| Index | Arden | Delaware | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 191 | 79,221 |
| Total private schools | n/a | 129 | 24,874 |
| Total post-secondary schools | n/a | 20 | 7,963 |
| Index | Arden | Delaware | National |
| Completed 8th grade | 95.9% | 86.3% | 84.3% |
| Completed high school | 95.6% | 85.3% | 83.0% |
| Completed some college | 75.6% | 57.7% | 59.4% |
| Completed associate degree | 55.9% | 38.2% | 38.5% |
| Completed bachelors | 49.0% | 30.5% | 30.3% |
| Completed masters | 24.1% | 12.4% | 11.5% |
| Completed professional degree | 5.4% | 3.5% | 3.3% |
| Completed doctorate | 3.3% | 1.7% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Arden. Using the proficiency score averages, the average test scores for Arden, DE schools is n/a. The average student to teacher ratio is n/a. In Arden, DE, an average of 95.9% of students have completed 8th grade and an average of 95.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Penn Wynne, PA | 5,769 | 87% | 81.3% |
| Bryn Mawr, PA | 5,611 | 86% | 78.1% |
| Ardmore, PA | 13,567 | 85% | 77.1% |
| Narberth, PA | 4,304 | 81% | 68.8% |
| Downingtown, PA | 8,012 | 79% | 63.9% |
| Arden, DE | 535 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Nuiqsut, AK | 535 | 5% | 89.6% |
| Crawfordville, GA | 535 | 20% | 59.4% |
| Creston, IL | 535 | 37% | 22.9% |
| DeKalb Junction, NY | 535 | 35% | 28.1% |
| Newcomb, NM | 535 | 17% | 64.1% |
| Arden, DE | 535 | n/a |
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