| Index | Wynantskill | New York | National |
| Average Test Scores | 51% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 3 | 4,060 | 79,221 |
| Total private schools | 3 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Wynantskill | New York | National |
| Completed 8th grade | 89.1% | 83.5% | 84.3% |
| Completed high school | 88.9% | 82.1% | 83.0% |
| Completed some college | 71.8% | 59.5% | 59.4% |
| Completed associate degree | 46.8% | 43.4% | 38.5% |
| Completed bachelors | 27.1% | 34.7% | 30.3% |
| Completed masters | 11.3% | 15.1% | 11.5% |
| Completed professional degree | 2.0% | 4.2% | 3.3% |
| Completed doctorate | 1.3% | 1.5% | 1.3% |
There are a total of 3 public schools, 3 private schools and n/a post-secondary schools in Wynantskill. Using the proficiency score averages, the average test scores for Wynantskill, NY schools is 51%. The average student to teacher ratio is n/a. In Wynantskill, NY, an average of 89.1% of students have completed 8th grade and an average of 88.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Voorheesville, NY | 2,789 | 78% | 63.2% |
| East Greenbush, NY | 6,299 | 74% | 54.5% |
| Averill Park, NY | 1,466 | 74% | 53.8% |
| Ravena, NY | 3,181 | 67% | 39.6% |
| Poestenkill, NY | 814 | 65% | 34.4% |
| Wynantskill, NY | 3,420 | 51% | 6.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Annandale, MN | 3,420 | 59% | 22.1% |
| Germantown Hills, IL | 3,421 | 65% | 35.4% |
| Benton City, WA | 3,422 | 31% | 35.1% |
| Windsor, NC | 3,422 | 35% | 26.8% |
| Hanover, IN | 3,418 | 38% | 21.5% |
| Wynantskill, NY | 3,420 | 51% | 6.3% |
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