| Index | Litchfield | Connecticut | National |
| Average Test Scores | 67% | 53% | 48% |
| Student/Teacher ratio | 13:1 | 14:1 | 16:1 |
| Total public schools | 8 | 654 | 79,221 |
| Total private schools | 3 | 207 | 24,874 |
| Total post-secondary schools | n/a | 81 | 7,963 |
| Index | Litchfield | Connecticut | National |
| Completed 8th grade | 95.3% | 88.0% | 84.3% |
| Completed high school | 94.3% | 86.9% | 83.0% |
| Completed some college | 74.4% | 62.9% | 59.4% |
| Completed associate degree | 57.2% | 45.5% | 38.5% |
| Completed bachelors | 46.5% | 38.0% | 30.3% |
| Completed masters | 21.0% | 16.8% | 11.5% |
| Completed professional degree | 7.6% | 4.6% | 3.3% |
| Completed doctorate | 2.9% | 1.7% | 1.3% |
There are a total of 8 public schools, 3 private schools and n/a post-secondary schools in Litchfield. Using the proficiency score averages, the average test scores for Litchfield, CT schools is 67%. The average student to teacher ratio is 13:1. In Litchfield, CT, an average of 95.3% of students have completed 8th grade and an average of 94.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Northwest Harwinton, CT | 2,897 | 77% | 60.4% |
| Lakeville, CT | 830 | 72% | 50.0% |
| Collinsville, CT | 3,729 | 71% | 47.9% |
| Bethlehem Village, CT | 1,792 | 62% | 29.2% |
| Oakville, CT | 9,679 | 59% | 22.4% |
| Litchfield, CT | 1,279 | 67% | 39.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Grantsburg, WI | 1,279 | 35% | 27.3% |
| Germantown, IL | 1,279 | 72% | 50.0% |
| Berry Creek, CA | 1,278 | 25% | 47.9% |
| Keaau, HI | 1,280 | 33% | 31.0% |
| Perry, KS | 1,277 | 27% | 43.2% |
| Litchfield, CT | 1,279 | 67% | 39.4% |
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