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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 AAB % (period 202425).

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 29Page 1 of 2EES period: 202425
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#SchoolA-Level AAB %TypeRegionOfsted
1The National Mathematics and Science College
Period 202425
90.2%Independent · Boarding · 6thUnknown, West Midlands
2Cardiff Sixth Form College, Cambridge
Period 202425
81.1%Independent · Boarding · 6thUnknown, East of England
3The Perse School
Period 202425
73.4%Independent · Day · 6thUnknown, East of England
4Latymer Upper School and Latymer Prep
Period 202425
72.3%Independent · Day · 6thLondon, London
5Brighton College
Period 202425
70.5%Independent · Boarding · 6thBrighton, South East
6Sevenoaks School
Period 202425
67.5%Independent · Boarding · 6thSevenoaks, South East
7Highgate School
Period 202425
66.1%Independent · Day · 6thUnknown, London
8Nottingham High School
Period 202425
65.4%Independent · Day · 6thNottingham, East Midlands
9Oxford International College
Period 202425
64.6%Independent · Boarding · 6thUnknown, South EastInadequate
10Alleyn's School
Period 202425
64.1%Independent · Day · 6thLondon, London
11Eltham College
Period 202425
63.5%Independent · Day · 6thLondon, London
12Concord College
Period 202425
62.5%Independent · Boarding · 6thShrewsbury, West Midlands
13Bancroft's School
Period 202425
62.1%Independent · Day · 6thWoodford Green, London
14Colfe's School
Period 202425
61.8%Independent · Day · 6thLondon, London
15Charterhouse
Period 202122
61.2%Independent · Boarding · 6thGodalming, South East
16City of London Freemen's School
Period 202425
60.4%Independent · Boarding · 6thSurrey, South East
17Marlborough College
Period 202122
58.5%Independent · Boarding · 6thWiltshire, South West
18The King's School Canterbury
Period 202425
58.5%Independent · Boarding · 6thCanterbury, South East
19Forest School58.5%Independent · Day · 6thLondon, London
20Reigate Grammar School
Period 202425
57.3%Independent · Day · 6thReigate, South East
21Kingston Grammar School
Period 202425
53.4%Independent · Day · 6thKingston upon Thames, London
22Royal Grammar School
Period 202425
52.1%Independent · Day · 6thNewcastle-upon-Tyne, North East
23Emanuel School
Period 202425
49.6%Independent · Day · 6thLondon, London
24Uppingham School
Period 202223
49.5%Independent · Boarding · 6thUnknown, East Midlands
25Mill Hill School Foundation
Period 202122
49.5%Independent · Boarding · 6thLondon, London
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Source: DfE / Explore Education Statistics, latest published 16-18 period (202425). 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.