| Index | Farmingville | New York | National |
| Average Test Scores | 63% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | 2 | 4,060 | 79,221 |
| Total private schools | 2 | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Farmingville | New York | National |
| Completed 8th grade | 87.7% | 83.5% | 84.3% |
| Completed high school | 87.4% | 82.1% | 83.0% |
| Completed some college | 55.1% | 59.5% | 59.4% |
| Completed associate degree | 36.1% | 43.4% | 38.5% |
| Completed bachelors | 24.9% | 34.7% | 30.3% |
| Completed masters | 9.2% | 15.1% | 11.5% |
| Completed professional degree | 2.5% | 4.2% | 3.3% |
| Completed doctorate | 0.8% | 1.5% | 1.3% |
There are a total of 2 public schools, 2 private schools and n/a post-secondary schools in Farmingville. Using the proficiency score averages, the average test scores for Farmingville, NY schools is 63%. The average student to teacher ratio is n/a. In Farmingville, NY, an average of 87.7% of students have completed 8th grade and an average of 87.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| West Sayville, NY | 4,956 | 82% | 69.8% |
| Shoreham, NY | 375 | 82% | 69.8% |
| Hauppauge, NY | 19,661 | 80% | 66.3% |
| Setauket-East Setauket, NY | 14,174 | 80% | 65.6% |
| Port Jefferson, NY | 8,016 | 77% | 60.8% |
| Farmingville, NY | 16,705 | 63% | 30.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Sunnyside, WA | 16,703 | 45% | 6.4% |
| Cohoes, NY | 16,708 | 52% | 8.5% |
| Highland Village, TX | 16,701 | 67% | 39.8% |
| Opelousas, LA | 16,687 | 59% | 23.3% |
| Pendleton, OR | 16,685 | 44% | 8.6% |
| Farmingville, NY | 16,705 | 63% | 30.2% |
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