| Index | Donegal | 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 | Donegal | Pennsylvania | National |
| Completed 8th grade | 70.6% | 86.9% | 84.3% |
| Completed high school | 68.4% | 85.6% | 83.0% |
| Completed some college | 22.8% | 53.6% | 59.4% |
| Completed associate degree | 19.9% | 37.4% | 38.5% |
| Completed bachelors | 8.8% | 29.3% | 30.3% |
| Completed masters | 5.1% | 11.5% | 11.5% |
| Completed professional degree | 1.5% | 3.3% | 3.3% |
| Completed doctorate | 0.0% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Donegal. Using the proficiency score averages, the average test scores for Donegal, PA schools is n/a. The average student to teacher ratio is n/a. In Donegal, PA, an average of 70.6% of students have completed 8th grade and an average of 68.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greensburg, PA | 14,239 | 68% | 42.0% |
| Jeannette, PA | 9,146 | 66% | 37.7% |
| New Stanton, PA | 2,452 | 66% | 37.5% |
| Ligonier, PA | 1,381 | 65% | 34.7% |
| Rockwood, PA | 802 | 63% | 31.8% |
| Donegal, PA | 150 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Port Graham, AK | 150 | 20% | 58.3% |
| Nightmute, AK | 150 | 10% | 79.2% |
| Deering, AK | 150 | 20% | 58.3% |
| Bluff, UT | 150 | 30% | 37.5% |
| Custer, MT | 151 | 30% | 37.5% |
| Donegal, PA | 150 | n/a |
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