Clay High School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| ECA | ||||||
| 2010 | Algebra I | End of course | % met std | 44% | 30% | 61% |
| 2011 | Algebra I | End of course | % met std | 54% | 47.6% | 72.4% |
| 2012 | Algebra I | End of course | % met std | 54.2% | 46.5% | N/A |
| 2010 | Biology I | End of course | % met std | 24% | 21% | 37% |
| 2011 | Biology I | End of course | % met std | 23.4% | 24.1% | 46.9% |
| 2012 | Biology I | End of course | % met std | 24.7% | 29.2% | N/A |
| 2010 | English 10 | End of course | % met std | 49% | 49% | 63% |
| 2011 | English 10 | End of course | % met std | 58.9% | 60.5% | 71.9% |
| 2012 | English 10 | End of course | % met std | 72.2% | 68.4% | N/A |
| ISTEP+ | ||||||
| 2005 | English/Language Arts | 10th Grade | % met std | 57% | 54% | 68% |
| 2006 | English/Language Arts | 10th Grade | % met std | 51% | 49% | 68% |
| 2007 | English/Language Arts | 10th Grade | % met std | 55% | 50% | 67% |
| 2008 | English/Language Arts | 10th Grade | % met std | 46% | 47% | 68% |
| 2009 | English/Language Arts | 10th Grade | % met std | 56% | 53% | 67% |
| 2005 | Math | 10th Grade | % met std | 54% | 50% | 64% |
| 2006 | Math | 10th Grade | % met std | 50% | 46% | 64% |
| 2007 | Math | 10th Grade | % met std | 54% | 51% | 65% |
| 2008 | Math | 10th Grade | % met std | 49% | 49% | 66% |
| 2009 | Math | 10th Grade | % met std | 53% | 50% | 65% |
| 2005 | English/Language Arts | 9th Grade | % met std | 52% | 51% | 66% |
| 2006 | English/Language Arts | 9th Grade | % met std | 57% | 51% | 67% |
| 2007 | English/Language Arts | 9th Grade | % met std | 55% | 51% | 68% |
| 2008 | English/Language Arts | 9th Grade | % met std | 52% | 50% | 66% |
| 2005 | Math | 9th Grade | % met std | 55% | 52% | 68% |
| 2006 | Math | 9th Grade | % met std | 59% | 56% | 71% |
| 2007 | Math | 9th Grade | % met std | 52% | 52% | 67% |
| 2008 | Math | 9th Grade | % met std | 60% | 57% | 70% |
Some data by SchoolDigger.com.
* Clay High School, Test Performance was rated 3.5 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.