Connaught House School vs Halcyon London International School
A head-to-head comparison of two schools in London, England, 208 m apart, using official English 2025 data. The better value in each row is highlighted.
Connaught House School
Westminster · Independent primary · Ages 4–11
66 students
Halcyon London International School
London · Independent secondary · Ages 11–18
157 students
| Measure | Connaught House School Westminster, London | Halcyon London International School London, London |
|---|---|---|
| Success Index (England) | – Not rated | – Not rated |
| Region rank | – | – |
| National rank | – | – |
| Sector | Independent | Independent |
| Type | Primary | Secondary |
| Year range | Ages 4–11 | Ages 11–18 |
| Students | 66 | 157 |
| Pupils on roll | 66 | 157 |
| Free school meals | – | – |
| Capacity filled | 86.8% | 68.3% |
| KS2 expected standard (RWM) | – | – |
| KS2 higher standard (RWM) | – | – |
| 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 | Westminster | London |
| region | London | London |
| Website | www.connaughthouseschool.co.uk/ | www.halcyonschool.com |
The verdict
- •Halcyon London International School is the larger school with 157 students compared with 66.
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 Connaught House School better than Halcyon London International 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 Connaught House School and Halcyon London International School?
About 208 m in a straight line, between Westminster and London in London.
Which has the better Pupils on roll?
Connaught House School: 66. Halcyon London International School: 157. Number of pupils in the latest school census.
How do Connaught House School and Halcyon London International School rank in London?
Connaught House School is unranked and Halcyon London International School is unranked among primary schools in London on the 2025 Success Index (England).