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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
26Queenswood School463 pupilsIndependent · Boarding · 6thHatfield, East of England
ISI · Good
27St Francis College287 pupilsIndependent · Boarding · 6thLetchworth Garden City, East of England
ISI · Good
28Abbey College Cambridge428 pupilsIndependent · Boarding · 6thCambridgeshire, East of England
ISI · Good
29Thetford Grammar School202 pupilsIndependent · Boarding · 6thUnknown, East of England
ISI · Good
30Cambridge Arts and Sciences (CATS and CSVPA)534 pupilsIndependent · Boarding · 6thCambridge, East of England
ISI · Good
31Ipswich High School534 pupilsIndependent · Boarding · 6thUnknown, East of England
ISI · Good
32Finborough School680 pupilsIndependent · Boarding · 6thStowmarket, East of England
ISI · Good
33Framlingham College557 pupilsIndependent · Boarding · 6thWoodbridge, East of England
34Tring Park School for the Performing Arts333 pupilsIndependent · Boarding · 6thTring, East of England
ISI · Good
35Stoke College104 pupilsIndependent · Boarding · 6thSudbury, East of England
ISI · Good
36The Purcell School195 pupilsIndependent · Boarding · 6thUnknown, East of England
ISI · Good
37Saint Felix School244 pupilsIndependent · Boarding · 6thSouthwold, East of England
ISI · Good
38St Joseph's College577 pupilsIndependent · Boarding · 6thIpswich, East of England
39St Mary's School586 pupilsIndependent · Boarding · 6thcambridge, East of England
40Holmwood House School392 pupilsIndependent · BoardingColchester, East of England
ISI · Excellent
41St. Andrew's College Cambridge151 pupilsIndependent · Boarding · 6thCambridge, East of England
42Summerhill School53 pupilsIndependent · Boarding · 6thLeiston, East of England
ISI · Good
43Felixstowe International College33 pupilsIndependent · Boarding · 6thFelixstowe, East of England
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.