| Index | Salem | New Jersey | National |
| Average Test Scores | 39% | 52% | 48% |
| Student/Teacher ratio | 11:1 | 13:1 | 16:1 |
| Total public schools | 6 | 1,604 | 79,221 |
| Total private schools | n/a | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Salem | New Jersey | National |
| Completed 8th grade | 78.0% | 87.5% | 84.3% |
| Completed high school | 75.3% | 86.3% | 83.0% |
| Completed some college | 30.1% | 60.7% | 59.4% |
| Completed associate degree | 15.1% | 43.9% | 38.5% |
| Completed bachelors | 10.7% | 37.5% | 30.3% |
| Completed masters | 3.2% | 14.4% | 11.5% |
| Completed professional degree | 0.2% | 4.0% | 3.3% |
| Completed doctorate | 0.2% | 1.5% | 1.3% |
There are a total of 6 public schools, n/a private schools and n/a post-secondary schools in Salem. Using the proficiency score averages, the average test scores for Salem, NJ schools is 39%. The average student to teacher ratio is 11:1. In Salem, NJ, an average of 78.0% of students have completed 8th grade and an average of 75.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Beckett, NJ | 5,091 | 70% | 45.3% |
| Hockessin, DE | 14,172 | 67% | 39.2% |
| Mullica Hill, NJ | 3,605 | 66% | 37.0% |
| Pedricktown, NJ | 384 | 65% | 34.4% |
| Townsend, DE | 2,546 | 60% | 25.0% |
| Salem, NJ | 4,761 | 39% | 18.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Springdale, MD | 4,762 | 40% | 17.2% |
| Royersford, PA | 4,760 | 76% | 57.4% |
| Mathis, TX | 4,759 | 42% | 13.5% |
| Winchester, IN | 4,763 | 37% | 22.6% |
| Unalaska, AK | 4,758 | 50% | 3.1% |
| Salem, NJ | 4,761 | 39% | 18.1% |
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