| Index | Harrison | New Jersey | National |
| Average Test Scores | 41% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 13:1 | 16:1 |
| Total public schools | 3 | 1,604 | 79,221 |
| Total private schools | 1 | 823 | 24,874 |
| Total post-secondary schools | n/a | 157 | 7,963 |
| Index | Harrison | New Jersey | National |
| Completed 8th grade | 80.1% | 87.5% | 84.3% |
| Completed high school | 78.0% | 86.3% | 83.0% |
| Completed some college | 50.0% | 60.7% | 59.4% |
| Completed associate degree | 38.5% | 43.9% | 38.5% |
| Completed bachelors | 33.0% | 37.5% | 30.3% |
| Completed masters | 16.1% | 14.4% | 11.5% |
| Completed professional degree | 2.9% | 4.0% | 3.3% |
| Completed doctorate | 1.6% | 1.5% | 1.3% |
There are a total of 3 public schools, 1 private schools and n/a post-secondary schools in Harrison. Using the proficiency score averages, the average test scores for Harrison, NJ schools is 41%. The average student to teacher ratio is 15:1. In Harrison, NJ, an average of 80.1% of students have completed 8th grade and an average of 78.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Teterboro, NJ | 110 | 95% | 96.9% |
| Englewood Cliffs, NJ | 5,349 | 87% | 80.2% |
| Essex Fells, NJ | 2,037 | 85% | 76.0% |
| Short Hills, NJ | 13,700 | 83% | 73.8% |
| Singac, NJ | 4,054 | 82% | 70.8% |
| Harrison, NJ | 18,313 | 41% | 15.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Eloy, AZ | 18,306 | 28% | 41.5% |
| St. Marys, GA | 18,321 | 63% | 31.3% |
| Menasha, WI | 18,280 | 36% | 25.1% |
| Bensenville, IL | 18,273 | 29% | 40.1% |
| Hyattsville, MD | 18,267 | 23% | 52.5% |
| Harrison, NJ | 18,313 | 41% | 15.1% |
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