Delta School, Test Performance
| Year | Test | Grade | Measurement | Score | School District | State Average |
| CRT | ||||||
| 2011 | Language Arts | 3rd Grade | % met std | 72% | N/A | N/A |
| 2012 | Language Arts | 3rd Grade | % met std | 85% | N/A | N/A |
| 2013 | Language Arts | 3rd Grade | % met std | 83% | N/A | N/A |
| 2011 | Math | 3rd Grade | % met std | 70% | N/A | N/A |
| 2012 | Math | 3rd Grade | % met std | 78% | N/A | N/A |
| 2013 | Math | 3rd Grade | % met std | 76% | N/A | N/A |
| 2011 | Language Arts | 4th Grade | % met std | 82% | N/A | N/A |
| 2012 | Language Arts | 4th Grade | % met std | 76% | N/A | N/A |
| 2013 | Language Arts | 4th Grade | % met std | 87% | N/A | N/A |
| 2011 | Math | 4th Grade | % met std | 81% | N/A | N/A |
| 2012 | Math | 4th Grade | % met std | 80% | N/A | N/A |
| 2013 | Math | 4th Grade | % met std | 80% | N/A | N/A |
| 2011 | Science | 4th Grade | % met std | 58% | N/A | N/A |
| 2012 | Science | 4th Grade | % met std | 53% | N/A | N/A |
| 2013 | Science | 4th Grade | % met std | 70% | N/A | N/A |
Some data by SchoolDigger.com.
* Delta School, Test Performance was rated 3 out of 5 by USA.com. The ranking was calculated based on publically available historical Math and English performance data.