| 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. |
| Royersford, PA | 4,760 | 76% | 57.4% |
| Springdale, MD | 4,762 | 40% | 17.2% |
| 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% |
Here are the best places to live in New Jersey
Check out the 10 safest cities in New Jersey
Top 10 best public schools in Salem
These are the 10 most affordable cities in New Jersey