Rocky Run Middle vs Stone Middle
A head-to-head comparison of two middle schools in Virginia, United States, 4.3 km apart, using official American 2025 data. The better value in each row is highlighted.
Rocky Run Middle
Chantilly · Public middle · Grades 7–8
882 students
Stone Middle
Centreville · Public middle · Grades 7–8
718 students
| Measure | Rocky Run Middle Chantilly, Virginia | Stone Middle Centreville, Virginia |
|---|---|---|
| Success Index (US) | 90 Top 5% | 90 Top 5% |
| State rank | #41 of 340 | #31 of 340 |
| National rank | #322 of 15,369 | #268 of 15,369 |
| Sector | Public | Public |
| Type | Middle | Middle |
| Year range | Grades 7–8 | Grades 7–8 |
| Students | 882 | 718 |
| Enrollment | 882 | 718 |
| Free/reduced-price lunch | 19.6% | 39% |
| Students per teacher | 15.2 | 9.2 |
| Reading proficiency | 93% | 80% |
| Math proficiency | 93% | 91% |
| city | Chantilly | Centreville |
| state | Virginia | Virginia |
| Website | – | – |
The verdict
- •Both schools have almost identical Success Index (US) scores (89.5 vs 90.4).
- •Rocky Run Middle does better on math proficiency (93% vs 91%).
- •Rocky Run Middle does better on reading proficiency (93% vs 80%).
- •Rocky Run Middle does better on community advantage (fewer free/reduced-price lunch) (19.6% vs 39%).
- •Stone Middle does better on students per teacher (9.2 vs 15.2).
- •Rocky Run Middle is the larger school with 882 students compared with 718.
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 Rocky Run Middle better than Stone Middle?
The two schools are very close on the Success Index (US). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Rocky Run Middle and Stone Middle?
About 4.3 km in a straight line, between Chantilly and Centreville in Virginia.
Which has the better Enrollment?
Rocky Run Middle: 882. Stone Middle: 718. Students enrolled in the latest NCES directory year.
How do Rocky Run Middle and Stone Middle rank in Virginia?
Rocky Run Middle is 41st of 340 and Stone Middle is 31st of 340 among middle schools in Virginia on the 2025 Success Index (US).