Kathlyn Joy Gilliam Collegiate Academy vs Thomas L Marsalis El STEAM Academy
A head-to-head comparison of two schools in Texas, United States, 2.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Kathlyn Joy Gilliam Collegiate Academy
Dallas · Public high · Grades 9–12
342 students
Thomas L Marsalis El STEAM Academy
Dallas · Public elementary · Grades PK–5
392 students
| Measure | Kathlyn Joy Gilliam Collegiate Academy Dallas, Texas | Thomas L Marsalis El STEAM Academy Dallas, Texas |
|---|---|---|
| Success Index (US) | 62 Top 50% | 37 Lower 50% |
| State rank | #402 of 1,419 | #3009 of 4,686 |
| National rank | #5394 of 16,910 | #33876 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades PK–5 |
| Students | 342 | 392 |
| Enrollment | 342 | 392 |
| Free/reduced-price lunch | 81.3% | 96.2% |
| Students per teacher | 19.0 | 14.0 |
| Reading proficiency | 82% | 43% |
| Math proficiency | 77% | 45% |
| city | Dallas | Dallas |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Kathlyn Joy Gilliam Collegiate Academy scores higher on the Success Index (US) (61.6 vs 37.2).
- •Kathlyn Joy Gilliam Collegiate Academy does better on math proficiency (77% vs 45%).
- •Kathlyn Joy Gilliam Collegiate Academy does better on reading proficiency (82% vs 43%).
- •Kathlyn Joy Gilliam Collegiate Academy does better on community advantage (fewer free/reduced-price lunch) (81.3% vs 96.2%).
- •Thomas L Marsalis El STEAM Academy does better on students per teacher (14.0 vs 19.0).
- •Thomas L Marsalis El STEAM Academy is the larger school with 392 students compared with 342.
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 Kathlyn Joy Gilliam Collegiate Academy better than Thomas L Marsalis El STEAM Academy?
On the Success Index (US), Kathlyn Joy Gilliam Collegiate Academy ranks higher (61.6 vs 37.2 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 Kathlyn Joy Gilliam Collegiate Academy and Thomas L Marsalis El STEAM Academy?
About 2.5 km in a straight line, between Dallas and Dallas in Texas.
Which has the better Enrollment?
Kathlyn Joy Gilliam Collegiate Academy: 342. Thomas L Marsalis El STEAM Academy: 392. Students enrolled in the latest NCES directory year.
How do Kathlyn Joy Gilliam Collegiate Academy and Thomas L Marsalis El STEAM Academy rank in Texas?
Kathlyn Joy Gilliam Collegiate Academy is 402nd of 1,419 and Thomas L Marsalis El STEAM Academy is 3009th of 4,686 among high schools in Texas on the 2025 Success Index (US).