| Index | East Williston | New York | National |
| Average Test Scores | 85% | 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 | East Williston | New York | National |
| Completed 8th grade | 98.2% | 83.5% | 84.3% |
| Completed high school | 98.2% | 82.1% | 83.0% |
| Completed some college | 85.5% | 59.5% | 59.4% |
| Completed associate degree | 74.6% | 43.4% | 38.5% |
| Completed bachelors | 69.8% | 34.7% | 30.3% |
| Completed masters | 37.6% | 15.1% | 11.5% |
| Completed professional degree | 14.8% | 4.2% | 3.3% |
| Completed doctorate | 4.3% | 1.5% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in East Williston. Using the proficiency score averages, the average test scores for East Williston, NY schools is 85%. The average student to teacher ratio is n/a. In East Williston, NY, an average of 98.2% of students have completed 8th grade and an average of 98.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,045 | 92% | 91.7% |
| Cedarhurst, NY | 6,642 | 91% | 89.6% |
| Old Westbury, NY | 4,618 | 91% | 88.5% |
| Jericho, NY | 13,928 | 90% | 87.1% |
| Old Bethpage, NY | 5,450 | 90% | 86.5% |
| East Williston, NY | 2,552 | 85% | 77.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Williamsburg, OH | 2,552 | 71% | 46.9% |
| Pennington, NJ | 2,553 | 62% | 28.3% |
| Deerfield, WI | 2,553 | 45% | 5.9% |
| Ayer, MA | 2,551 | 60% | 25.5% |
| Bayfield, CO | 2,550 | 38% | 20.5% |
| East Williston, NY | 2,552 | 85% | 77.1% |
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