Secondary · 中学

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 GCSE Attainment 8 (period 202425).

Sort by:Ofsted Composite · A-Level Composite · GCSE Composite (all)A-Level AAB %A-Level APS / entry Value-addedGCSE Attainment 8 GCSE Eng+Maths 5+EBacc APS

BoardingAny Boarding Day

GenderAny Mixed (混合)Boys (男校)Girls (女校)

RegionUK-wide London South East South West East of England West Midlands East Midlands North West North East Yorkshire and the Humber

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Showing 1–25 of 61Page 1 of 3EES period: 202425

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#	School	GCSE Attainment 8	Type	Region	Ofsted
1	The Harrodian School Period 202425	75.4	Independent · Day · 6th	London, London	Good
2	St John's Preparatory and Senior School Period 202425	68.1	Independent · Day · 6th	Potters Bar, London	—
3	North Bridge House Senior Canonbury School Period 202425	67.5	Independent · Day · 6th	Unknown, London	—
4	Kew House Period 202425	66.9	Independent · Day · 6th	London, London	—
5	Thomas's College Period 202425	64.4	Independent · Boarding · 6th	Richmond, London	—
6	ArtsEd Day School & Sixth Form Period 202425	63.3	Independent · Day · 6th	London, London	—
7	North Bridge House Senior School Period 202425	62.3	Independent · Day · 6th	Unknown, London	—
8	Babington House School Period 202425	59.8	Independent · Day · 6th	Chislehurst, London	—
9	Forest School	58.5	Independent · Day · 6th	London, London	—
10	Radnor House Period 202425	56.2	Independent · Day · 6th	Twickenham, London	—
11	Normanhurst School Period 202425	55.6	Independent · Day	London, London	—
12	North London Grammar School Period 202425	55.5	Independent · Boarding · 6th	London, London	—
13	Hall School Wimbledon Period 202425	54.7	Independent · Day · 6th	Unknown, London	—
14	London Park School Mayfair and London Park School Sixth Period 202425	54.4	Independent · Day · 6th	London, London	—
15	Mill Hill School Foundation Period 202425	54.0	Independent · Boarding · 6th	London, London	—
16	Hampton Court House Period 202425	53.2	Independent · Day · 6th	East Molesey, London	—
17	Knightsbridge School Period 202425	52.4	Independent · Day	London, London	—
18	Immanuel School Period 202425	51.3	Independent · Day	Romford, London	—
19	London Park School Clapham Period 202425	50.4	Independent · Day	London, London	—
20	BRIT School for Performing Arts and Technology Period 202425	50.1	Independent · Day · 6th	Croydon, London	—
21	Alleyn's School Period 202425	48.7	Independent · Day · 6th	London, London	—
22	Read Academy Education Period 202425	47.9	Independent · Day	Ilford, London	Good
23	Kingston Grammar School Period 202425	43.5	Independent · Day · 6th	Kingston upon Thames, London	—
24	Colfe's School Period 202425	42.4	Independent · Day · 6th	London, London	—
25	Bancroft's School Period 202425	42.3	Independent · Day · 6th	Woodford Green, 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.