Brompton Academy vs Chatham Grammar
A head-to-head comparison of two secondary schools in South East, England, 1.2 km apart, using official English 2025 data. The better value in each row is highlighted.
Brompton Academy
Gillingham · Academy secondary · Ages 11–18
1,399 students
Chatham Grammar
Chatham · Academy secondary · Ages 11–18
948 students
| Measure | Brompton Academy Gillingham, South East | Chatham Grammar Chatham, South East |
|---|---|---|
| Success Index (England) | 22 Lower 50% | 80 Top 25% |
| Region rank | #538 of 679 | #157 of 679 |
| National rank | #3382 of 4,090 | #629 of 4,090 |
| Sector | Academy | Academy |
| Type | Secondary | Secondary |
| Year range | Ages 11–18 | Ages 11–18 |
| Students | 1,399 | 948 |
| Pupils on roll | 1,399 | 948 |
| Free school meals | 38.6% | 17.4% |
| Capacity filled | 99.9% | 97.1% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | 38.1 | 61.8 |
| Progress 8 | – | – |
| Grade 5+ English & maths | 24.7% | 75.5% |
| Grade 4+ English & maths | 46.4% | 92.7% |
| EBacc average points | 3.17 | 5.86 |
| A level points per entry | 28.6 | 28.6 |
| town | Gillingham | Chatham |
| region | South East | South East |
| Website | www.bromptonacademy.org.uk | www.chathamgrammar.org.uk |
The verdict
- •Chatham Grammar scores higher on the Success Index (England) (79.6 vs 22.0).
- •Brompton Academy is the larger school with 1,399 students compared with 948.
The Success Index (England) 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 Brompton Academy better than Chatham Grammar?
On the Success Index (England), Chatham Grammar ranks higher (79.6 vs 22.0 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 Brompton Academy and Chatham Grammar?
About 1.2 km in a straight line, between Gillingham and Chatham in South East.
Which has the better Pupils on roll?
Brompton Academy: 1,399. Chatham Grammar: 948. Number of pupils in the latest school census.
How do Brompton Academy and Chatham Grammar rank in South East?
Brompton Academy is 538th of 679 and Chatham Grammar is 157th of 679 among secondary schools in South East on the 2025 Success Index (England).