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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 Value-added (period 202324).

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 44Page 1 of 2EES period: 202324
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#SchoolA-Level Value-addedTypeRegionOfsted
1Royal Russell School
Period 202324
0.87Independent · Boarding · 6thCroydon, London
2The King Alfred School
Period 202324
0.75Independent · Day · 6thLondon, London
3Farringtons School
Period 202425
0.74Independent · Boarding · 6thChislehurst, London
4St Dunstan's College
Period 202324
0.61Independent · Day · 6thLONDON, London
5Brampton College
Period 202324
0.60Independent · Day · 6thLondon, London
6London Park School Mayfair and London Park School Sixth
Period 202425
0.59Independent · Day · 6thLondon, London
7Radnor House
Period 202425
0.59Independent · Day · 6thTwickenham, London
8Mill Hill School Foundation
Period 202324
0.58Independent · Boarding · 6thLondon, London
9DLD College
Period 202324
0.56Independent · Boarding · 6thUnknown, London
10Hampton Court House
Period 202324
0.54Independent · Day · 6thEast Molesey, London
11The John Lyon School
Period 202425
0.52Independent · Day · 6thHarrow-on-the-Hill, London
12Ashbourne College
Period 202324
0.46Independent · Day · 6thLondon, LondonOutstanding
13Kensington Park School
Period 202425
0.44Independent · Boarding · 6thLondon, London
14Latymer Upper School and Latymer Prep
Period 202425
0.40Independent · Day · 6thLondon, London
15Emanuel School
Period 202324
0.39Independent · Day · 6thLondon, London
16North Bridge House Senior Canonbury School
Period 202425
0.39Independent · Day · 6thUnknown, London
17St Benedict's School
Period 202324
0.36Independent · Day · 6thUnknown, London
18Fine Arts College
Period 202425
0.36Independent · Day · 6thLondon, London
19The Harrodian School
Period 202425
0.35Independent · Day · 6thLondon, LondonGood
20Kingston Grammar School
Period 202324
0.34Independent · Day · 6thKingston upon Thames, London
21Mander Portman Woodward School
Period 202324
0.31Independent · Boarding · 6thLONDON, London
22Alleyn's School
Period 202324
0.31Independent · Day · 6thLondon, London
23Highgate School
Period 202324
0.30Independent · Day · 6thUnknown, London
24Ibstock Place School
Period 202425
0.29Independent · Day · 6thLondon, London
25Eltham College
Period 202425
0.26Independent · Day · 6thLondon, London
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Source: DfE / Explore Education Statistics, latest published 16-18 period (202324). 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.