John F Kennedy El vs South Texas ISD Science Academy
A head-to-head comparison of two schools in Texas, United States, 2.2 km apart, using official American 2025 data. The better value in each row is highlighted.
John F Kennedy El
Mercedes · Public elementary · Grades PK–5
399 students
South Texas ISD Science Academy
Mercedes · Public high · Grades 9–12
840 students
| Measure | John F Kennedy El Mercedes, Texas | South Texas ISD Science Academy Mercedes, Texas |
|---|---|---|
| Success Index (US) | 27 Lower 50% | 69 Top 25% |
| State rank | #3937 of 4,686 | #245 of 1,419 |
| National rank | #40269 of 50,301 | #3689 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades PK–5 | Grades 9–12 |
| Students | 399 | 840 |
| Enrollment | 399 | 840 |
| Free/reduced-price lunch | 95% | 54.8% |
| Students per teacher | 14.3 | 12.9 |
| Reading proficiency | 28% | 82% |
| Math proficiency | 41% | 54.5% |
| city | Mercedes | Mercedes |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •South Texas ISD Science Academy scores higher on the Success Index (US) (68.5 vs 27.2).
- •South Texas ISD Science Academy does better on math proficiency (54.5% vs 41%).
- •South Texas ISD Science Academy does better on reading proficiency (82% vs 28%).
- •South Texas ISD Science Academy does better on community advantage (fewer free/reduced-price lunch) (54.8% vs 95%).
- •South Texas ISD Science Academy does better on students per teacher (12.9 vs 14.3).
- •South Texas ISD Science Academy is the larger school with 840 students compared with 399.
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 John F Kennedy El better than South Texas ISD Science Academy?
On the Success Index (US), South Texas ISD Science Academy ranks higher (68.5 vs 27.2 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 John F Kennedy El and South Texas ISD Science Academy?
About 2.2 km in a straight line, between Mercedes and Mercedes in Texas.
Which has the better Enrollment?
John F Kennedy El: 399. South Texas ISD Science Academy: 840. Students enrolled in the latest NCES directory year.
How do John F Kennedy El and South Texas ISD Science Academy rank in Texas?
John F Kennedy El is 3937th of 4,686 and South Texas ISD Science Academy is 245th of 1,419 among elementary schools in Texas on the 2025 Success Index (US).