| Index | Roslyn Heights | New York | National |
| Average Test Scores | 85% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 5 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Roslyn Heights | New York | National |
| Completed 8th grade | 92.4% | 83.5% | 84.3% |
| Completed high school | 92.2% | 82.1% | 83.0% |
| Completed some college | 80.4% | 59.5% | 59.4% |
| Completed associate degree | 68.1% | 43.4% | 38.5% |
| Completed bachelors | 62.3% | 34.7% | 30.3% |
| Completed masters | 29.1% | 15.1% | 11.5% |
| Completed professional degree | 15.4% | 4.2% | 3.3% |
| Completed doctorate | 2.3% | 1.5% | 1.3% |
There are a total of 5 public schools, n/a private schools and n/a post-secondary schools in Roslyn Heights. Using the proficiency score averages, the average test scores for Roslyn Heights, NY schools is 85%. The average student to teacher ratio is n/a. In Roslyn Heights, NY, an average of 92.4% of students have completed 8th grade and an average of 92.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,045 | 92% | 91.7% |
| Cedarhurst, NY | 6,642 | 91% | 89.6% |
| Old Westbury, NY | 4,618 | 91% | 88.5% |
| Jericho, NY | 13,928 | 90% | 87.1% |
| Old Bethpage, NY | 5,450 | 90% | 86.5% |
| Roslyn Heights, NY | 6,716 | 85% | 76.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Pembroke Park, FL | 6,716 | 53% | 10.4% |
| Scottsburg, IN | 6,715 | 50% | 3.1% |
| Lutherville, MD | 6,715 | 67% | 39.2% |
| Linwood, NJ | 6,719 | 67% | 40.3% |
| Bayville, NY | 6,720 | 75% | 55.2% |
| Roslyn Heights, NY | 6,716 | 85% | 76.3% |
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