| Index | Heidelberg | Pennsylvania | National |
| Average Test Scores | n/a | 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 | Heidelberg | Pennsylvania | National |
| Completed 8th grade | 87.0% | 86.9% | 84.3% |
| Completed high school | 86.8% | 85.6% | 83.0% |
| Completed some college | 47.7% | 53.6% | 59.4% |
| Completed associate degree | 31.6% | 37.4% | 38.5% |
| Completed bachelors | 20.7% | 29.3% | 30.3% |
| Completed masters | 4.7% | 11.5% | 11.5% |
| Completed professional degree | 0.9% | 3.3% | 3.3% |
| Completed doctorate | 0.9% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Heidelberg. Using the proficiency score averages, the average test scores for Heidelberg, PA schools is n/a. The average student to teacher ratio is n/a. In Heidelberg, PA, an average of 87.0% of students have completed 8th grade and an average of 86.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| McMurray, PA | 4,299 | 88% | 83.6% |
| McDonald, PA | 2,348 | 85% | 77.8% |
| Leetsdale, PA | 1,165 | 85% | 76.0% |
| Sewickley, PA | 3,947 | 81% | 67.7% |
| Allison Park, PA | 23,344 | 80% | 67.2% |
| Heidelberg, PA | 1,267 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Upton, WY | 1,267 | 45% | 6.3% |
| Ohkay Owingeh, NM | 1,267 | 15% | 68.8% |
| Van Buren, MO | 1,268 | 45% | 7.3% |
| Manawa, WI | 1,268 | 32% | 33.3% |
| Muscoda, WI | 1,266 | 35% | 26.4% |
| Heidelberg, PA | 1,267 | n/a |