Harlandale ISD STEM Echs-Alamo Colleges at Pac vs Idea South Flores College Preparatory
A head-to-head comparison of two high schools in Texas, United States, 1.2 km apart, using official American 2025 data. The better value in each row is highlighted.
Harlandale ISD STEM Echs-Alamo Colleges at Pac
San Antonio · Public high · Grades 9–12
393 students
Idea South Flores College Preparatory
San Antonio · Charter high · Grades 6–12
715 students
| Measure | Harlandale ISD STEM Echs-Alamo Colleges at Pac San Antonio, Texas | Idea South Flores College Preparatory San Antonio, Texas |
|---|---|---|
| Success Index (US) | 45 Lower 50% | 61 Top 50% |
| State rank | #896 of 1,419 | #409 of 1,419 |
| National rank | #9757 of 16,910 | #5455 of 16,910 |
| Sector | Public | Charter |
| Type | High | High |
| Year range | Grades 9–12 | Grades 6–12 |
| Students | 393 | 715 |
| Enrollment | 393 | 715 |
| Free/reduced-price lunch | 73.5% | 73% |
| Students per teacher | 26.2 | 15.2 |
| Reading proficiency | 77% | 70% |
| Math proficiency | 34.5% | 71% |
| city | San Antonio | San Antonio |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Idea South Flores College Preparatory scores higher on the Success Index (US) (61.4 vs 44.7).
- •Idea South Flores College Preparatory does better on math proficiency (71% vs 34.5%).
- •Harlandale ISD STEM Echs-Alamo Colleges at Pac does better on reading proficiency (77% vs 70%).
- •Idea South Flores College Preparatory does better on community advantage (fewer free/reduced-price lunch) (73% vs 73.5%).
- •Idea South Flores College Preparatory does better on students per teacher (15.2 vs 26.2).
- •Idea South Flores College Preparatory is the larger school with 715 students compared with 393.
- •Harlandale ISD STEM Echs-Alamo Colleges at Pac is a public school while Idea South Flores College Preparatory 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 Harlandale ISD STEM Echs-Alamo Colleges at Pac better than Idea South Flores College Preparatory?
On the Success Index (US), Idea South Flores College Preparatory ranks higher (61.4 vs 44.7 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 Harlandale ISD STEM Echs-Alamo Colleges at Pac and Idea South Flores College Preparatory?
About 1.2 km in a straight line, between San Antonio and San Antonio in Texas.
Which has the better Enrollment?
Harlandale ISD STEM Echs-Alamo Colleges at Pac: 393. Idea South Flores College Preparatory: 715. Students enrolled in the latest NCES directory year.
How do Harlandale ISD STEM Echs-Alamo Colleges at Pac and Idea South Flores College Preparatory rank in Texas?
Harlandale ISD STEM Echs-Alamo Colleges at Pac is 896th of 1,419 and Idea South Flores College Preparatory is 409th of 1,419 among high schools in Texas on the 2025 Success Index (US).