Top 20 IGCSE Schools in Johannesburg

Johannesburg has a deep private and international school market. For IGCSE families, the most important ranking factors are subject breadth, teacher specialism, and the quality of exam-year routines (mocks, past papers, feedback cycles).

What to ask for (IGCSE outcomes + evidence)

• Subject-by-subject outcomes and number of exam entries
• How the school structures Year 10–11 mock exams and revision support
• Support systems (learning support, EAL, wellbeing)

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The Top 20 (Johannesburg)

1. American International School of Johannesburg (AISJ) – Premium campus; strong support systems and outcomes signals.
2. St Stithians College – Strong academics and senior support structures.
3. St John’s College (Johannesburg) – Strong academic culture; verify IGCSE route by cohort.
4. Roedean School (SA) – Johannesburg – Strong outcomes signals; verify IGCSE offering and subject breadth.
5. Crawford College (selected campuses) – Large network; compare campus senior provision.
6. Reddam House (Johannesburg campuses) – Strong academics; confirm IGCSE pathway details.
7. St Andrew’s School for Girls (Johannesburg) – Strong academics; verify IGCSE route.
8. King Edward VII School (international options) – Confirm IGCSE offering where applicable.
9. Jeppe High School for Boys/Girls (international options) – Verify IGCSE route if offered.
10. British International College (Johannesburg) – Confirm Cambridge/IGCSE offering and exam support.
11. Curro schools (international tracks) – Verify Cambridge/IGCSE route by campus.
12. HeronBridge College (international options) – Confirm exam route and subject breadth.
13. Redhill School (Johannesburg) – Verify IGCSE offering and support systems.
14. Cedar House School (international options) – Confirm pathway and exam-year routines.
15. Trinityhouse (international tracks) – Verify Cambridge offering and subject options.
16. Schools with strong science lab provision – Important for practical readiness.
17. Schools with structured mock calendars – Strong signal for exam technique development.
18. Schools with stable senior teaching teams – Often correlates with consistent outcomes.
19. Schools that publish results summaries – Request entry counts and subject distributions.
20. Other Cambridge schools in Johannesburg – Validate status and confirm IGCSE cohorts by campus.

Quick checklist

• Confirm IGCSE subjects and options blocks.
• Ask what outcomes data the school can share and the number of entries.
• Review the Year 10–11 plan for past papers and feedback cycles.

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