Cast Tech H S vs Saisd - PK 4 Sa
A head-to-head comparison of two schools in Texas, United States, 242 m apart, using official American 2025 data. The better value in each row is highlighted.
Cast Tech H S
San Antonio · Charter high · Grades 9–12
451 students
Saisd - PK 4 Sa
San Antonio · Public other · Grades PK–PK
102 students
| Measure | Cast Tech H S San Antonio, Texas | Saisd - PK 4 Sa San Antonio, Texas |
|---|---|---|
| Success Index (US) | 46 Lower 50% | – Not rated |
| State rank | #853 of 1,419 | – |
| National rank | #9390 of 16,910 | – |
| Sector | Charter | Public |
| Type | High | Other |
| Year range | Grades 9–12 | Grades PK–PK |
| Students | 451 | 102 |
| Enrollment | 451 | 102 |
| Free/reduced-price lunch | 64.1% | – |
| Students per teacher | 15.0 | – |
| Reading proficiency | 62% | – |
| Math proficiency | 32% | – |
| city | San Antonio | San Antonio |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Cast Tech H S is the larger school with 451 students compared with 102.
- •Cast Tech H S is a charter school while Saisd - PK 4 Sa 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 Cast Tech H S better than Saisd - PK 4 Sa?
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 Cast Tech H S and Saisd - PK 4 Sa?
About 242 m in a straight line, between San Antonio and San Antonio in Texas.
Which has the better Enrollment?
Cast Tech H S: 451. Saisd - PK 4 Sa: 102. Students enrolled in the latest NCES directory year.
How do Cast Tech H S and Saisd - PK 4 Sa rank in Texas?
Cast Tech H S is 853rd of 1,419 and Saisd - PK 4 Sa is unranked among high schools in Texas on the 2025 Success Index (US).