St Mary's RC Junior School vs St Philomena's Catholic High School for Girls
A head-to-head comparison of two schools in London, England, 201 m apart, using official English 2025 data. The better value in each row is highlighted.
St Mary's RC Junior School
Carshalton · Local authority primary · Ages 7–11
361 students
St Philomena's Catholic High School for Girls
Carshalton · Local authority secondary · Ages 11–18
1,425 students
| Measure | St Mary's RC Junior School Carshalton, London | St Philomena's Catholic High School for Girls Carshalton, London |
|---|---|---|
| Success Index (England) | 81 Top 25% | 83 Top 25% |
| Region rank | #334 of 1,720 | #104 of 640 |
| National rank | #2022 of 15,697 | #495 of 4,090 |
| Sector | Local authority | Local authority |
| Type | Primary | Secondary |
| Year range | Ages 7–11 | Ages 11–18 |
| Students | 361 | 1,425 |
| Pupils on roll | 361 | 1,425 |
| Free school meals | 6.4% | 16.7% |
| Capacity filled | 100.3% | 92% |
| KS2 expected standard (RWM) | 71% | – |
| KS2 higher standard (RWM) | 24% | – |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | 57.2 |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | 60% |
| Grade 4+ English & maths | – | 81.3% |
| EBacc average points | – | 5.30 |
| A level points per entry | – | 38.0 |
| town | Carshalton | Carshalton |
| region | London | London |
| Website | www.stmarysjunior.org.uk | www.stphils.org.uk |
The verdict
- •St Philomena's Catholic High School for Girls scores higher on the Success Index (England) (83.3 vs 80.9).
- •St Philomena's Catholic High School for Girls is the larger school with 1,425 students compared with 361.
- •St Mary's RC Junior School is co-educational and St Philomena's Catholic High School for Girls 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 Mary's RC Junior School better than St Philomena's Catholic High School for Girls?
On the Success Index (England), St Philomena's Catholic High School for Girls ranks higher (83.3 vs 80.9 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 Mary's RC Junior School and St Philomena's Catholic High School for Girls?
About 201 m in a straight line, between Carshalton and Carshalton in London.
Which has the better Pupils on roll?
St Mary's RC Junior School: 361. St Philomena's Catholic High School for Girls: 1,425. Number of pupils in the latest school census.
How do St Mary's RC Junior School and St Philomena's Catholic High School for Girls rank in London?
St Mary's RC Junior School is 334th of 1,720 and St Philomena's Catholic High School for Girls is 104th of 640 among primary schools in London on the 2025 Success Index (England).