Blackford Elementary vs Del Mar High
A head-to-head comparison of two schools in California, United States, 906 m apart, using official American 2025 data. The better value in each row is highlighted.
Blackford Elementary
San Jose · Charter elementary · Grades K–5
414 students
Del Mar High
San Jose · Public high · Grades 9–12
1,350 students
| Measure | Blackford Elementary San Jose, California | Del Mar High San Jose, California |
|---|---|---|
| Success Index (US) | 26 Lower 50% | 38 Lower 50% |
| State rank | #3656 of 5,693 | #629 of 1,343 |
| National rank | #40891 of 50,301 | #11472 of 16,910 |
| Sector | Charter | Public |
| Type | Elementary | High |
| Year range | Grades K–5 | Grades 9–12 |
| Students | 414 | 1,350 |
| Enrollment | 414 | 1,350 |
| Free/reduced-price lunch | 57% | 69.6% |
| Students per teacher | 21.8 | 20.8 |
| Reading proficiency | 34% | 63% |
| Math proficiency | 25% | 27% |
| city | San Jose | San Jose |
| state | California | California |
| Website | – | – |
The verdict
- •Del Mar High scores higher on the Success Index (US) (37.9 vs 26.2).
- •Del Mar High does better on math proficiency (27% vs 25%).
- •Del Mar High does better on reading proficiency (63% vs 34%).
- •Blackford Elementary does better on community advantage (fewer free/reduced-price lunch) (57% vs 69.6%).
- •Del Mar High does better on students per teacher (20.8 vs 21.8).
- •Del Mar High is the larger school with 1,350 students compared with 414.
- •Blackford Elementary is a charter school while Del Mar High 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 Blackford Elementary better than Del Mar High?
On the Success Index (US), Del Mar High ranks higher (37.9 vs 26.2 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 Blackford Elementary and Del Mar High?
About 906 m in a straight line, between San Jose and San Jose in California.
Which has the better Enrollment?
Blackford Elementary: 414. Del Mar High: 1,350. Students enrolled in the latest NCES directory year.
How do Blackford Elementary and Del Mar High rank in California?
Blackford Elementary is 3656th of 5,693 and Del Mar High is 629th of 1,343 among elementary schools in California on the 2025 Success Index (US).