| Index | Millerstown | Pennsylvania | National |
| Average Test Scores | 64% | 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 | Millerstown | Pennsylvania | National |
| Completed 8th grade | 92.1% | 86.9% | 84.3% |
| Completed high school | 92.1% | 85.6% | 83.0% |
| Completed some college | 53.5% | 53.6% | 59.4% |
| Completed associate degree | 33.9% | 37.4% | 38.5% |
| Completed bachelors | 24.1% | 29.3% | 30.3% |
| Completed masters | 10.5% | 11.5% | 11.5% |
| Completed professional degree | 1.4% | 3.3% | 3.3% |
| Completed doctorate | 0.4% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Millerstown. Using the proficiency score averages, the average test scores for Millerstown, PA schools is 64%. The average student to teacher ratio is n/a. In Millerstown, PA, an average of 92.1% of students have completed 8th grade and an average of 92.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dauphin, PA | 1,119 | 70% | 44.8% |
| Millersburg, PA | 2,589 | 63% | 31.3% |
| Beaver Springs, PA | 796 | 60% | 24.0% |
| Halifax, PA | 989 | 60% | 24.0% |
| Newport, PA | 1,700 | 55% | 14.9% |
| Millerstown, PA | 720 | 64% | 33.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Merrill, OR | 720 | 46% | 4.7% |
| Sanders, AZ | 720 | 24% | 50.8% |
| Tamms, IL | 721 | 17% | 64.2% |
| Athol, ID | 721 | 53% | 9.4% |
| Alta, CA | 721 | 50% | 4.2% |
| Millerstown, PA | 720 | 64% | 33.0% |