Horizon Elementary School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| ISAT | ||||||
| 2008 | Language Usage | 3rd Grade | % met std | 64.1% | 67.1% | 70% |
| 2009 | Language Usage | 3rd Grade | % met std | 64.3% | 66.2% | 73.3% |
| 2010 | Language Usage | 3rd Grade | % met std | 78.5% | 74.3% | 73.1% |
| 2011 | Language Usage | 3rd Grade | % met std | 73.2% | 69.1% | 73.7% |
| 2012 | Language Usage | 3rd Grade | % met std | 70.9% | 64.5% | 74.6% |
| 2013 | Language Usage | 3rd Grade | % met std | 77.4% | 66.1% | 72.9% |
| 2008 | Math | 3rd Grade | % met std | 87.5% | 86.9% | 87.5% |
| 2009 | Math | 3rd Grade | % met std | 77.3% | 83.2% | 86.6% |
| 2010 | Math | 3rd Grade | % met std | 92.7% | 88.2% | 87.7% |
| 2011 | Math | 3rd Grade | % met std | 89.9% | 86.6% | 88.6% |
| 2012 | Math | 3rd Grade | % met std | 88.9% | 85.7% | 88.4% |
| 2013 | Math | 3rd Grade | % met std | 91.1% | 86.3% | 89.7% |
| 2008 | Reading | 3rd Grade | % met std | 78.4% | 79.4% | 82.7% |
| 2009 | Reading | 3rd Grade | % met std | 80% | 85% | 86.8% |
| 2010 | Reading | 3rd Grade | % met std | 89.2% | 88% | 88.9% |
| 2011 | Reading | 3rd Grade | % met std | 89.2% | 84% | 89.2% |
| 2012 | Reading | 3rd Grade | % met std | 88.1% | 86.4% | 88.4% |
| 2013 | Reading | 3rd Grade | % met std | 91.7% | 85.6% | 89.4% |
| 2008 | Language Usage | 4th Grade | % met std | 64.7% | 72.2% | 77.6% |
| 2008 | Math | 4th Grade | % met std | 70.3% | 79.4% | 84.2% |
| 2008 | Reading | 4th Grade | % met std | 70.5% | 73.7% | 82.5% |
Some data by SchoolDigger.com.
* Horizon Elementary School, Test Performance was rated 2.5 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.