| Index | Manorville | New York | National |
| Average Test Scores | 59% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 3 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Manorville | New York | National |
| Completed 8th grade | 92.7% | 83.5% | 84.3% |
| Completed high school | 92.7% | 82.1% | 83.0% |
| Completed some college | 66.3% | 59.5% | 59.4% |
| Completed associate degree | 47.6% | 43.4% | 38.5% |
| Completed bachelors | 36.1% | 34.7% | 30.3% |
| Completed masters | 17.7% | 15.1% | 11.5% |
| Completed professional degree | 2.8% | 4.2% | 3.3% |
| Completed doctorate | 1.1% | 1.5% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Manorville. Using the proficiency score averages, the average test scores for Manorville, NY schools is 59%. The average student to teacher ratio is n/a. In Manorville, NY, an average of 92.7% of students have completed 8th grade and an average of 92.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Shoreham, NY | 375 | 82% | 69.8% |
| Quogue, NY | 600 | 80% | 66.7% |
| Port Jefferson, NY | 8,016 | 77% | 60.8% |
| Mattituck, NY | 4,898 | 77% | 60.4% |
| Westhampton Beach, NY | 1,869 | 73% | 51.7% |
| Manorville, NY | 12,764 | 59% | 23.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Harrison, OH | 12,763 | 79% | 64.4% |
| Cypress Lake, FL | 12,766 | 91% | 89.6% |
| Cornelius, OR | 12,767 | 33% | 31.9% |
| Trinity, FL | 12,761 | 74% | 54.2% |
| Lilburn, GA | 12,755 | 51% | 5.5% |
| Manorville, NY | 12,764 | 59% | 23.4% |
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