| Index | Sackets Harbor | New York | National |
| Average Test Scores | 58% | 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 | Sackets Harbor | New York | National |
| Completed 8th grade | 92.1% | 83.5% | 84.3% |
| Completed high school | 92.1% | 82.1% | 83.0% |
| Completed some college | 77.5% | 59.5% | 59.4% |
| Completed associate degree | 64.3% | 43.4% | 38.5% |
| Completed bachelors | 51.6% | 34.7% | 30.3% |
| Completed masters | 19.5% | 15.1% | 11.5% |
| Completed professional degree | 5.3% | 4.2% | 3.3% |
| Completed doctorate | 2.0% | 1.5% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Sackets Harbor. Using the proficiency score averages, the average test scores for Sackets Harbor, NY schools is 58%. The average student to teacher ratio is n/a. In Sackets Harbor, NY, an average of 92.1% of students have completed 8th grade and an average of 92.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Calcium, NY | 3,660 | 67% | 39.6% |
| Adams, NY | 1,894 | 66% | 37.0% |
| Cape Vincent, NY | 540 | 55% | 14.6% |
| Chaumont, NY | 717 | 55% | 13.5% |
| Dexter, NY | 812 | 54% | 13.0% |
| Sackets Harbor, NY | 1,585 | 58% | 20.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Bogart, GA | 1,584 | 66% | 36.5% |
| Decatur, AR | 1,584 | 30% | 36.8% |
| Lawrenceville, VA | 1,586 | 65% | 35.2% |
| Alton, IA | 1,583 | 81% | 68.8% |
| West Salem, OH | 1,583 | 65% | 35.1% |
| Sackets Harbor, NY | 1,585 | 58% | 20.8% |
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