| Index | Ridgefield | Connecticut | National |
| Average Test Scores | 83% | 53% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 10 | 654 | 79,221 |
| Total private schools | 2 | 207 | 24,874 |
| Total post-secondary schools | n/a | 81 | 7,963 |
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| Index | Ridgefield | Connecticut | National |
| Completed 8th grade | 96.3% | 88.0% | 84.3% |
| Completed high school | 96.1% | 86.9% | 83.0% |
| Completed some college | 87.1% | 62.9% | 59.4% |
| Completed associate degree | 78.2% | 45.5% | 38.5% |
| Completed bachelors | 73.8% | 38.0% | 30.3% |
| Completed masters | 35.7% | 16.8% | 11.5% |
| Completed professional degree | 9.5% | 4.6% | 3.3% |
| Completed doctorate | 2.9% | 1.7% | 1.3% |
There are a total of 10 public schools, 2 private schools and n/a post-secondary schools in Ridgefield. Using the proficiency score averages, the average test scores for Ridgefield, CT schools is 83%. The average student to teacher ratio is 15:1. In Ridgefield, CT, an average of 96.3% of students have completed 8th grade and an average of 96.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lincolndale, NY | 1,436 | 99% | 105.2% |
| Carmel Hamlet, NY | 6,470 | 99% | 105.2% |
| Chappaqua, NY | 2,709 | 86% | 79.0% |
| Armonk, NY | 4,557 | 86% | 78.8% |
| Darien, CT | 22,334 | 85% | 76.9% |
| Ridgefield, CT | 7,492 | 83% | 73.5% |
| City | Population | Avg. Test Scores | National Avg. |
| La Feria, TX | 7,494 | 45% | 7.0% |
| Washington, IA | 7,490 | 56% | 16.0% |
| Madison, SD | 7,489 | 52% | 8.9% |
| Riverdale Park, MD | 7,497 | 32% | 34.4% |
| West Concord, MA | 7,498 | 81% | 67.7% |
| Ridgefield, CT | 7,492 | 83% | 73.5% |
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