Castle Hill Primary School vs Portway Primary School
A head-to-head comparison of two primary schools in London, England, 29 km apart, using official English 2025 data. The better value in each row is highlighted.
Castle Hill Primary School
Chessington · Academy primary · Ages 3–11
514 students
Portway Primary School
London · Academy primary · Ages 1–11
513 students
| Measure | Castle Hill Primary School Chessington, London | Portway Primary School London, London |
|---|---|---|
| Success Index (England) | 43 Lower 50% | 69 Top 50% |
| Region rank | #1333 of 1,720 | #685 of 1,720 |
| National rank | #9581 of 15,697 | #4034 of 15,697 |
| Sector | Academy | Academy |
| Type | Primary | Primary |
| Year range | Ages 3–11 | Ages 1–11 |
| Students | 514 | 513 |
| Pupils on roll | 514 | 513 |
| Free school meals | 15.8% | 37.3% |
| Capacity filled | 115.5% | 61.1% |
| KS2 expected standard (RWM) | 56% | 76% |
| KS2 higher standard (RWM) | 7% | 17% |
| 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 | Chessington | London |
| region | London | London |
| Website | castlehill-kingston.co.uk/ | portway.ncltrust.net |
The verdict
- •Portway Primary School scores higher on the Success Index (England) (69.3 vs 42.6).
- •Portway Primary School does better on ks2: reading, writing & maths expected standard (76% vs 56%).
- •Portway Primary School does better on ks2: higher standard (17% vs 7%).
- •Castle Hill Primary School is the larger school with 514 students compared with 513.
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 Castle Hill Primary School better than Portway Primary School?
On the Success Index (England), Portway Primary School ranks higher (69.3 vs 42.6 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 Castle Hill Primary School and Portway Primary School?
About 29 km in a straight line, between Chessington and London in London.
Which has the better Pupils on roll?
Castle Hill Primary School: 514. Portway Primary School: 513. Number of pupils in the latest school census.
How do Castle Hill Primary School and Portway Primary School rank in London?
Castle Hill Primary School is 1333rd of 1,720 and Portway Primary School is 685th of 1,720 among primary schools in London on the 2025 Success Index (England).