| Index | South Nyack | New York | National |
| Average Test Scores | n/a | 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 | South Nyack | New York | National |
| Completed 8th grade | 98.2% | 83.5% | 84.3% |
| Completed high school | 96.8% | 82.1% | 83.0% |
| Completed some college | 79.5% | 59.5% | 59.4% |
| Completed associate degree | 67.0% | 43.4% | 38.5% |
| Completed bachelors | 60.6% | 34.7% | 30.3% |
| Completed masters | 30.5% | 15.1% | 11.5% |
| Completed professional degree | 7.4% | 4.2% | 3.3% |
| Completed doctorate | 3.8% | 1.5% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in South Nyack. Using the proficiency score averages, the average test scores for South Nyack, NY schools is n/a. The average student to teacher ratio is n/a. In South Nyack, NY, an average of 98.2% of students have completed 8th grade and an average of 96.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Orangeburg, NY | 4,454 | 98% | 103.1% |
| Bronxville, NY | 6,450 | 88% | 82.3% |
| Scarsdale, NY | 17,890 | 87% | 81.8% |
| Alpine, NJ | 1,459 | 87% | 81.3% |
| Englewood Cliffs, NJ | 5,349 | 87% | 80.2% |
| South Nyack, NY | 3,359 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Jefferson, OH | 3,359 | 67% | 39.6% |
| Sonora, TX | 3,357 | 53% | 10.1% |
| Palmyra, NY | 3,361 | 64% | 33.3% |
| Hoosick Falls, NY | 3,361 | 52% | 7.8% |
| Story City, IA | 3,362 | 86% | 78.6% |
| South Nyack, NY | 3,359 | n/a |
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