Harry H Herndon Middle School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| STAAR | ||||||
| 2012 | Mathematics | 5th Grade | % met std | 84% | 76% | 77% |
| 2013 | Mathematics | 5th Grade | % met std | 81% | 74% | 75% |
| 2012 | Reading | 5th Grade | % met std | 83% | 79% | 77% |
| 2013 | Reading | 5th Grade | % met std | 86% | 82% | 77% |
| 2012 | Science | 5th Grade | % met std | 88% | 82% | 73% |
| 2013 | Science | 5th Grade | % met std | 81% | 76% | 73% |
| 2012 | Mathematics | 6th Grade | % met std | 91% | 85% | 77% |
| 2013 | Mathematics | 6th Grade | % met std | 87% | 82% | 74% |
| 2012 | Reading | 6th Grade | % met std | 91% | 85% | 75% |
| 2013 | Reading | 6th Grade | % met std | 88% | 78% | 71% |
| TAKS | ||||||
| 2011 | Mathematics | 5th Grade | % met std | 92% | 91% | N/A |
| 2011 | Reading | 5th Grade | % met std | 97% | 94% | N/A |
| 2011 | Science | 5th Grade | % met std | 94% | 88% | N/A |
| 2011 | Mathematics | 6th Grade | % met std | 92% | 90% | N/A |
| 2011 | Reading | 6th Grade | % met std | 93% | 92% | N/A |
Some data by SchoolDigger.com.
* Harry H Herndon Middle School, Test Performance was rated 4 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.