Ontario Center
School overview
Student demographics
Performance breakdown
| Category | Percentage |
|---|---|
| Exceeded Standard | 6.8% |
| Met Standard | 19.8% |
| Below Standard | 73.3% |
What other rankings don't show you
Most rating sites report "27% proficient" for Ontario Center and stop there. Here's what that number hides:
6.8% of students exceeded standard while 19.8% merely met it. That exceeded rate is 14.1 points below the state average of 21.0%. That's near the Cucamonga Elementary district average of 6.4%. The 7 nearby schools within ~3 miles average 11.1% exceeded — 4.3 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 9.6 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.
Chronic absenteeism is 24.7%, above the state average of 18.7%.
Key metrics
ELA scores by grade
| Grade | Tested | Exceeded | Met | Met+Above |
|---|---|---|---|---|
| 3rd | 86 | 7.0% | 18.6% | 25.6% |
| 4th | 85 | 8.2% | 10.6% | 18.8% |
| 5th | 105 | 9.5% | 20.9% | 30.5% |
Math scores by grade
| Grade | Tested | Exceeded | Met | Met+Above |
|---|---|---|---|---|
| 3rd | 87 | 3.5% | 36.8% | 40.2% |
| 4th | 86 | 8.1% | 20.9% | 29.1% |
| 5th | 105 | 4.8% | 11.4% | 16.2% |
Nearby schools
7 schools within ~3 miles · avg composite 40.8