Compare United States schools
Add up to four schools to compare them side by side on every published measure.
Challenge Charter SchoolGreenbrier Elementary School
| Measure | Challenge Charter School Glendale, Arizona | Greenbrier Elementary School Glendale, Arizona |
|---|---|---|
| Success Index (US) | 77 Top 25% | 69 Top 25% |
| State rank | #96 of 1,136 | #200 of 1,136 |
| National rank | #6621 of 50,301 | #11866 of 50,301 |
| Sector | Charter | Public |
| Type | Elementary | Elementary |
| Year range | Grades K–6 | Grades PK–6 |
| Students | 364 | 452 |
| Enrollment | 364 | 452 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 15.2 | 15.6 |
| Reading proficiency | 76% | 69% |
| Math proficiency | 67% | 60% |
| city | Glendale | Glendale |
| state | Arizona | Arizona |
| 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).