| Index | South Williamsport | Pennsylvania | National |
| Average Test Scores | 53% | 55% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 3 | 2,563 | 79,221 |
| Total private schools | n/a | 1,626 | 24,874 |
| Total post-secondary schools | n/a | 406 | 7,963 |

| Index | South Williamsport | Pennsylvania | National |
| Completed 8th grade | 89.5% | 86.9% | 84.3% |
| Completed high school | 89.5% | 85.6% | 83.0% |
| Completed some college | 54.5% | 53.6% | 59.4% |
| Completed associate degree | 34.2% | 37.4% | 38.5% |
| Completed bachelors | 21.3% | 29.3% | 30.3% |
| Completed masters | 8.7% | 11.5% | 11.5% |
| Completed professional degree | 1.2% | 3.3% | 3.3% |
| Completed doctorate | 0.6% | 1.4% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in South Williamsport. Using the proficiency score averages, the average test scores for South Williamsport, PA schools is 53%. The average student to teacher ratio is 16:1. In South Williamsport, PA, an average of 89.5% of students have completed 8th grade and an average of 89.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Montoursville, PA | 4,580 | 70% | 45.6% |
| Hughesville, PA | 2,484 | 69% | 43.8% |
| Montgomery, PA | 1,526 | 67% | 40.1% |
| Turbotville, PA | 803 | 67% | 39.9% |
| Jersey Shore, PA | 4,336 | 65% | 35.8% |
| South Williamsport, PA | 6,281 | 53% | 10.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Violet, LA | 6,286 | 67% | 39.6% |
| Independence, IA | 6,286 | 69% | 43.8% |
| Ontario, OH | 6,274 | 71% | 46.9% |
| Rensselaer, IN | 6,274 | 46% | 4.5% |
| Sheridan, OR | 6,288 | 34% | 28.6% |
| South Williamsport, PA | 6,281 | 53% | 10.8% |