| Index | Glen Head | New York | National |
| Average Test Scores | 89% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 4 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Glen Head | New York | National |
| Completed 8th grade | 91.4% | 83.5% | 84.3% |
| Completed high school | 90.7% | 82.1% | 83.0% |
| Completed some college | 73.0% | 59.5% | 59.4% |
| Completed associate degree | 58.0% | 43.4% | 38.5% |
| Completed bachelors | 51.6% | 34.7% | 30.3% |
| Completed masters | 26.3% | 15.1% | 11.5% |
| Completed professional degree | 7.9% | 4.2% | 3.3% |
| Completed doctorate | 0.5% | 1.5% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Glen Head. Using the proficiency score averages, the average test scores for Glen Head, NY schools is 89%. The average student to teacher ratio is n/a. In Glen Head, NY, an average of 91.4% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,045 | 92% | 91.7% |
| Old Westbury, NY | 4,618 | 91% | 88.5% |
| Jericho, NY | 13,928 | 90% | 87.1% |
| Old Bethpage, NY | 5,450 | 90% | 86.5% |
| Bronxville, NY | 6,450 | 88% | 82.3% |
| Glen Head, NY | 4,843 | 89% | 85.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Luray, VA | 4,842 | 76% | 58.7% |
| Jackson, CA | 4,844 | 36% | 24.8% |
| Stafford Courthouse, VA | 4,839 | 65% | 35.4% |
| Springhill, LA | 4,851 | 60% | 24.0% |
| Porter, IN | 4,835 | 60% | 24.5% |
| Glen Head, NY | 4,843 | 89% | 85.7% |
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