IndependentCombinedYears 5-12· Major Cities

Brisbane Grammar School

Brisbane, QLD 4000 · Independent Schools Queensland

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ICSEA

1210

99th percentile nationally

Elite (top decile)

Total enrolments

1,996

Combined

Student–teacher ratio

11:1

188.2 FTE teachers

Gender mix

0% / 100%

girls / boys

Language background

34%

non-English at home

Socio-educational advantage

Share of students in each national SEA quarter (bottom = most disadvantaged, top = most advantaged).

Bottom: 0%
Lower-mid: 2%
Upper-mid: 15%
Top: 83%

Source: ACARA My School 2025. ICSEA reflects the socio-educational background of a school's students — not academic results or teaching quality. National average = 1000. See data sources.