Alfred Salter Primary School vs Marathon Science School
A head-to-head comparison of two schools in London, England, 1.0 km apart, using official English 2025 data. The better value in each row is highlighted.
Alfred Salter Primary School
London · Local authority primary · Ages 3–11
403 students
Marathon Science School
London · Independent all-through · Ages 10–19
35 students
| Measure | Alfred Salter Primary School London, London | Marathon Science School London, London |
|---|---|---|
| Success Index (England) | 70 Top 25% | – Not rated |
| Region rank | #658 of 1,720 | – |
| National rank | #3896 of 15,697 | – |
| Sector | Local authority | Independent |
| Type | Primary | All-through |
| Year range | Ages 3–11 | Ages 10–19 |
| Students | 403 | 35 |
| Pupils on roll | 403 | 35 |
| Free school meals | 26.7% | – |
| Capacity filled | 96% | 29.2% |
| KS2 expected standard (RWM) | 73% | – |
| KS2 higher standard (RWM) | 18% | – |
| 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 | London | London |
| region | London | London |
| Website | www.alfredsalter.com | www.marathonschool.com |
The verdict
- •Alfred Salter Primary School is the larger school with 403 students compared with 35.
- •Alfred Salter Primary School is a local authority school while Marathon Science School is a independent school, so fees and admission rules differ.
- •Alfred Salter Primary School is co-educational and Marathon Science School is boys.
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 Alfred Salter Primary School better than Marathon Science School?
The two schools are very close on the Success Index (England). Differences in sector, size, programmes and distance from home will matter more than the score.
How far apart are Alfred Salter Primary School and Marathon Science School?
About 1.0 km in a straight line, between London and London in London.
Which has the better Pupils on roll?
Alfred Salter Primary School: 403. Marathon Science School: 35. Number of pupils in the latest school census.
How do Alfred Salter Primary School and Marathon Science School rank in London?
Alfred Salter Primary School is 658th of 1,720 and Marathon Science School is unranked among primary schools in London on the 2025 Success Index (England).