Walter Zimmerman Elementary
School overview
Student demographics
Performance breakdown
| Category | Percentage |
|---|---|
| Exceeded Standard | 6.9% |
| Met Standard | 17.8% |
| Below Standard | 75.3% |
What other rankings don't show you
Most rating sites report "25% proficient" for Walter Zimmerman Elementary and stop there. Here's what that number hides:
6.9% of students exceeded standard while 17.8% merely met it. That exceeded rate is 14.0 points below the state average of 21.0%. That's 3.2 points below the Colton Joint Unified district average of 10.1%. The 11 nearby schools within ~3 miles average 13.2% exceeded — 6.3 points higher. The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.
Proficiency drops by 0.8 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.
Chronic absenteeism is 21.0%, above the state average of 18.7%.
Key metrics
ELA scores by grade
| Grade | Tested | Exceeded | Met | Met+Above |
|---|---|---|---|---|
| 3rd | 58 | 10.3% | 13.8% | 24.1% |
| 4th | 84 | 10.7% | 19.1% | 29.8% |
| 5th | 64 | 12.5% | 23.4% | 35.9% |
| 6th | 78 | 9.0% | 24.4% | 33.3% |
Math scores by grade
| Grade | Tested | Exceeded | Met | Met+Above |
|---|---|---|---|---|
| 3rd | 62 | 6.5% | 21.0% | 27.4% |
| 4th | 84 | 1.2% | 15.5% | 16.7% |
| 5th | 64 | 1.6% | 12.5% | 14.1% |
| 6th | 78 | 3.9% | 12.8% | 16.7% |
Nearby schools
11 schools within ~3 miles · avg composite 40.8