Leigh Academy High Halstow vs St Mary's Island Church of England (Aided) Primary School
A head-to-head comparison of two primary schools in South East, England, 5.0 km apart, using official English 2025 data. The better value in each row is highlighted.
Leigh Academy High Halstow
Rochester · Academy primary · Ages 3–11
241 students
St Mary's Island Church of England (Aided) Primary School
Chatham · Local authority primary · Ages 3–11
663 students
| Measure | Leigh Academy High Halstow Rochester, South East | St Mary's Island Church of England (Aided) Primary School Chatham, South East |
|---|---|---|
| Success Index (England) | 89 Top 10% | 70 Top 25% |
| Region rank | #197 of 2,471 | #713 of 2,471 |
| National rank | #953 of 15,697 | #3874 of 15,697 |
| Sector | Academy | Local authority |
| Type | Primary | Primary |
| Year range | Ages 3–11 | Ages 3–11 |
| Students | 241 | 663 |
| Pupils on roll | 241 | 663 |
| Free school meals | 8.7% | 9.8% |
| Capacity filled | 102.1% | 105.2% |
| KS2 expected standard (RWM) | 81% | 71% |
| KS2 higher standard (RWM) | 19% | 10% |
| 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 | Rochester | Chatham |
| region | South East | South East |
| Website | leighacademyhighhalstow.org.uk/ | www.st-marys-island-cofe-primary-school.co.uk |
The verdict
- •Leigh Academy High Halstow scores higher on the Success Index (England) (88.7 vs 70.3).
- •Leigh Academy High Halstow does better on ks2: reading, writing & maths expected standard (81% vs 71%).
- •Leigh Academy High Halstow does better on ks2: higher standard (19% vs 10%).
- •St Mary's Island Church of England (Aided) Primary School is the larger school with 663 students compared with 241.
- •Leigh Academy High Halstow is a academy school while St Mary's Island Church of England (Aided) Primary School is a local authority school, so fees and admission rules differ.
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 Leigh Academy High Halstow better than St Mary's Island Church of England (Aided) Primary School?
On the Success Index (England), Leigh Academy High Halstow ranks higher (88.7 vs 70.3 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 Leigh Academy High Halstow and St Mary's Island Church of England (Aided) Primary School?
About 5.0 km in a straight line, between Rochester and Chatham in South East.
Which has the better Pupils on roll?
Leigh Academy High Halstow: 241. St Mary's Island Church of England (Aided) Primary School: 663. Number of pupils in the latest school census.
How do Leigh Academy High Halstow and St Mary's Island Church of England (Aided) Primary School rank in South East?
Leigh Academy High Halstow is 197th of 2,471 and St Mary's Island Church of England (Aided) Primary School is 713th of 2,471 among primary schools in South East on the 2025 Success Index (England).