Cardiff Elementary vs San Dieguito HS Academy
A head-to-head comparison of two schools in California, United States, 1.7 km apart, using official American 2025 data. The better value in each row is highlighted.
Cardiff Elementary
Cardiff-by-the-Sea · Public elementary · Grades K–2
259 students
San Dieguito HS Academy
Encinitas · Public high · Grades 9–12
1,843 students
| Measure | Cardiff Elementary Cardiff-by-the-Sea, California | San Dieguito HS Academy Encinitas, California |
|---|---|---|
| Success Index (US) | 78 Top 25% | 66 Top 25% |
| State rank | #376 of 5,693 | #156 of 1,343 |
| National rank | #6068 of 50,301 | #4291 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades K–2 | Grades 9–12 |
| Students | 259 | 1,843 |
| Enrollment | 259 | 1,843 |
| Free/reduced-price lunch | 11.2% | 24.9% |
| Students per teacher | 21.6 | 24.6 |
| Reading proficiency | 64.5% | 71% |
| Math proficiency | 84.5% | 55% |
| city | Cardiff-by-the-Sea | Encinitas |
| state | California | California |
| Website | – | – |
The verdict
- •Cardiff Elementary scores higher on the Success Index (US) (78.1 vs 66.0).
- •Cardiff Elementary does better on math proficiency (84.5% vs 55%).
- •San Dieguito HS Academy does better on reading proficiency (71% vs 64.5%).
- •Cardiff Elementary does better on community advantage (fewer free/reduced-price lunch) (11.2% vs 24.9%).
- •Cardiff Elementary does better on students per teacher (21.6 vs 24.6).
- •San Dieguito HS Academy is the larger school with 1,843 students compared with 259.
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 Cardiff Elementary better than San Dieguito HS Academy?
On the Success Index (US), Cardiff Elementary ranks higher (78.1 vs 66.0 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 Cardiff Elementary and San Dieguito HS Academy?
About 1.7 km in a straight line, between Cardiff-by-the-Sea and Encinitas in California.
Which has the better Enrollment?
Cardiff Elementary: 259. San Dieguito HS Academy: 1,843. Students enrolled in the latest NCES directory year.
How do Cardiff Elementary and San Dieguito HS Academy rank in California?
Cardiff Elementary is 376th of 5,693 and San Dieguito HS Academy is 156th of 1,343 among elementary schools in California on the 2025 Success Index (US).