| Index | Mercer | Pennsylvania | National |
| Average Test Scores | 59% | 55% | 48% |
| Student/Teacher ratio | 12:1 | 16:1 | 16:1 |
| Total public schools | 5 | 2,563 | 79,221 |
| Total private schools | 2 | 1,626 | 24,874 |
| Total post-secondary schools | 1 | 406 | 7,963 |
| Index | Mercer | Pennsylvania | National |
| Completed 8th grade | 87.3% | 86.9% | 84.3% |
| Completed high school | 86.7% | 85.6% | 83.0% |
| Completed some college | 51.5% | 53.6% | 59.4% |
| Completed associate degree | 34.5% | 37.4% | 38.5% |
| Completed bachelors | 23.8% | 29.3% | 30.3% |
| Completed masters | 9.8% | 11.5% | 11.5% |
| Completed professional degree | 2.1% | 3.3% | 3.3% |
| Completed doctorate | 0.5% | 1.4% | 1.3% |
There are a total of 5 public schools, 2 private schools and 1 post-secondary schools in Mercer. Using the proficiency score averages, the average test scores for Mercer, PA schools is 59%. The average student to teacher ratio is 12:1. In Mercer, PA, an average of 87.3% of students have completed 8th grade and an average of 86.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sharpsville, PA | 4,264 | 69% | 44.4% |
| Hermitage, PA | 16,098 | 69% | 44.3% |
| Slippery Rock, PA | 3,665 | 68% | 41.3% |
| Stoneboro, PA | 782 | 67% | 39.6% |
| West Middlesex, PA | 1,179 | 59% | 22.9% |
| Mercer, PA | 1,794 | 59% | 23.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Oak Grove, LA | 1,794 | 75% | 56.3% |
| Drexel, NC | 1,794 | 13% | 74.0% |
| Winterville, GA | 1,795 | 27% | 43.8% |
| Nisswa, MN | 1,795 | 65% | 34.4% |
| Elkland, PA | 1,793 | 45% | 7.3% |
| Mercer, PA | 1,794 | 59% | 23.7% |
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