Arroyo Elementary vs Sinaloa Middle
A head-to-head comparison of two schools in California, United States, 1.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Arroyo Elementary
Simi Valley · Public elementary · Grades K–6
264 students
Sinaloa Middle
Simi Valley · Public middle · Grades 6–8
843 students
| Measure | Arroyo Elementary Simi Valley, California | Sinaloa Middle Simi Valley, California |
|---|---|---|
| Success Index (US) | 26 Lower 50% | 42 Lower 50% |
| State rank | #3714 of 5,693 | #531 of 1,334 |
| National rank | #41183 of 50,301 | #9348 of 15,369 |
| Sector | Public | Public |
| Type | Elementary | Middle |
| Year range | Grades K–6 | Grades 6–8 |
| Students | 264 | 843 |
| Enrollment | 264 | 843 |
| Free/reduced-price lunch | 67% | 60.5% |
| Students per teacher | 22.0 | 22.2 |
| Reading proficiency | 42% | 51% |
| Math proficiency | 17% | 41% |
| city | Simi Valley | Simi Valley |
| state | California | California |
| Website | – | – |
The verdict
- •Sinaloa Middle scores higher on the Success Index (US) (42.2 vs 25.8).
- •Sinaloa Middle does better on math proficiency (41% vs 17%).
- •Sinaloa Middle does better on reading proficiency (51% vs 42%).
- •Sinaloa Middle does better on community advantage (fewer free/reduced-price lunch) (60.5% vs 67%).
- •Arroyo Elementary does better on students per teacher (22.0 vs 22.2).
- •Sinaloa Middle is the larger school with 843 students compared with 264.
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 Arroyo Elementary better than Sinaloa Middle?
On the Success Index (US), Sinaloa Middle ranks higher (42.2 vs 25.8 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 Arroyo Elementary and Sinaloa Middle?
About 1.2 km in a straight line, between Simi Valley and Simi Valley in California.
Which has the better Enrollment?
Arroyo Elementary: 264. Sinaloa Middle: 843. Students enrolled in the latest NCES directory year.
How do Arroyo Elementary and Sinaloa Middle rank in California?
Arroyo Elementary is 3714th of 5,693 and Sinaloa Middle is 531st of 1,334 among elementary schools in California on the 2025 Success Index (US).