| Index | South Salem | Ohio | National |
| Average Test Scores | 70% | 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 | South Salem | Ohio | National |
| Completed 8th grade | 80.5% | 86.9% | 84.3% |
| Completed high school | 78.6% | 85.6% | 83.0% |
| Completed some college | 39.0% | 55.7% | 59.4% |
| Completed associate degree | 13.8% | 35.1% | 38.5% |
| Completed bachelors | 8.2% | 26.7% | 30.3% |
| Completed masters | 5.7% | 10.0% | 11.5% |
| Completed professional degree | 0.6% | 2.7% | 3.3% |
| Completed doctorate | 0.6% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in South Salem. Using the proficiency score averages, the average test scores for South Salem, OH schools is 70%. The average student to teacher ratio is n/a. In South Salem, OH, an average of 80.5% of students have completed 8th grade and an average of 78.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Leesburg, OH | 1,494 | 73% | 51.7% |
| Washington Court House, OH | 14,562 | 64% | 33.1% |
| Greenfield, OH | 4,317 | 61% | 26.0% |
| Frankfort, OH | 1,360 | 58% | 21.5% |
| South Salem, OH | 229 | 70% | 44.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Raiford, FL | 229 | 50% | 4.2% |
| Hysham, MT | 229 | 50% | 4.2% |
| Mooresboro, NC | 229 | 73% | 51.0% |
| Adrian, OR | 228 | 51% | 6.3% |
| Roseland, NE | 228 | 40% | 16.7% |
| South Salem, OH | 229 | 70% | 44.8% |