Advance U vs South Mountain High School
A head-to-head comparison of two schools in Arizona, United States, 817 m apart, using official American 2025 data. The better value in each row is highlighted.
Advance U
Phoenix · Charter elementary · Grades K–4
72 students
South Mountain High School
Phoenix · Public high · Grades 9–12
2,207 students
| Measure | Advance U Phoenix, Arizona | South Mountain High School Phoenix, Arizona |
|---|---|---|
| Success Index (US) | 22 Lower 50% | 19 Lower 50% |
| State rank | #867 of 1,136 | #255 of 286 |
| National rank | #43624 of 50,301 | #15491 of 16,910 |
| Sector | Charter | Public |
| Type | Elementary | High |
| Year range | Grades K–4 | Grades 9–12 |
| Students | 72 | 2,207 |
| Enrollment | 72 | 2,207 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 9.0 | 20.8 |
| Reading proficiency | 24.5% | 27% |
| Math proficiency | 24.5% | 25% |
| city | Phoenix | Phoenix |
| state | Arizona | Arizona |
| Website | – | – |
The verdict
- •Advance U scores higher on the Success Index (US) (21.9 vs 18.8).
- •South Mountain High School does better on math proficiency (25% vs 24.5%).
- •South Mountain High School does better on reading proficiency (27% vs 24.5%).
- •Advance U does better on students per teacher (9.0 vs 20.8).
- •South Mountain High School is the larger school with 2,207 students compared with 72.
- •Advance U is a charter school while South Mountain High School is a public school, so fees and admission rules differ.
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 Advance U better than South Mountain High School?
On the Success Index (US), Advance U ranks higher (21.9 vs 18.8 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 Advance U and South Mountain High School?
About 817 m in a straight line, between Phoenix and Phoenix in Arizona.
Which has the better Enrollment?
Advance U: 72. South Mountain High School: 2,207. Students enrolled in the latest NCES directory year.
How do Advance U and South Mountain High School rank in Arizona?
Advance U is 867th of 1,136 and South Mountain High School is 255th of 286 among elementary schools in Arizona on the 2025 Success Index (US).