| Index | Head of the Harbor | New York | National |
| Average Test Scores | n/a | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Head of the Harbor | New York | National |
| Completed 8th grade | 97.1% | 83.5% | 84.3% |
| Completed high school | 96.8% | 82.1% | 83.0% |
| Completed some college | 85.2% | 59.5% | 59.4% |
| Completed associate degree | 72.2% | 43.4% | 38.5% |
| Completed bachelors | 65.6% | 34.7% | 30.3% |
| Completed masters | 35.7% | 15.1% | 11.5% |
| Completed professional degree | 19.6% | 4.2% | 3.3% |
| Completed doctorate | 7.3% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Head of the Harbor. Using the proficiency score averages, the average test scores for Head of the Harbor, NY schools is n/a. The average student to teacher ratio is n/a. In Head of the Harbor, NY, an average of 97.1% of students have completed 8th grade and an average of 96.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Shoreham, NY | 375 | 82% | 69.8% |
| West Sayville, NY | 4,956 | 82% | 69.8% |
| Hauppauge, NY | 19,661 | 80% | 66.3% |
| Setauket-East Setauket, NY | 14,174 | 80% | 65.6% |
| Elwood, NY | 11,582 | 79% | 63.5% |
| Head of the Harbor, NY | 1,454 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Babbitt, MN | 1,454 | 48% | 0.5% |
| Stratford, WI | 1,454 | 48% | 0.3% |
| Griggsville, IL | 1,454 | 25% | 47.9% |
| Goodman, MO | 1,454 | 35% | 28.1% |
| Lanark, IL | 1,453 | 47% | 2.1% |
| Head of the Harbor, NY | 1,454 | n/a |
Here are the best places to live in New York
These are the 10 cheapest cities in New York
Check out the 10 safest cities in New York
Most Dangerous Cities In The US