Centreville High vs Union Mill Elementary
A head-to-head comparison of two schools in Virginia, United States, 779 m apart, using official American 2025 data. The better value in each row is highlighted.
Centreville High
Clifton · Public high · Grades 9–12
2,347 students
Union Mill Elementary
Clifton · Public elementary · Grades PK–6
874 students
| Measure | Centreville High Clifton, Virginia | Union Mill Elementary Clifton, Virginia |
|---|---|---|
| Success Index (US) | 86 Top 5% | 88 Top 5% |
| State rank | #39 of 317 | #140 of 1,142 |
| National rank | #519 of 16,910 | #1287 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 9–12 | Grades PK–6 |
| Students | 2,347 | 874 |
| Enrollment | 2,347 | 874 |
| Free/reduced-price lunch | 31.1% | 12.5% |
| Students per teacher | 12.8 | 16.2 |
| Reading proficiency | 89% | 86% |
| Math proficiency | 87% | 93% |
| city | Clifton | Clifton |
| state | Virginia | Virginia |
| Website | – | – |
The verdict
- •Union Mill Elementary scores higher on the Success Index (US) (88.1 vs 86.3).
- •Union Mill Elementary does better on math proficiency (93% vs 87%).
- •Centreville High does better on reading proficiency (89% vs 86%).
- •Union Mill Elementary does better on community advantage (fewer free/reduced-price lunch) (12.5% vs 31.1%).
- •Centreville High does better on students per teacher (12.8 vs 16.2).
- •Centreville High is the larger school with 2,347 students compared with 874.
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 Centreville High better than Union Mill Elementary?
On the Success Index (US), Union Mill Elementary ranks higher (88.1 vs 86.3 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 Centreville High and Union Mill Elementary?
About 779 m in a straight line, between Clifton and Clifton in Virginia.
Which has the better Enrollment?
Centreville High: 2,347. Union Mill Elementary: 874. Students enrolled in the latest NCES directory year.
How do Centreville High and Union Mill Elementary rank in Virginia?
Centreville High is 39th of 317 and Union Mill Elementary is 140th of 1,142 among high schools in Virginia on the 2025 Success Index (US).