| Index | Bayville | New York | National |
| Average Test Scores | 75% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 1 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Bayville | New York | National |
| Completed 8th grade | 93.1% | 83.5% | 84.3% |
| Completed high school | 92.9% | 82.1% | 83.0% |
| Completed some college | 69.7% | 59.5% | 59.4% |
| Completed associate degree | 53.8% | 43.4% | 38.5% |
| Completed bachelors | 46.6% | 34.7% | 30.3% |
| Completed masters | 20.6% | 15.1% | 11.5% |
| Completed professional degree | 5.3% | 4.2% | 3.3% |
| Completed doctorate | 1.9% | 1.5% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Bayville. Using the proficiency score averages, the average test scores for Bayville, NY schools is 75%. The average student to teacher ratio is n/a. In Bayville, NY, an average of 93.1% of students have completed 8th grade and an average of 92.9% 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% |
| Glen Head, NY | 4,843 | 89% | 85.7% |
| Bayville, NY | 6,720 | 75% | 55.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Tecumseh, OK | 6,721 | 27% | 43.2% |
| Linwood, NJ | 6,719 | 67% | 40.3% |
| Tallulah, LA | 6,722 | 35% | 27.9% |
| Demopolis, AL | 6,724 | 40% | 16.0% |
| Roslyn Heights, NY | 6,716 | 85% | 76.3% |
| Bayville, NY | 6,720 | 75% | 55.2% |
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