| Index | Putnam Lake | 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 | Putnam Lake | New York | National |
| Completed 8th grade | 84.2% | 83.5% | 84.3% |
| Completed high school | 84.0% | 82.1% | 83.0% |
| Completed some college | 59.9% | 59.5% | 59.4% |
| Completed associate degree | 40.0% | 43.4% | 38.5% |
| Completed bachelors | 30.9% | 34.7% | 30.3% |
| Completed masters | 11.2% | 15.1% | 11.5% |
| Completed professional degree | 2.8% | 4.2% | 3.3% |
| Completed doctorate | 0.3% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Putnam Lake. Using the proficiency score averages, the average test scores for Putnam Lake, NY schools is n/a. The average student to teacher ratio is n/a. In Putnam Lake, NY, an average of 84.2% of students have completed 8th grade and an average of 84.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Carmel Hamlet, NY | 6,278 | 99% | 105.2% |
| Lincolndale, NY | 1,407 | 99% | 105.2% |
| Shrub Oak, NY | 3,094 | 97% | 102.1% |
| Ridgefield, CT | 7,228 | 83% | 73.5% |
| Hopewell Junction, NY | 725 | 74% | 54.9% |
| Putnam Lake, NY | 3,943 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Holloman AFB, NM | 3,943 | 55% | 13.5% |
| Echols County, GA | 3,944 | 37% | 24.0% |
| Gatlinburg, TN | 3,944 | 40% | 17.4% |
| Montpelier, OH | 3,944 | 67% | 39.1% |
| Waverly, NE | 3,941 | 59% | 22.2% |
| Putnam Lake, NY | 3,943 | n/a |
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