| Index | Stewart | Ohio | National |
| Average Test Scores | 57% | 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 | Stewart | Ohio | National |
| Completed 8th grade | 100.0% | 86.9% | 84.3% |
| Completed high school | 100.0% | 85.6% | 83.0% |
| Completed some college | 47.3% | 55.7% | 59.4% |
| Completed associate degree | 21.4% | 35.1% | 38.5% |
| Completed bachelors | 14.3% | 26.7% | 30.3% |
| Completed masters | 8.8% | 10.0% | 11.5% |
| Completed professional degree | 8.8% | 2.7% | 3.3% |
| Completed doctorate | 8.8% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Stewart. Using the proficiency score averages, the average test scores for Stewart, OH schools is 57%. The average student to teacher ratio is n/a. In Stewart, 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. |
| Little Hocking, OH | 786 | 80% | 65.6% |
| Coolville, OH | 569 | 70% | 44.8% |
| Athens, OH | 25,971 | 69% | 42.7% |
| Vincent, OH | 282 | 62% | 29.2% |
| The Plains, OH | 2,886 | 54% | 13.0% |
| Stewart, OH | 337 | 57% | 17.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Windham, NY | 337 | 50% | 3.1% |
| Kelford, NC | 337 | 20% | 59.4% |
| Keytesville, MO | 337 | 30% | 37.5% |
| Strong, AR | 337 | 17% | 64.6% |
| Irwin, IA | 336 | 80% | 66.7% |
| Stewart, OH | 337 | 57% | 17.7% |