Castle Rock Elementary vs Maple Hill Elementary
A head-to-head comparison of two elementary schools in California, United States, 3.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Castle Rock Elementary
Diamond Bar · Public elementary · Grades K–5
684 students
Maple Hill Elementary
Diamond Bar · Public elementary · Grades K–5
556 students
| Measure | Castle Rock Elementary Diamond Bar, California | Maple Hill Elementary Diamond Bar, California |
|---|---|---|
| Success Index (US) | 73 Top 25% | 79 Top 25% |
| State rank | #665 of 5,693 | #335 of 5,693 |
| National rank | #9497 of 50,301 | #5562 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–5 | Grades K–5 |
| Students | 684 | 556 |
| Enrollment | 684 | 556 |
| Free/reduced-price lunch | 26.6% | 27.3% |
| Students per teacher | 26.3 | 27.8 |
| Reading proficiency | 70% | 84% |
| Math proficiency | 73% | 85% |
| city | Diamond Bar | Diamond Bar |
| state | California | California |
| Website | – | – |
The verdict
- •Maple Hill Elementary scores higher on the Success Index (US) (79.0 vs 72.6).
- •Maple Hill Elementary does better on math proficiency (85% vs 73%).
- •Maple Hill Elementary does better on reading proficiency (84% vs 70%).
- •Castle Rock Elementary does better on community advantage (fewer free/reduced-price lunch) (26.6% vs 27.3%).
- •Castle Rock Elementary does better on students per teacher (26.3 vs 27.8).
- •Castle Rock Elementary is the larger school with 684 students compared with 556.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Castle Rock Elementary better than Maple Hill Elementary?
On the Success Index (US), Maple Hill Elementary ranks higher (79.0 vs 72.6 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Castle Rock Elementary and Maple Hill Elementary?
About 3.2 km in a straight line, between Diamond Bar and Diamond Bar in California.
Which has the better Enrollment?
Castle Rock Elementary: 684. Maple Hill Elementary: 556. Students enrolled in the latest NCES directory year.
How do Castle Rock Elementary and Maple Hill Elementary rank in California?
Castle Rock Elementary is 665th of 5,693 and Maple Hill Elementary is 335th of 5,693 among elementary schools in California on the 2025 Success Index (US).