| Index | Mount Sinai | New York | National |
| Average Test Scores | 71% | 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 | Mount Sinai | New York | National |
| Completed 8th grade | 95.5% | 83.5% | 84.3% |
| Completed high school | 93.8% | 82.1% | 83.0% |
| Completed some college | 74.5% | 59.5% | 59.4% |
| Completed associate degree | 56.0% | 43.4% | 38.5% |
| Completed bachelors | 44.6% | 34.7% | 30.3% |
| Completed masters | 19.2% | 15.1% | 11.5% |
| Completed professional degree | 3.8% | 4.2% | 3.3% |
| Completed doctorate | 1.2% | 1.5% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Mount Sinai. Using the proficiency score averages, the average test scores for Mount Sinai, NY schools is 71%. The average student to teacher ratio is n/a. In Mount Sinai, NY, an average of 95.5% of students have completed 8th grade and an average of 93.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| West Sayville, NY | 4,956 | 82% | 69.8% |
| Shoreham, NY | 375 | 82% | 69.8% |
| Hauppauge, NY | 19,661 | 80% | 66.3% |
| Setauket-East Setauket, NY | 14,174 | 80% | 65.6% |
| Port Jefferson, NY | 8,016 | 77% | 60.8% |
| Mount Sinai, NY | 10,446 | 71% | 48.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Budd Lake, NJ | 10,444 | 66% | 37.8% |
| Vernal, UT | 10,449 | 38% | 21.6% |
| Barrington, IL | 10,442 | 61% | 26.2% |
| Bellefontaine Neighbors, MO | 10,441 | 13% | 74.0% |
| Sebring, FL | 10,454 | 52% | 7.4% |
| Mount Sinai, NY | 10,446 | 71% | 48.3% |
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