| Index | Plainview | New York | National |
| Average Test Scores | 83% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 9 | 4,060 | 79,221 |
| Total private schools | 5 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Plainview | New York | National |
| Completed 8th grade | 95.4% | 83.5% | 84.3% |
| Completed high school | 95.0% | 82.1% | 83.0% |
| Completed some college | 80.1% | 59.5% | 59.4% |
| Completed associate degree | 68.7% | 43.4% | 38.5% |
| Completed bachelors | 62.2% | 34.7% | 30.3% |
| Completed masters | 30.3% | 15.1% | 11.5% |
| Completed professional degree | 8.2% | 4.2% | 3.3% |
| Completed doctorate | 1.4% | 1.5% | 1.3% |
There are a total of 9 public schools, 5 private schools and n/a post-secondary schools in Plainview. Using the proficiency score averages, the average test scores for Plainview, NY schools is 83%. The average student to teacher ratio is n/a. In Plainview, NY, an average of 95.4% of students have completed 8th grade and an average of 95.0% 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% |
| Plainview, NY | 26,267 | 83% | 72.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Superior, WI | 26,260 | 43% | 10.5% |
| Galt, CA | 26,235 | 43% | 10.9% |
| Clarksburg, MD | 26,234 | 60% | 24.7% |
| Smithtown, NY | 26,197 | 67% | 40.4% |
| Canyon Lake, TX | 26,338 | 47% | 2.3% |
| Plainview, NY | 26,267 | 83% | 72.1% |
Here are the best places to live in New York
See the best places to live in Plainview
Check out the 10 safest cities in New York
Safest Cities In The US