Isleworth Town Primary School vs St Mary's Catholic Primary School, Isleworth
A head-to-head comparison of two primary schools in London, England, 490 m apart, using official English 2025 data. The better value in each row is highlighted.
Isleworth Town Primary School
Isleworth · Local authority primary · Ages 3–11
727 students
St Mary's Catholic Primary School, Isleworth
Isleworth · Local authority primary · Ages 3–11
399 students
| Measure | Isleworth Town Primary School Isleworth, London | St Mary's Catholic Primary School, Isleworth Isleworth, London |
|---|---|---|
| Success Index (England) | 71 Top 25% | 75 Top 25% |
| Region rank | #633 of 1,720 | #510 of 1,720 |
| National rank | #3724 of 15,697 | #2955 of 15,697 |
| Sector | Local authority | Local authority |
| Type | Primary | Primary |
| Year range | Ages 3–11 | Ages 3–11 |
| Students | 727 | 399 |
| Pupils on roll | 727 | 399 |
| Free school meals | 18% | 13.1% |
| Capacity filled | 89.5% | 95% |
| KS2 expected standard (RWM) | 70% | 76% |
| KS2 higher standard (RWM) | 20% | 11% |
| KS2 reading progress | – | – |
| KS2 writing progress | – | – |
| KS2 maths progress | – | – |
| Attainment 8 | – | – |
| Progress 8 | – | – |
| Grade 5+ English & maths | – | – |
| Grade 4+ English & maths | – | – |
| EBacc average points | – | – |
| A level points per entry | – | – |
| town | Isleworth | Isleworth |
| region | London | London |
| Website | www.isleworthtown.hounslow.sch.uk | www.smi.hounslow.sch.uk |
The verdict
- •St Mary's Catholic Primary School, Isleworth scores higher on the Success Index (England) (75.2 vs 71.0).
- •St Mary's Catholic Primary School, Isleworth does better on ks2: reading, writing & maths expected standard (76% vs 70%).
- •Isleworth Town Primary School does better on ks2: higher standard (20% vs 11%).
- •Isleworth Town Primary School is the larger school with 727 students compared with 399.
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 Isleworth Town Primary School better than St Mary's Catholic Primary School, Isleworth?
On the Success Index (England), St Mary's Catholic Primary School, Isleworth ranks higher (75.2 vs 71.0 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 Isleworth Town Primary School and St Mary's Catholic Primary School, Isleworth?
About 490 m in a straight line, between Isleworth and Isleworth in London.
Which has the better Pupils on roll?
Isleworth Town Primary School: 727. St Mary's Catholic Primary School, Isleworth: 399. Number of pupils in the latest school census.
How do Isleworth Town Primary School and St Mary's Catholic Primary School, Isleworth rank in London?
Isleworth Town Primary School is 633rd of 1,720 and St Mary's Catholic Primary School, Isleworth is 510th of 1,720 among primary schools in London on the 2025 Success Index (England).