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 A-Level AAB % (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 42Page 1 of 2EES period: 202425

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#	School	A-Level AAB %	Type	Region	Ofsted
1	Cardiff Sixth Form College, Cambridge Period 202425	81.1%	Independent · Boarding · 6th	Unknown, East of England	—
2	The Perse School Period 202425	73.4%	Independent · Day · 6th	Unknown, East of England	—
3	Brentwood School Period 202122	46.8%	Independent · Boarding · 6th	Brentwood, East of England	—
4	The Leys School Period 202425	44.9%	Independent · Boarding · 6th	Cambridge, East of England	—
5	The Stephen Perse Foundation Period 202425	44.4%	Independent · Boarding · 6th	Unknown, East of England	—
6	Aldenham School Period 202122	40.5%	Independent · Boarding · 6th	Elstree, East of England	—
7	Abbey College Cambridge Period 202425	40.2%	Independent · Boarding · 6th	Cambridgeshire, East of England	—
8	Ipswich School Period 202425	38.2%	Independent · Boarding · 6th	Ipswich, East of England	—
9	Berkhamsted School Period 202425	35.9%	Independent · Boarding · 6th	Berkhamsted, East of England	—
10	Norwich School Period 202425	34.4%	Independent · Day · 6th	Norwich, East of England	—
11	Chigwell School Period 202425	34.1%	Independent · Boarding · 6th	Chigwell, East of England	—
12	Bishop's Stortford College Period 202425	33.3%	Independent · Boarding · 6th	Bishop's Stortford, East of England	—
13	Haileybury College Period 202425	33.3%	Independent · Boarding · 6th	Hertford, East of England	—
14	King's Ely Period 202425	32.7%	Independent · Boarding · 6th	Ely, East of England	—
15	Woodbridge School Period 202425	31.3%	Independent · Boarding · 6th	Woodbridge, East of England	—
16	New Hall School Period 202425	28.9%	Independent · Boarding · 6th	Chelmsford, East of England	—
17	Bedford Modern School Period 202425	26.4%	Independent · Day · 6th	Bedford, East of England	—
18	Thetford Grammar School Period 202425	26.3%	Independent · Boarding · 6th	Unknown, East of England	—
19	Royal Hospital School Period 202425	25.9%	Independent · Boarding · 6th	Ipswich, East of England	—
20	The Peterborough School Period 202425	25.0%	Independent · Day · 6th	Peterborough, East of England	—
21	Cambridge Arts and Sciences (CATS and CSVPA) Period 202425	25.0%	Independent · Boarding · 6th	Cambridge, East of England	—
22	Immanuel College Period 202425	23.7%	Independent · Day · 6th	Bushey, East of England	—
23	St Edmund's College Period 202425	23.5%	Independent · Boarding · 6th	Ware, East of England	—
24	Gresham's School Period 202425	23.1%	Independent · Boarding · 6th	Unknown, East of England	—
25	Mander Portman Woodward Period 202425	22.4%	Independent · Day · 6th	Cambridge, East of England	—

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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.