| Index | Croydon | Pennsylvania | National |
| Average Test Scores | 50% | 55% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 2 | 2,563 | 79,221 |
| Total private schools | 2 | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Croydon | Pennsylvania | National |
| Completed 8th grade | 80.9% | 86.9% | 84.3% |
| Completed high school | 80.4% | 85.6% | 83.0% |
| Completed some college | 35.2% | 53.6% | 59.4% |
| Completed associate degree | 16.9% | 37.4% | 38.5% |
| Completed bachelors | 11.4% | 29.3% | 30.3% |
| Completed masters | 2.9% | 11.5% | 11.5% |
| Completed professional degree | 0.7% | 3.3% | 3.3% |
| Completed doctorate | 0.1% | 1.4% | 1.3% |
There are a total of 2 public schools, 2 private schools and n/a post-secondary schools in Croydon. Using the proficiency score averages, the average test scores for Croydon, PA schools is 50%. The average student to teacher ratio is 18:1. In Croydon, PA, an average of 80.9% of students have completed 8th grade and an average of 80.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Newtown, PA | 1,951 | 82% | 69.8% |
| Richboro, PA | 8,480 | 81% | 68.8% |
| Maple Glen, PA | 6,691 | 81% | 68.8% |
| Moorestown-Lenola, NJ | 13,879 | 77% | 60.4% |
| Willow Grove, PA | 12,881 | 75% | 56.9% |
| Croydon, PA | 9,693 | 50% | 3.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Little River, SC | 9,692 | 60% | 25.3% |
| Marysville, MI | 9,695 | 60% | 24.1% |
| Keansburg, NJ | 9,697 | 22% | 54.2% |
| Decatur, IN | 9,700 | 40% | 17.4% |
| Kensington, CT | 9,685 | 62% | 29.9% |
| Croydon, PA | 9,693 | 50% | 3.1% |
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