| Index | Herndon | Pennsylvania | National |
| Average Test Scores | 60% | 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 | Herndon | Pennsylvania | National |
| Completed 8th grade | 78.4% | 86.9% | 84.3% |
| Completed high school | 77.6% | 85.6% | 83.0% |
| Completed some college | 31.8% | 53.6% | 59.4% |
| Completed associate degree | 22.9% | 37.4% | 38.5% |
| Completed bachelors | 14.7% | 29.3% | 30.3% |
| Completed masters | 3.3% | 11.5% | 11.5% |
| Completed professional degree | 0.0% | 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 Herndon. Using the proficiency score averages, the average test scores for Herndon, PA schools is 60%. The average student to teacher ratio is n/a. In Herndon, PA, an average of 78.4% of students have completed 8th grade and an average of 77.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Selinsgrove, PA | 5,923 | 68% | 40.6% |
| Klingerstown, PA | 96 | 65% | 34.4% |
| Millersburg, PA | 2,514 | 63% | 31.3% |
| Trevorton, PA | 1,624 | 62% | 29.2% |
| Mifflinburg, PA | 3,493 | 59% | 22.6% |
| Herndon, PA | 374 | 60% | 24.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Marshall, IN | 374 | 42% | 13.5% |
| Mondamin, IA | 374 | 61% | 26.6% |
| Gayville, SD | 374 | 35% | 27.8% |
| Long Lake, NY | 374 | 33% | 32.3% |
| Giltner, NE | 374 | 65% | 35.4% |
| Herndon, PA | 374 | 60% | 24.5% |
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