Castlemont High vs Cox Academy
A head-to-head comparison of two schools in California, United States, 1.4 km apart, using official American 2025 data. The better value in each row is highlighted.
Castlemont High
Oakland · Public high · Grades 9–12
719 students
Cox Academy
Oakland · Charter elementary · Grades K–5
446 students
| Measure | Castlemont High Oakland, California | Cox Academy Oakland, California |
|---|---|---|
| Success Index (US) | 11 Lower 50% | 10 Lower 50% |
| State rank | #1307 of 1,343 | #5457 of 5,693 |
| National rank | #16542 of 16,910 | #49399 of 50,301 |
| Sector | Public | Charter |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–5 |
| Students | 719 | 446 |
| Enrollment | 719 | 446 |
| Free/reduced-price lunch | 99% | 87.4% |
| Students per teacher | 14.1 | 23.5 |
| Reading proficiency | 7.5% | 23% |
| Math proficiency | 2.5% | 15% |
| city | Oakland | Oakland |
| state | California | California |
| Website | – | – |
The verdict
- •Both schools have almost identical Success Index (US) scores (10.8 vs 10.2).
- •Cox Academy does better on math proficiency (15% vs 2.5%).
- •Cox Academy does better on reading proficiency (23% vs 7.5%).
- •Cox Academy does better on community advantage (fewer free/reduced-price lunch) (87.4% vs 99%).
- •Castlemont High does better on students per teacher (14.1 vs 23.5).
- •Castlemont High is the larger school with 719 students compared with 446.
- •Castlemont High is a public school while Cox Academy is a charter 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 Castlemont High better than Cox Academy?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Castlemont High and Cox Academy?
About 1.4 km in a straight line, between Oakland and Oakland in California.
Which has the better Enrollment?
Castlemont High: 719. Cox Academy: 446. Students enrolled in the latest NCES directory year.
How do Castlemont High and Cox Academy rank in California?
Castlemont High is 1307th of 1,343 and Cox Academy is 5457th of 5,693 among high schools in California on the 2025 Success Index (US).