| Index | Carle Place | New York | National |
| Average Test Scores | 74% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 3 | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Carle Place | New York | National |
| Completed 8th grade | 88.2% | 83.5% | 84.3% |
| Completed high school | 87.9% | 82.1% | 83.0% |
| Completed some college | 63.8% | 59.5% | 59.4% |
| Completed associate degree | 50.5% | 43.4% | 38.5% |
| Completed bachelors | 37.7% | 34.7% | 30.3% |
| Completed masters | 12.9% | 15.1% | 11.5% |
| Completed professional degree | 3.6% | 4.2% | 3.3% |
| Completed doctorate | 0.2% | 1.5% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Carle Place. Using the proficiency score averages, the average test scores for Carle Place, NY schools is 74%. The average student to teacher ratio is n/a. In Carle Place, NY, an average of 88.2% of students have completed 8th grade and an average of 87.9% 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% |
| Carle Place, NY | 4,966 | 74% | 54.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Canutillo, TX | 4,968 | 45% | 5.4% |
| South Barrington, IL | 4,963 | 69% | 42.7% |
| Prospect, KY | 4,961 | 73% | 51.0% |
| Buckley, WA | 4,960 | 66% | 37.0% |
| Needles, CA | 4,959 | 37% | 23.8% |
| Carle Place, NY | 4,966 | 74% | 54.2% |
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