Armstrong Elementary vs Maple Hill Elementary
A head-to-head comparison of two elementary schools in California, United States, 2.8 km apart, using official American 2025 data. The better value in each row is highlighted.
Armstrong Elementary
Diamond Bar · Public elementary · Grades K–6
251 students
Maple Hill Elementary
Diamond Bar · Public elementary · Grades K–5
556 students
| Measure | Armstrong Elementary Diamond Bar, California | Maple Hill Elementary Diamond Bar, California |
|---|---|---|
| Success Index (US) | 50 Lower 50% | 79 Top 25% |
| State rank | #1914 of 5,693 | #335 of 5,693 |
| National rank | #25279 of 50,301 | #5562 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–6 | Grades K–5 |
| Students | 251 | 556 |
| Enrollment | 251 | 556 |
| Free/reduced-price lunch | 66.9% | 27.3% |
| Students per teacher | 19.3 | 27.8 |
| Reading proficiency | 67% | 84% |
| Math proficiency | 42% | 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 49.8).
- •Maple Hill Elementary does better on math proficiency (85% vs 42%).
- •Maple Hill Elementary does better on reading proficiency (84% vs 67%).
- •Maple Hill Elementary does better on community advantage (fewer free/reduced-price lunch) (27.3% vs 66.9%).
- •Armstrong Elementary does better on students per teacher (19.3 vs 27.8).
- •Maple Hill Elementary is the larger school with 556 students compared with 251.
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 Armstrong Elementary better than Maple Hill Elementary?
On the Success Index (US), Maple Hill Elementary ranks higher (79.0 vs 49.8 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 Armstrong Elementary and Maple Hill Elementary?
About 2.8 km in a straight line, between Diamond Bar and Diamond Bar in California.
Which has the better Enrollment?
Armstrong Elementary: 251. Maple Hill Elementary: 556. Students enrolled in the latest NCES directory year.
How do Armstrong Elementary and Maple Hill Elementary rank in California?
Armstrong Elementary is 1914th of 5,693 and Maple Hill Elementary is 335th of 5,693 among elementary schools in California on the 2025 Success Index (US).