IndependentCombinedYears PP-12· Major Cities

Tranby College

Baldivis, WA 6171 · Association of Independent Schools of WA

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ICSEA

1060

72th percentile nationally

Top tier

Total enrolments

865

Combined

Student–teacher ratio

11:1

75.4 FTE teachers

Gender mix

49% / 51%

girls / boys

Language background

20%

non-English at home

Socio-educational advantage

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

Bottom: 13%
Lower-mid: 31%
Upper-mid: 32%
Top: 24%

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.