| Index | Millbourne | Pennsylvania | National |
| Average Test Scores | n/a | 55% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,563 | 79,221 |
| Total private schools | n/a | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |
| Index | Millbourne | Pennsylvania | National |
| Completed 8th grade | 73.3% | 86.9% | 84.3% |
| Completed high school | 72.8% | 85.6% | 83.0% |
| Completed some college | 39.5% | 53.6% | 59.4% |
| Completed associate degree | 23.3% | 37.4% | 38.5% |
| Completed bachelors | 17.7% | 29.3% | 30.3% |
| Completed masters | 4.6% | 11.5% | 11.5% |
| Completed professional degree | 1.6% | 3.3% | 3.3% |
| Completed doctorate | 0.0% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Millbourne. Using the proficiency score averages, the average test scores for Millbourne, PA schools is n/a. The average student to teacher ratio is n/a. In Millbourne, PA, an average of 73.3% of students have completed 8th grade and an average of 72.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Fort Washington, PA | 6,013 | 89% | 84.9% |
| 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% |
| Millbourne, PA | 1,258 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Gillett, WI | 1,258 | 45% | 6.9% |
| Wendover, UT | 1,258 | 26% | 46.4% |
| Union Springs, NY | 1,257 | 70% | 45.5% |
| Mansfield, MO | 1,257 | 56% | 16.3% |
| Prosperity, SC | 1,257 | 58% | 20.5% |
| Millbourne, PA | 1,258 | n/a |
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