| Index | Quinebaug | Connecticut | National |
| Average Test Scores | n/a | 53% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 654 | 79,221 |
| Total private schools | n/a | 207 | 24,874 |
| Total post-secondary schools | n/a | 81 | 7,963 |
| Index | Quinebaug | Connecticut | National |
| Completed 8th grade | 83.0% | 88.0% | 84.3% |
| Completed high school | 80.4% | 86.9% | 83.0% |
| Completed some college | 51.6% | 62.9% | 59.4% |
| Completed associate degree | 25.8% | 45.5% | 38.5% |
| Completed bachelors | 20.3% | 38.0% | 30.3% |
| Completed masters | 12.3% | 16.8% | 11.5% |
| Completed professional degree | 2.7% | 4.6% | 3.3% |
| Completed doctorate | 1.4% | 1.7% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Quinebaug. Using the proficiency score averages, the average test scores for Quinebaug, CT schools is n/a. The average student to teacher ratio is n/a. In Quinebaug, CT, an average of 83.0% of students have completed 8th grade and an average of 80.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fiskdale, MA | 3,015 | 61% | 27.8% |
| Brookfield, MA | 716 | 60% | 24.0% |
| East Douglas, MA | 2,985 | 57% | 19.4% |
| Chepachet, RI | 1,673 | 57% | 18.8% |
| Sturbridge, MA | 2,101 | 55% | 14.6% |
| Quinebaug, CT | 1,266 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Grace, ID | 1,266 | 58% | 21.4% |
| Bradford Woods, PA | 1,267 | 89% | 85.4% |
| Riley, KS | 1,265 | 46% | 5.2% |
| Carey, ID | 1,265 | 62% | 29.2% |
| Wagener, SC | 1,267 | 38% | 21.9% |
| Quinebaug, CT | 1,266 | n/a |
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