| Index | Tariffville | Connecticut | National |
| Average Test Scores | 70% | 53% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 1 | 654 | 79,221 |
| Total private schools | n/a | 207 | 24,874 |
| Total post-secondary schools | n/a | 81 | 7,963 |
| Index | Tariffville | Connecticut | National |
| Completed 8th grade | 91.4% | 88.0% | 84.3% |
| Completed high school | 91.4% | 86.9% | 83.0% |
| Completed some college | 74.9% | 62.9% | 59.4% |
| Completed associate degree | 53.7% | 45.5% | 38.5% |
| Completed bachelors | 46.1% | 38.0% | 30.3% |
| Completed masters | 20.1% | 16.8% | 11.5% |
| Completed professional degree | 5.2% | 4.6% | 3.3% |
| Completed doctorate | 1.5% | 1.7% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Tariffville. Using the proficiency score averages, the average test scores for Tariffville, CT schools is 70%. The average student to teacher ratio is 13:1. In Tariffville, CT, an average of 91.4% of students have completed 8th grade and an average of 91.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Simsbury Center, CT | 6,271 | 79% | 63.5% |
| West Simsbury, CT | 3,131 | 77% | 60.4% |
| Weatogue, CT | 2,396 | 72% | 49.0% |
| Collinsville, CT | 3,729 | 71% | 47.9% |
| Salmon Brook, CT | 2,348 | 71% | 47.4% |
| Tariffville, CT | 1,810 | 70% | 44.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Louisa, VA | 1,810 | 78% | 61.8% |
| Loretto, TN | 1,810 | 34% | 28.6% |
| Monroe, IA | 1,810 | 78% | 63.0% |
| Clarendon, TX | 1,810 | 56% | 15.6% |
| Stockton, MO | 1,810 | 49% | 1.0% |
| Tariffville, CT | 1,810 | 70% | 44.8% |
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