Harlandale ISD STEM Echs-Alamo Colleges at Pac vs Idea South Flores Academy
A head-to-head comparison of two 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 Academy
San Antonio · Charter elementary · Grades K–5
680 students
| Measure | Harlandale ISD STEM Echs-Alamo Colleges at Pac San Antonio, Texas | Idea South Flores Academy San Antonio, Texas |
|---|---|---|
| Success Index (US) | 45 Lower 50% | 51 Top 50% |
| State rank | #896 of 1,419 | #1726 of 4,686 |
| National rank | #9757 of 16,910 | #24265 of 50,301 |
| Sector | Public | Charter |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades K–5 |
| Students | 393 | 680 |
| Enrollment | 393 | 680 |
| Free/reduced-price lunch | 73.5% | 71.8% |
| Students per teacher | 26.2 | 24.3 |
| Reading proficiency | 77% | 64% |
| Math proficiency | 34.5% | 55% |
| city | San Antonio | San Antonio |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Idea South Flores Academy scores higher on the Success Index (US) (51.3 vs 44.7).
- •Idea South Flores Academy does better on math proficiency (55% vs 34.5%).
- •Harlandale ISD STEM Echs-Alamo Colleges at Pac does better on reading proficiency (77% vs 64%).
- •Idea South Flores Academy does better on community advantage (fewer free/reduced-price lunch) (71.8% vs 73.5%).
- •Idea South Flores Academy does better on students per teacher (24.3 vs 26.2).
- •Idea South Flores Academy is the larger school with 680 students compared with 393.
- •Harlandale ISD STEM Echs-Alamo Colleges at Pac is a public school while Idea South Flores Academy 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.
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 Harlandale ISD STEM Echs-Alamo Colleges at Pac better than Idea South Flores Academy?
On the Success Index (US), Idea South Flores Academy ranks higher (51.3 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 Academy?
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 Academy: 680. Students enrolled in the latest NCES directory year.
How do Harlandale ISD STEM Echs-Alamo Colleges at Pac and Idea South Flores Academy rank in Texas?
Harlandale ISD STEM Echs-Alamo Colleges at Pac is 896th of 1,419 and Idea South Flores Academy is 1726th of 4,686 among high schools in Texas on the 2025 Success Index (US).