Old Union El vs Robert H Rockenbaugh El
A head-to-head comparison of two elementary schools in Texas, United States, 1.6 km apart, using official American 2025 data. The better value in each row is highlighted.
Old Union El
Southlake · Public elementary · Grades PK–4
458 students
Robert H Rockenbaugh El
Southlake · Public elementary · Grades PK–4
494 students
| Measure | Old Union El Southlake, Texas | Robert H Rockenbaugh El Southlake, Texas |
|---|---|---|
| Success Index (US) | 96 Top 5% | 92 Top 5% |
| State rank | #1 of 4,686 | #13 of 4,686 |
| National rank | #65 of 50,301 | #360 of 50,301 |
| Sector | Public | Public |
| Type | Elementary | Elementary |
| Year range | Grades PK–4 | Grades PK–4 |
| Students | 458 | 494 |
| Enrollment | 458 | 494 |
| Free/reduced-price lunch | – | – |
| Students per teacher | 12.1 | 12.4 |
| Reading proficiency | 92% | 87% |
| Math proficiency | 97.5% | 82% |
| city | Southlake | Southlake |
| state | Texas | Texas |
| Website | – | – |
The verdict
- •Old Union El scores higher on the Success Index (US) (95.7 vs 92.4).
- •Old Union El does better on math proficiency (97.5% vs 82%).
- •Old Union El does better on reading proficiency (92% vs 87%).
- •Old Union El does better on students per teacher (12.1 vs 12.4).
- •Robert H Rockenbaugh El is the larger school with 494 students compared with 458.
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 Old Union El better than Robert H Rockenbaugh El?
On the Success Index (US), Old Union El ranks higher (95.7 vs 92.4 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 Old Union El and Robert H Rockenbaugh El?
About 1.6 km in a straight line, between Southlake and Southlake in Texas.
Which has the better Enrollment?
Old Union El: 458. Robert H Rockenbaugh El: 494. Students enrolled in the latest NCES directory year.
How do Old Union El and Robert H Rockenbaugh El rank in Texas?
Old Union El is 1st of 4,686 and Robert H Rockenbaugh El is 13th of 4,686 among elementary schools in Texas on the 2025 Success Index (US).