| Index | Danbury | Connecticut | National |
| Average Test Scores | 46% | 53% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 19 | 654 | 79,221 |
| Total private schools | 13 | 207 | 24,874 |
| Total post-secondary schools | 3 | 81 | 7,963 |
| Index | Danbury | Connecticut | National |
| Completed 8th grade | 81.4% | 88.0% | 84.3% |
| Completed high school | 79.6% | 86.9% | 83.0% |
| Completed some college | 53.2% | 62.9% | 59.4% |
| Completed associate degree | 36.8% | 45.5% | 38.5% |
| Completed bachelors | 31.1% | 38.0% | 30.3% |
| Completed masters | 13.3% | 16.8% | 11.5% |
| Completed professional degree | 3.0% | 4.6% | 3.3% |
| Completed doctorate | 0.9% | 1.7% | 1.3% |
There are a total of 19 public schools, 13 private schools and 3 post-secondary schools in Danbury. Using the proficiency score averages, the average test scores for Danbury, CT schools is 46%. The average student to teacher ratio is 13:1. In Danbury, CT, an average of 81.4% of students have completed 8th grade and an average of 79.6% 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% |
| Ridgefield, CT | 7,228 | 83% | 73.5% |
| Trumbull, CT | 36,477 | 79% | 64.0% |
| Katonah, NY | 1,706 | 75% | 55.2% |
| Danbury, CT | 84,650 | 46% | 4.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Largo, FL | 84,666 | 56% | 17.0% |
| Lake Forest, CA | 84,666 | 57% | 19.5% |
| New Braunfels, TX | 84,622 | 56% | 16.1% |
| Hemet, CA | 84,686 | 29% | 39.7% |
| Bloomington, IN | 84,691 | 56% | 17.3% |
| Danbury, CT | 84,650 | 46% | 4.9% |
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