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Secondary · Independent (中学私立)

ISC-tier fee-paying secondary schools (HMC / GSA / IAPS members) with senior-school age range (≥16). Default order: continuous prestige score = manual tier (Clarendon Nine / HMC flagships) + DfE A-Level + GCSE + pupil count + boarding + destination signal. All 506 ISC schools ranked on one transparent scale. Click 'A-Level AAB %' for pure academic-merit. Excludes embassy / small religious / SEN micro-schools. Currently sorted by A-Level APS / entry (period 202122).

Sort by:OfstedComposite · A-LevelComposite · GCSEComposite (all)A-Level AAB %A-Level APS / entryValue-addedGCSE Attainment 8GCSE Eng+Maths 5+EBacc APS
Showing 125 of 123Page 1 of 5EES period: 202122
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#SchoolA-Level APS / entryTypeRegionOfsted
1Westminster School
Period 202122
56.5Independent · Boarding · 6thLondon, London
2Wycombe Abbey
Period 202122
55.3Independent · Boarding · 6thHigh Wycombe, South East
3Brighton College
Period 202122
55.0Independent · Boarding · 6thBrighton, South East
4The National Mathematics and Science College
Period 202425
53.9Independent · Boarding · 6thUnknown, West Midlands
5Eton College
Period 202122
53.5Independent · Boarding · 6thWindsor, South East
6Oxford International College
Period 202122
52.9Independent · Boarding · 6thUnknown, South EastInadequate
7Tonbridge School
Period 202122
52.9Independent · Boarding · 6thTonbridge, South East
8Dulwich College
Period 202122
52.9Independent · Boarding · 6thLondon, London
9Concord College
Period 202425
52.7Independent · Boarding · 6thShrewsbury, West Midlands
10Cardiff Sixth Form College, Cambridge
Period 202324
52.1Independent · Boarding · 6thUnknown, East of England
11Cheltenham Ladies' College
Period 202122
52.1Independent · Boarding · 6thCheltenham, South West
12Wellington College
Period 202122
51.7Independent · Boarding · 6thUnknown, South East
13Radley College
Period 202122
51.5Independent · Boarding · 6thUnknown, South East
14St Mary's School Ascot
Period 202122
51.4Independent · Boarding · 6thAscot, South East
15St Catherine's School
Period 202122
51.3Independent · Boarding · 6thGuildford, South East
16Winchester College
Period 202223
51.2Independent · Boarding · 6thWinchester, South East
17Harrow School
Period 202122
51.1Independent · Boarding · 6thHarrow-on-the-Hill, London
18Sevenoaks School
Period 202122
51.1Independent · Boarding · 6thSevenoaks, South East
19Abingdon School
Period 202122
51.1Independent · Boarding · 6thAbingdon, South East
20St Swithuns
Period 202122
50.7Independent · Boarding · 6thUnknown, South East
21Hurstpierpoint College
Period 202122
50.7Independent · Boarding · 6thHassocks, South East
22City of London Freemen's School
Period 202122
50.5Independent · Boarding · 6thSurrey, South East
23Downe House
Period 202122
50.1Independent · Boarding · 6thThatcham, South East
24Uppingham School
Period 202425
50.0Independent · Boarding · 6thUnknown, East Midlands
25Canford School
Period 202122
49.9Independent · Boarding · 6thWimborne, South West
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Source: DfE / Explore Education Statistics, latest published 16-18 period (202122). Independent schools that don't submit to DfE are not represented.

Note on Independent schools: most are inspected by ISI, not Ofsted, so the Ofsted column is empty for many entries. ISI bulk data is not publicly available — sorting by A-Level metrics gives a more meaningful order for this slice.