Mattole Triple Junction High High School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| CAHSEE | ||||||
| 2005 | English Language Arts | 10th Grade | % met std | 0% | 0% | 76% |
| 2006 | English Language Arts | 10th Grade | % met std | 0% | 0% | 77% |
| 2007 | English Language Arts | 10th Grade | % met std | 0% | 0% | 77% |
| 2009 | English Language Arts | 10th Grade | % met std | 0% | 87.0% | 79.0% |
| 2011 | English Language Arts | 10th Grade | % met std | 0% | 81.0% | 82.0% |
| 2012 | English Language Arts | 10th Grade | % met std | 0% | 67.0% | 83.0% |
| 2013 | English Language Arts | 10th Grade | % met std | 0% | 74.0% | 83.0% |
| 2005 | Math | 10th Grade | % met std | 0% | 0% | 74% |
| 2006 | Math | 10th Grade | % met std | 0% | 0% | 76% |
| 2007 | Math | 10th Grade | % met std | 0% | 0% | 76% |
| 2009 | Math | 10th Grade | % met std | 0% | 75.0% | 80.0% |
| 2011 | Math | 10th Grade | % met std | 0% | 79.0% | 83.0% |
| 2012 | Math | 10th Grade | % met std | 0% | 63.0% | 84.0% |
| 2013 | Math | 10th Grade | % met std | 0% | 60.0% | 84.0% |
| 2009 | English Language Arts | 11th Grade | % met std | 0% | 71.0% | 38.0% |
| 2009 | Math | 11th Grade | % met std | 0% | 41.0% | 36.0% |
| 2009 | English Language Arts | 12th Grade | % met std | 0% | 44.0% | 27.0% |
| 2009 | Math | 12th Grade | % met std | 0% | 37.0% | 28.0% |
| 2009 | English Language Arts | All grades (HS) | % met std | 0% | 71.0% | 61.0% |
| 2009 | Math | All grades (HS) | % met std | 0% | 54.0% | 61.0% |
| STAR | ||||||
| 2004 | Biology/Life Sciences | End of course | Mean Scaled Score | 354.6 | 354.6 | 329.6 |
Some data by SchoolDigger.com.
* Mattole Triple Junction High 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.