Gmg Secondary School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| IA | ||||||
| 2012 | Math | 11th Grade | % met std | 88.46% | 88.46% | 82.81% |
| 2013 | Math | 11th Grade | % met std | 92.68% | 92.68% | 82.19% |
| 2012 | Reading | 11th Grade | % met std | 76.92% | 76.92% | 83.97% |
| 2013 | Reading | 11th Grade | % met std | 85.37% | 85.37% | 83.26% |
| 2012 | Math | 7th Grade | % met std | 80.00% | 80.00% | 78.81% |
| 2013 | Math | 7th Grade | % met std | 96.43% | 96.43% | 78.31% |
| 2012 | Reading | 7th Grade | % met std | 63.33% | 63.33% | 67.39% |
| 2013 | Reading | 7th Grade | % met std | 82.14% | 82.14% | 68.56% |
| 2012 | Math | 8th Grade | % met std | 80.95% | 80.95% | 74.62% |
| 2013 | Math | 8th Grade | % met std | 76.47% | 76.47% | 74.59% |
| 2012 | Reading | 8th Grade | % met std | 52.38% | 52.38% | 66.08% |
| 2013 | Reading | 8th Grade | % met std | 47.06% | 47.06% | 66.34% |
Some data by SchoolDigger.com.
* Gmg Secondary 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.