| Index | Colwyn | Pennsylvania | National |
| Average Test Scores | 27% | 55% | 48% |
| Student/Teacher ratio | 30:1 | 16:1 | 16:1 |
| Total public schools | 1 | 2,563 | 79,221 |
| Total private schools | n/a | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Colwyn | Pennsylvania | National |
| Completed 8th grade | 84.9% | 86.9% | 84.3% |
| Completed high school | 84.9% | 85.6% | 83.0% |
| Completed some college | 56.1% | 53.6% | 59.4% |
| Completed associate degree | 32.5% | 37.4% | 38.5% |
| Completed bachelors | 22.8% | 29.3% | 30.3% |
| Completed masters | 5.9% | 11.5% | 11.5% |
| Completed professional degree | 0.0% | 3.3% | 3.3% |
| Completed doctorate | 0.0% | 1.4% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Colwyn. Using the proficiency score averages, the average test scores for Colwyn, PA schools is 27%. The average student to teacher ratio is 30:1. In Colwyn, PA, an average of 84.9% of students have completed 8th grade and an average of 84.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Penn Wynne, PA | 5,769 | 87% | 81.3% |
| Berwyn, PA | 3,621 | 86% | 79.9% |
| Bryn Mawr, PA | 5,611 | 86% | 78.1% |
| Ardmore, PA | 13,567 | 85% | 77.1% |
| Devon, PA | 1,830 | 84% | 75.5% |
| Colwyn, PA | 2,541 | 27% | 43.8% |
| City | Population | Avg. Test Scores | National Avg. |
| North Prairie, WI | 2,542 | 72% | 49.0% |
| Palmer, TX | 2,540 | 55% | 15.3% |
| Colby, WI | 2,539 | 30% | 37.2% |
| Galva, IL | 2,539 | 30% | 38.5% |
| Sisseton, SD | 2,539 | 35% | 28.1% |
| Colwyn, PA | 2,541 | 27% | 43.8% |
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