Compare United States schools
Add up to four schools to compare them side by side on every published measure.
Altus Schools Charter School of San DiegoChallenger Middle
| Measure | Altus Schools Charter School of San Diego San Diego, California | Challenger Middle San Diego, California |
|---|---|---|
| Success Index (US) | 20 Lower 50% | 66 Top 50% |
| State rank | #1121 of 1,343 | #224 of 1,334 |
| National rank | #15298 of 16,910 | #4140 of 15,369 |
| Sector | Charter | Public |
| Type | High | Middle |
| Year range | Grades 6–12 | Grades 6–8 |
| Students | 1,375 | 960 |
| Enrollment | 1,375 | 960 |
| Free/reduced-price lunch | 72.9% | 48.8% |
| Students per teacher | 35.3 | 24.6 |
| Reading proficiency | 42% | 73% |
| Math proficiency | 15% | 64% |
| city | San Diego | San Diego |
| state | California | California |
| Website | – | – |
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Reading the comparison
Success Index (US) is our 0–100 score (see the methodology). Enrollment: Students enrolled in the latest NCES directory year. Free/reduced-price lunch: Share of students eligible for free or reduced-price lunch. Students per teacher: Enrollment divided by FTE teachers; not class size. Reading proficiency: Share of tested students proficient or above (all students, all grades).