Dewar High School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| OCCT | ||||||
| 2010 | Algebra I | End of course | % met std | 18% | 18% | 69% |
| 2011 | Algebra I | End of course | % met std | 38% | 38% | 74% |
| 2010 | English II | End of course | % met std | 73% | 73% | 85% |
| 2011 | English II | End of course | % met std | 87% | 87% | 86% |
| 2009 | Math | End of course | % met std | 37% | 54% | 81% |
| 2009 | Reading | End of course | % met std | 72% | 72% | 77% |
| 2009 | Science | End of course | % met std | 49% | 49% | N/A |
| 2010 | Science | End of course | % met std | 67% | 67% | 75% |
| 2011 | Science | End of course | % met std | 73% | 73% | 79% |
Some data by SchoolDigger.com.