| Index | Chambersburg | Pennsylvania | National |
| Average Test Scores | 57% | 55% | 48% |
| Student/Teacher ratio | 18:1 | 16:1 | 16:1 |
| Total public schools | 17 | 2,563 | 79,221 |
| Total private schools | 7 | 1,626 | 24,874 |
| Total post-secondary schools | 5 | 406 | 7,963 |
| Index | Chambersburg | Pennsylvania | National |
| Completed 8th grade | 79.8% | 86.9% | 84.3% |
| Completed high school | 77.5% | 85.6% | 83.0% |
| Completed some college | 43.5% | 53.6% | 59.4% |
| Completed associate degree | 28.2% | 37.4% | 38.5% |
| Completed bachelors | 21.1% | 29.3% | 30.3% |
| Completed masters | 7.9% | 11.5% | 11.5% |
| Completed professional degree | 1.7% | 3.3% | 3.3% |
| Completed doctorate | 0.4% | 1.4% | 1.3% |
There are a total of 17 public schools, 7 private schools and 5 post-secondary schools in Chambersburg. Using the proficiency score averages, the average test scores for Chambersburg, PA schools is 57%. The average student to teacher ratio is 18:1. In Chambersburg, PA, an average of 79.8% of students have completed 8th grade and an average of 77.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greencastle, PA | 4,088 | 69% | 44.4% |
| Fayetteville, PA | 2,938 | 64% | 32.3% |
| Shippensburg, PA | 5,760 | 62% | 29.9% |
| Mercersburg, PA | 1,737 | 62% | 29.0% |
| Waynesboro, PA | 11,180 | 61% | 27.8% |
| Chambersburg, PA | 21,603 | 57% | 18.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Covington, WA | 21,603 | 55% | 13.8% |
| Ashland, OR | 21,633 | 62% | 29.8% |
| Lakeside, CA | 21,636 | 46% | 4.2% |
| Clifton, CO | 21,554 | 18% | 63.5% |
| South Milwaukee, WI | 21,661 | 38% | 21.2% |
| Chambersburg, PA | 21,603 | 57% | 18.1% |
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