| Index | Sunbury | Pennsylvania | National |
| Average Test Scores | 51% | 55% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 5 | 2,563 | 79,221 |
| Total private schools | 2 | 1,626 | 24,874 |
| Total post-secondary schools | 3 | 406 | 7,963 |
| Index | Sunbury | Pennsylvania | National |
| Completed 8th grade | 77.2% | 86.9% | 84.3% |
| Completed high school | 73.8% | 85.6% | 83.0% |
| Completed some college | 29.2% | 53.6% | 59.4% |
| Completed associate degree | 16.7% | 37.4% | 38.5% |
| Completed bachelors | 9.8% | 29.3% | 30.3% |
| Completed masters | 2.4% | 11.5% | 11.5% |
| Completed professional degree | 0.6% | 3.3% | 3.3% |
| Completed doctorate | 0.3% | 1.4% | 1.3% |
There are a total of 5 public schools, 2 private schools and 3 post-secondary schools in Sunbury. Using the proficiency score averages, the average test scores for Sunbury, PA schools is 51%. The average student to teacher ratio is 16:1. In Sunbury, PA, an average of 77.2% of students have completed 8th grade and an average of 73.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lewisburg, PA | 5,730 | 76% | 57.3% |
| Danville, PA | 4,613 | 72% | 49.0% |
| Selinsgrove, PA | 5,923 | 68% | 40.6% |
| Klingerstown, PA | 96 | 65% | 34.4% |
| Trevorton, PA | 1,624 | 62% | 29.2% |
| Sunbury, PA | 9,446 | 51% | 5.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Amityville, NY | 9,440 | 42% | 12.0% |
| Hackettstown, NJ | 9,440 | 58% | 21.6% |
| Mount Airy, MD | 9,439 | 57% | 17.7% |
| Ecorse, MI | 9,456 | 14% | 71.9% |
| Coral Hills, MD | 9,457 | 14% | 70.3% |
| Sunbury, PA | 9,446 | 51% | 5.7% |
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