Killybrooke Elementary vs Rivera Elementary
A head-to-head comparison of two elementary schools in California, United States, 36 km apart, using official American 2025 data. The better value in each row is highlighted.
Killybrooke Elementary
Costa Mesa · Public elementary · Grades K–6
473 students
Rivera Elementary
Pico Rivera · Public elementary · Grades K–5
473 students
| Measure | Killybrooke Elementary Costa Mesa, California | Rivera Elementary Pico Rivera, California |
|---|---|---|
| Success Index (US) | 64 Top 50% | 24 Lower 50% |
| State rank | #1185 of 5,693 | #3867 of 5,693 |
| National rank | #15729 of 50,301 | #42143 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–6 | Grades K–5 |
| Students | 473 | 473 |
| Enrollment | 473 | 473 |
| Free/reduced-price lunch | 71% | 85% |
| Students per teacher | 18.2 | 26.3 |
| Reading proficiency | 73% | 41% |
| Math proficiency | 69% | 33% |
| city | Costa Mesa | Pico Rivera |
| state | California | California |
| Website | – | – |
The verdict
- •Killybrooke Elementary scores higher on the Success Index (US) (63.6 vs 24.3).
- •Killybrooke Elementary does better on math proficiency (69% vs 33%).
- •Killybrooke Elementary does better on reading proficiency (73% vs 41%).
- •Killybrooke Elementary does better on community advantage (fewer free/reduced-price lunch) (71% vs 85%).
- •Killybrooke Elementary does better on students per teacher (18.2 vs 26.3).
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 Killybrooke Elementary better than Rivera Elementary?
On the Success Index (US), Killybrooke Elementary ranks higher (63.6 vs 24.3 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 Killybrooke Elementary and Rivera Elementary?
About 36 km in a straight line, between Costa Mesa and Pico Rivera in California.
Which has the better Enrollment?
Killybrooke Elementary: 473. Rivera Elementary: 473. Students enrolled in the latest NCES directory year.
How do Killybrooke Elementary and Rivera Elementary rank in California?
Killybrooke Elementary is 1185th of 5,693 and Rivera Elementary is 3867th of 5,693 among elementary schools in California on the 2025 Success Index (US).