| Index | North Valley Stream | New York | National |
| Average Test Scores | n/a | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |

| Index | North Valley Stream | New York | National |
| Completed 8th grade | 89.3% | 83.5% | 84.3% |
| Completed high school | 88.4% | 82.1% | 83.0% |
| Completed some college | 64.8% | 59.5% | 59.4% |
| Completed associate degree | 44.3% | 43.4% | 38.5% |
| Completed bachelors | 35.8% | 34.7% | 30.3% |
| Completed masters | 13.9% | 15.1% | 11.5% |
| Completed professional degree | 3.0% | 4.2% | 3.3% |
| Completed doctorate | 0.9% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in North Valley Stream. Using the proficiency score averages, the average test scores for North Valley Stream, NY schools is n/a. The average student to teacher ratio is n/a. In North Valley Stream, NY, an average of 89.3% of students have completed 8th grade and an average of 88.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sea Cliff, NY | 5,212 | 92% | 91.7% |
| Cedarhurst, NY | 6,786 | 91% | 89.6% |
| Old Westbury, NY | 4,784 | 91% | 88.5% |
| Jericho, NY | 14,448 | 90% | 87.1% |
| Old Bethpage, NY | 5,640 | 90% | 86.5% |
| North Valley Stream, NY | 19,342 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Claremore, OK | 19,346 | 40% | 16.6% |
| Altoona, IA | 19,348 | 79% | 63.8% |
| Willimantic, CT | 19,354 | 29% | 38.9% |
| Westbrook, ME | 19,325 | 38% | 21.7% |
| Newton, KS | 19,319 | 29% | 40.5% |
| North Valley Stream, NY | 19,342 | n/a |