| Index | Clementon | New Jersey | National |
| Average Test Scores | 51% | 52% | 48% |
| Student/Teacher ratio | 13:1 | 13:1 | 16:1 |
| Total public schools | 1 | 1,604 | 79,221 |
| Total private schools | 2 | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Clementon | New Jersey | National |
| Completed 8th grade | 83.5% | 87.5% | 84.3% |
| Completed high school | 81.6% | 86.3% | 83.0% |
| Completed some college | 53.6% | 60.7% | 59.4% |
| Completed associate degree | 29.1% | 43.9% | 38.5% |
| Completed bachelors | 18.5% | 37.5% | 30.3% |
| Completed masters | 3.2% | 14.4% | 11.5% |
| Completed professional degree | 0.0% | 4.0% | 3.3% |
| Completed doctorate | 0.0% | 1.5% | 1.3% |
There are a total of 1 public schools, 2 private schools and n/a post-secondary schools in Clementon. Using the proficiency score averages, the average test scores for Clementon, NJ schools is 51%. The average student to teacher ratio is 13:1. In Clementon, NJ, an average of 83.5% of students have completed 8th grade and an average of 81.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Narberth, PA | 4,304 | 81% | 68.8% |
| Moorestown-Lenola, NJ | 13,879 | 77% | 60.4% |
| Greentree, NJ | 10,597 | 75% | 55.7% |
| Haddonfield, NJ | 11,342 | 70% | 45.7% |
| Riverton, NJ | 2,691 | 70% | 44.8% |
| Clementon, NJ | 4,939 | 51% | 5.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Bridgeville, PA | 4,939 | 65% | 34.9% |
| Platte City, MO | 4,938 | 60% | 25.3% |
| Coal City, IL | 4,941 | 49% | 1.3% |
| Lexington, OH | 4,937 | 81% | 68.5% |
| Jackson, LA | 4,941 | 62% | 29.7% |
| Clementon, NJ | 4,939 | 51% | 5.2% |
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