| Index | Sagaponack | 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 | Sagaponack | New York | National |
| Completed 8th grade | 100.0% | 83.5% | 84.3% |
| Completed high school | 100.0% | 82.1% | 83.0% |
| Completed some college | 83.4% | 59.5% | 59.4% |
| Completed associate degree | 76.4% | 43.4% | 38.5% |
| Completed bachelors | 71.3% | 34.7% | 30.3% |
| Completed masters | 26.8% | 15.1% | 11.5% |
| Completed professional degree | 12.1% | 4.2% | 3.3% |
| Completed doctorate | 7.6% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Sagaponack. Using the proficiency score averages, the average test scores for Sagaponack, NY schools is n/a. The average student to teacher ratio is n/a. In Sagaponack, NY, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Amagansett, NY | 530 | 80% | 66.7% |
| Mattituck, NY | 5,017 | 77% | 60.4% |
| Sag Harbor, NY | 2,034 | 65% | 34.4% |
| East Hampton, NY | 948 | 63% | 31.0% |
| Cutchogue, NY | 3,031 | 59% | 21.9% |
| Sagaponack, NY | 268 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Rock River, WY | 268 | 47% | 2.8% |
| Lemon Cove, CA | 268 | 36% | 25.0% |
| Laketown, UT | 267 | 54% | 11.5% |
| Risco, MO | 267 | 41% | 14.6% |
| Charlo, MT | 269 | 54% | 12.5% |
| Sagaponack, NY | 268 | n/a |