Karns High School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| TCAP | ||||||
| 2010 | Algebra I | End of course | % met std | 32.7% | 44% | N/A |
| 2011 | Algebra I | End of course | % met std | 41.4% | 46.7% | 47% |
| 2012 | Algebra I | End of course | % met std | 50.2% | 56.8% | 55.3% |
| 2010 | English II | End of course | % met std | 66.6% | 70.6% | N/A |
| 2011 | English II | End of course | % met std | 69.5% | 70.3% | 58% |
| 2012 | English II | End of course | % met std | 67.3% | 68.4% | 60.7% |
Some data by SchoolDigger.com.