| 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 | 5,212 | 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% |
| Carle Place, NY | 5,080 | 74% | 54.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Suncook, NH | 5,080 | 45% | 6.5% |
| Desloge, MO | 5,079 | 45% | 6.9% |
| Coal City, IL | 5,083 | 49% | 1.3% |
| Mendham, NJ | 5,076 | 79% | 63.5% |
| Hazard, KY | 5,076 | 49% | 1.5% |
| Carle Place, NY | 5,080 | 74% | 54.2% |