington, OH, an average of 87.6% of students have completed 8th grade and an average of 86.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lore City, OH | 366 | 64% | 33.7% |
| Barnesville, OH | 3,562 | 63% | 31.3% |
| Cambridge, OH | 10,398 | 57% | 19.4% |
| Byesville, OH | 2,221 | 57% | 18.1% |
| Freeport, OH | 412 | 50% | 4.2% |
| Old Washington, OH | 484 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Mokelumne Hill, CA | 484 | 50% | 3.1% |
| Clio, SC | 484 | 37% | 22.9% |
| Loraine, TX | 484 | 42% | 12.5% |
| D'Hanis, TX | 484 | 58% | 19.8% |
| San Ygnacio, TX | 484 | 50% | 4.2% |
| Old Washington, OH | 484 | n/a |
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