Idea Ewing Halsell College Preparatory vs South San Antonio H S
A head-to-head comparison of two high schools in Texas, United States, 1.0 km apart, using official American 2025 data. The better value in each row is highlighted.
Idea Ewing Halsell College Preparatory
San Antonio · Charter high · Grades 6–12
611 students
South San Antonio H S
San Antonio · Public high · Grades 9–12
2,190 students
| Measure | Idea Ewing Halsell College Preparatory San Antonio, Texas | South San Antonio H S San Antonio, Texas |
|---|---|---|
| Success Index (US) | 38 Lower 50% | 32 Lower 50% |
| State rank | #1076 of 1,419 | #1216 of 1,419 |
| National rank | #11374 of 16,910 | #12850 of 16,910 |
| Sector | Charter | Public |
| Type | High | High |
| Year range | Grades 6–12 | Grades 9–12 |
| Students | 611 | 2,190 |
| Enrollment | 611 | 2,190 |
| Free/reduced-price lunch | 74% | 89.6% |
| Students per teacher | 17.5 | 16.8 |
| Reading proficiency | 43% | 36% |
| Math proficiency | 45% | 43% |
| city | San Antonio | San Antonio |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Idea Ewing Halsell College Preparatory scores higher on the Success Index (US) (38.3 vs 32.2).
- •Idea Ewing Halsell College Preparatory does better on math proficiency (45% vs 43%).
- •Idea Ewing Halsell College Preparatory does better on reading proficiency (43% vs 36%).
- •Idea Ewing Halsell College Preparatory does better on community advantage (fewer free/reduced-price lunch) (74% vs 89.6%).
- •South San Antonio H S does better on students per teacher (16.8 vs 17.5).
- •South San Antonio H S is the larger school with 2,190 students compared with 611.
- •Idea Ewing Halsell College Preparatory is a charter school while South San Antonio H S 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.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Frequently asked questions
Is Idea Ewing Halsell College Preparatory better than South San Antonio H S?
On the Success Index (US), Idea Ewing Halsell College Preparatory ranks higher (38.3 vs 32.2 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 Idea Ewing Halsell College Preparatory and South San Antonio H S?
About 1.0 km in a straight line, between San Antonio and San Antonio in Texas.
Which has the better Enrollment?
Idea Ewing Halsell College Preparatory: 611. South San Antonio H S: 2,190. Students enrolled in the latest NCES directory year.
How do Idea Ewing Halsell College Preparatory and South San Antonio H S rank in Texas?
Idea Ewing Halsell College Preparatory is 1076th of 1,419 and South San Antonio H S is 1216th of 1,419 among high schools in Texas on the 2025 Success Index (US).