| Index | Armonk | New York | National |
| Average Test Scores | 81% | 48% | 49% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 4 | 4,060 | 79,221 |
| Total private schools | 2 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Armonk | New York | National |
| Completed 8th grade | 98.0% | 83.5% | 84.3% |
| Completed high school | 98.0% | 82.1% | 83.0% |
| Completed some college | 90.7% | 59.5% | 59.4% |
| Completed associate degree | 79.2% | 43.4% | 38.5% |
| Completed bachelors | 75.6% | 34.7% | 30.3% |
| Completed masters | 41.5% | 15.1% | 11.5% |
| Completed professional degree | 16.1% | 4.2% | 3.3% |
| Completed doctorate | 5.1% | 1.5% | 1.3% |
There are a total of 4 public schools, 2 private schools and n/a post-secondary schools in Armonk. Using the proficiency score averages, the average test scores for Armonk, NY schools is 81%. The average student to teacher ratio is n/a. In Armonk, NY, an average of 98.0% of students have completed 8th grade and an average of 98.0% have completed high school.
| City, State | Population | Avg. Test Scores | National Avg. |
| Orangeburg, NY | 4,192 | 99% | 100% |
| Lincolndale, NY | 1,644 | 98% | 98% |
| Fort Montgomery, NY | 1,544 | 94% | 90% |
| Riverside, CT | 8,289 | 83% | 68% |
| Closter, NJ | 8,650 | 83% | 68% |
| Armonk, NY | 4,303 | 81% | 64% |
| City, State | Population | Avg. Test Scores | National Avg. |
| Jersey Shore, PA | 4,304 | 62% | 27% |
| Sharpsville, PA | 4,304 | 61% | 24% |
| Buckingham, FL | 4,305 | 48% | 2% |
| Cockrell Hill, TX | 4,301 | 50% | 2% |
| Narberth, PA | 4,305 | 77% | 56% |
| Armonk, NY | 4,303 | 81% | 64% |
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