Salk ES vs Union 6th-7th Grade Ctr
A head-to-head comparison of two schools in Oklahoma, United States, 2.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Salk ES
Tulsa · Public elementary · Grades PK–5
465 students
Union 6th-7th Grade Ctr
Tulsa · Public middle · Grades 6–7
2,123 students
| Measure | Salk ES Tulsa, Oklahoma | Union 6th-7th Grade Ctr Tulsa, Oklahoma |
|---|---|---|
| Success Index (US) | 16 Lower 50% | 19 Lower 50% |
| State rank | #774 of 899 | #282 of 338 |
| National rank | #46935 of 50,301 | #13932 of 15,369 |
| Sector | Public | Public |
| Type | Elementary | Middle |
| Year range | Grades PK–5 | Grades 6–7 |
| Students | 465 | 2,123 |
| Enrollment | 465 | 2,123 |
| Free/reduced-price lunch | 91% | 77.8% |
| Students per teacher | 14.5 | 17.4 |
| Reading proficiency | 22% | 26% |
| Math proficiency | 17% | 23% |
| city | Tulsa | Tulsa |
| state | Oklahoma | Oklahoma |
| Website | – | – |
The verdict
- •Union 6th-7th Grade Ctr scores higher on the Success Index (US) (19.1 vs 16.4).
- •Union 6th-7th Grade Ctr does better on math proficiency (23% vs 17%).
- •Union 6th-7th Grade Ctr does better on reading proficiency (26% vs 22%).
- •Union 6th-7th Grade Ctr does better on community advantage (fewer free/reduced-price lunch) (77.8% vs 91%).
- •Salk ES does better on students per teacher (14.5 vs 17.4).
- •Union 6th-7th Grade Ctr is the larger school with 2,123 students compared with 465.
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 Salk ES better than Union 6th-7th Grade Ctr?
On the Success Index (US), Union 6th-7th Grade Ctr ranks higher (19.1 vs 16.4 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 Salk ES and Union 6th-7th Grade Ctr?
About 2.5 km in a straight line, between Tulsa and Tulsa in Oklahoma.
Which has the better Enrollment?
Salk ES: 465. Union 6th-7th Grade Ctr: 2,123. Students enrolled in the latest NCES directory year.
How do Salk ES and Union 6th-7th Grade Ctr rank in Oklahoma?
Salk ES is 774th of 899 and Union 6th-7th Grade Ctr is 282nd of 338 among elementary schools in Oklahoma on the 2025 Success Index (US).