ACE Esperanza Middle vs Rocketship Mosaic Elementary
A head-to-head comparison of two schools in California, United States, 922 m apart, using official American 2025 data. The better value in each row is highlighted.
ACE Esperanza Middle
San Jose · Charter middle · Grades 5–8
205 students
Rocketship Mosaic Elementary
San Jose · Charter elementary · Grades K–5
528 students
| Measure | ACE Esperanza Middle San Jose, California | Rocketship Mosaic Elementary San Jose, California |
|---|---|---|
| Success Index (US) | 18 Lower 50% | 59 Top 50% |
| State rank | #1011 of 1,334 | #1438 of 5,693 |
| National rank | #14028 of 15,369 | #19083 of 50,301 |
| Sector | Charter | Charter |
| Type | Middle | Elementary |
| Year range | Grades 5–8 | Grades K–5 |
| Students | 205 | 528 |
| Enrollment | 205 | 528 |
| Free/reduced-price lunch | 86.8% | 66.9% |
| Students per teacher | 22.8 | 33.0 |
| Reading proficiency | 28% | 63% |
| Math proficiency | 27% | 72% |
| city | San Jose | San Jose |
| state | California | California |
| Website | – | – |
The verdict
- •Rocketship Mosaic Elementary scores higher on the Success Index (US) (58.7 vs 18.4).
- •Rocketship Mosaic Elementary does better on math proficiency (72% vs 27%).
- •Rocketship Mosaic Elementary does better on reading proficiency (63% vs 28%).
- •Rocketship Mosaic Elementary does better on community advantage (fewer free/reduced-price lunch) (66.9% vs 86.8%).
- •ACE Esperanza Middle does better on students per teacher (22.8 vs 33.0).
- •Rocketship Mosaic Elementary is the larger school with 528 students compared with 205.
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 ACE Esperanza Middle better than Rocketship Mosaic Elementary?
On the Success Index (US), Rocketship Mosaic Elementary ranks higher (58.7 vs 18.4 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 ACE Esperanza Middle and Rocketship Mosaic Elementary?
About 922 m in a straight line, between San Jose and San Jose in California.
Which has the better Enrollment?
ACE Esperanza Middle: 205. Rocketship Mosaic Elementary: 528. Students enrolled in the latest NCES directory year.
How do ACE Esperanza Middle and Rocketship Mosaic Elementary rank in California?
ACE Esperanza Middle is 1011th of 1,334 and Rocketship Mosaic Elementary is 1438th of 5,693 among middle schools in California on the 2025 Success Index (US).