| Index | Hampton Bays | New York | National |
| Average Test Scores | 57% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 2 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |

| Index | Hampton Bays | New York | National |
| Completed 8th grade | 88.6% | 83.5% | 84.3% |
| Completed high school | 88.3% | 82.1% | 83.0% |
| Completed some college | 58.2% | 59.5% | 59.4% |
| Completed associate degree | 41.0% | 43.4% | 38.5% |
| Completed bachelors | 32.5% | 34.7% | 30.3% |
| Completed masters | 12.6% | 15.1% | 11.5% |
| Completed professional degree | 2.4% | 4.2% | 3.3% |
| Completed doctorate | 1.3% | 1.5% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Hampton Bays. Using the proficiency score averages, the average test scores for Hampton Bays, NY schools is 57%. The average student to teacher ratio is n/a. In Hampton Bays, NY, an average of 88.6% of students have completed 8th grade and an average of 88.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Quogue, NY | 623 | 80% | 66.7% |
| Mattituck, NY | 5,017 | 77% | 60.4% |
| Westhampton Beach, NY | 1,911 | 73% | 51.7% |
| Center Moriches, NY | 8,136 | 66% | 36.5% |
| Sag Harbor, NY | 2,034 | 65% | 34.4% |
| Hampton Bays, NY | 15,184 | 57% | 19.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Yankton, SD | 15,183 | 53% | 10.9% |
| Franklin Park, PA | 15,190 | 20% | 58.3% |
| Grovetown, GA | 15,176 | 48% | 0.3% |
| Hereford, TX | 15,173 | 37% | 22.9% |
| Carthage, MO | 15,195 | 44% | 9.2% |
| Hampton Bays, NY | 15,184 | 57% | 19.1% |