St Gregory's Catholic Science College vs The St Marylebone CofE School
A head-to-head comparison of two secondary schools in London, England, 13 km apart, using official English 2025 data. The better value in each row is highlighted.
St Gregory's Catholic Science College
Harrow · Academy secondary · Ages 11–18
1,175 students
The St Marylebone CofE School
London · Academy secondary · Ages 11–18
1,181 students
| Measure | St Gregory's Catholic Science College Harrow, London | The St Marylebone CofE School London, London |
|---|---|---|
| Success Index (England) | 89 Top 10% | 83 Top 25% |
| Region rank | #67 of 640 | #111 of 640 |
| National rank | #312 of 4,090 | #519 of 4,090 |
| Sector | Academy | Academy |
| Type | Secondary | Secondary |
| Year range | Ages 11–18 | Ages 11–18 |
| Students | 1,175 | 1,181 |
| Pupils on roll | 1,175 | 1,181 |
| Free school meals | 12.5% | 26% |
| Capacity filled | 111.1% | 100.9% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | 60.6 | 61.0 |
| Progress 8 | – | – |
| Grade 5+ English & maths | 67.6% | 67.1% |
| Grade 4+ English & maths | 85.4% | 82.3% |
| EBacc average points | 5.81 | 5.43 |
| A level points per entry | 38.2 | 41.8 |
| town | Harrow | London |
| region | London | London |
| Website | www.stgregorys.harrow.sch.uk | stmarylebone.school/ |
The verdict
- •St Gregory's Catholic Science College scores higher on the Success Index (England) (88.5 vs 82.7).
- •The St Marylebone CofE School is the larger school with 1,181 students compared with 1,175.
- •St Gregory's Catholic Science College is co-educational and The St Marylebone CofE School is girls.
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 St Gregory's Catholic Science College better than The St Marylebone CofE School?
On the Success Index (England), St Gregory's Catholic Science College ranks higher (88.5 vs 82.7 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 St Gregory's Catholic Science College and The St Marylebone CofE School?
About 13 km in a straight line, between Harrow and London in London.
Which has the better Pupils on roll?
St Gregory's Catholic Science College: 1,175. The St Marylebone CofE School: 1,181. Number of pupils in the latest school census.
How do St Gregory's Catholic Science College and The St Marylebone CofE School rank in London?
St Gregory's Catholic Science College is 67th of 640 and The St Marylebone CofE School is 111th of 640 among secondary schools in London on the 2025 Success Index (England).