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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.

Sort by:OfstedComposite · A-LevelComposite · GCSEComposite (all)A-Level AAB %A-Level APS / entryValue-addedGCSE Attainment 8GCSE Eng+Maths 5+EBacc APS
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#SchoolOfstedTypeRegionOfsted
1Cheltenham Ladies' College833 pupilsIndependent · Boarding · 6thCheltenham, South West
ISI · Good
2Wycombe Abbey644 pupilsIndependent · Boarding · 6thHigh Wycombe, South East
ISI · Good
3Tudor Hall School277 pupilsIndependent · Boarding · 6thBanbury, South East
ISI · Good
4Headington Rye Oxford1,150 pupilsIndependent · Boarding · 6thOxford, South East
5Benenden School532 pupilsIndependent · Boarding · 6thCranbrook, South East
ISI · Good
6Downe House542 pupilsIndependent · Boarding · 6thThatcham, South East
ISI · Good
7Roedean School615 pupilsIndependent · Boarding · 6thBrighton, South East
ISI · Good
8Talbot Heath School499 pupilsIndependent · Boarding · 6thBournemouth, South West
ISI · Good
9Queen Anne's School361 pupilsIndependent · Boarding · 6thReading, South East
ISI · Good
10St Swithuns715 pupilsIndependent · Boarding · 6thUnknown, South East
11Heathfield School185 pupilsIndependent · Boarding · 6thAscot, South East
ISI · Good
12Royal Masonic School for Girls928 pupilsIndependent · Boarding · 6thRickmansworth, East of England
ISI · Good
13Woldingham School534 pupilsIndependent · Boarding · 6thCaterham, South East
ISI · Good
14The Mount School (York)223 pupilsIndependent · Boarding · 6thYork, Yorkshire and the Humber
15St Catherine's School838 pupilsIndependent · Boarding · 6thGuildford, South East
16St Mary's School Ascot384 pupilsIndependent · Boarding · 6thAscot, South East
17King's High School820 pupilsIndependent · Boarding · 6thWarwickshire, West Midlands
18St Marys Calne and St Margarets Prep498 pupilsIndependent · Boarding · 6thCalne, South West
19Harrogate Ladies' College486 pupilsIndependent · Boarding · 6thHarrogate, Yorkshire and the Humber
ISI · Good
20Moreton Hall School344 pupilsIndependent · Boarding · 6thOswestry, West Midlands
21Queenswood School463 pupilsIndependent · Boarding · 6thHatfield, East of England
ISI · Good
22St Francis College287 pupilsIndependent · Boarding · 6thLetchworth Garden City, East of England
ISI · Good
23Loughborough High School523 pupilsIndependent · Boarding · 6thUnknown, East Midlands
ISI · Good
24Adcote School for Girls197 pupilsIndependent · Boarding · 6thShrewsbury, West Midlands
ISI · Good
25Thornton College358 pupilsIndependent · Boarding · 6thMilton Keynes, South East
ISI · Good
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Source: GIAS school register + Ofsted Management Information — open licence, weekly refresh.

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.