| Index | Port Washington | New York | National |
| Average Test Scores | 71% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 7 | 4,060 | 79,221 |
| Total private schools | 5 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Port Washington | New York | National |
| Completed 8th grade | 91.9% | 83.5% | 84.3% |
| Completed high school | 91.5% | 82.1% | 83.0% |
| Completed some college | 80.3% | 59.5% | 59.4% |
| Completed associate degree | 68.3% | 43.4% | 38.5% |
| Completed bachelors | 63.2% | 34.7% | 30.3% |
| Completed masters | 28.8% | 15.1% | 11.5% |
| Completed professional degree | 11.6% | 4.2% | 3.3% |
| Completed doctorate | 2.2% | 1.5% | 1.3% |
There are a total of 7 public schools, 5 private schools and n/a post-secondary schools in Port Washington. Using the proficiency score averages, the average test scores for Port Washington, NY schools is 71%. The average student to teacher ratio is n/a. In Port Washington, NY, an average of 91.9% of students have completed 8th grade and an average of 91.5% 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% |
| Port Washington, NY | 16,232 | 71% | 47.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Brunswick, GA | 16,231 | 42% | 11.9% |
| Auburndale, FL | 16,230 | 54% | 12.0% |
| Fort Carson, CO | 16,243 | 40% | 16.4% |
| Shelbyville, KY | 16,244 | 38% | 20.4% |
| Fairview Park, OH | 16,219 | 66% | 36.5% |
| Port Washington, NY | 16,232 | 71% | 47.6% |
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