Armstrong Elementary vs Mary Peacock Elementary
A head-to-head comparison of two elementary schools in California, United States, 1028 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
Mary Peacock Elementary
Crescent City · Public elementary · Grades K–5
251 students
| Measure | Armstrong Elementary Diamond Bar, California | Mary Peacock Elementary Crescent City, California |
|---|---|---|
| Success Index (US) | 50 Lower 50% | 31 Lower 50% |
| State rank | #1914 of 5,693 | #3205 of 5,693 |
| National rank | #25279 of 50,301 | #37621 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–6 | Grades K–5 |
| Students | 251 | 251 |
| Enrollment | 251 | 251 |
| Free/reduced-price lunch | 66.9% | 62.5% |
| Students per teacher | 19.3 | 19.3 |
| Reading proficiency | 67% | 42% |
| Math proficiency | 42% | 27% |
| city | Diamond Bar | Crescent City |
| state | California | California |
| Website | – | – |
The verdict
- •Armstrong Elementary scores higher on the Success Index (US) (49.8 vs 31.4).
- •Armstrong Elementary does better on math proficiency (42% vs 27%).
- •Armstrong Elementary does better on reading proficiency (67% vs 42%).
- •Mary Peacock Elementary does better on community advantage (fewer free/reduced-price lunch) (62.5% vs 66.9%).
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 Mary Peacock Elementary?
On the Success Index (US), Armstrong Elementary ranks higher (49.8 vs 31.4 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 Mary Peacock Elementary?
About 1028 km in a straight line, between Diamond Bar and Crescent City in California.
Which has the better Enrollment?
Armstrong Elementary: 251. Mary Peacock Elementary: 251. Students enrolled in the latest NCES directory year.
How do Armstrong Elementary and Mary Peacock Elementary rank in California?
Armstrong Elementary is 1914th of 5,693 and Mary Peacock Elementary is 3205th of 5,693 among elementary schools in California on the 2025 Success Index (US).