IndependentCombinedYears K-12· Major Cities

Avondale School

Cooranbong, NSW 2265 · Adventist Schools Australia

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ICSEA

1055

70th percentile nationally

Top tier

Total enrolments

977

Combined

Student–teacher ratio

15:1

67.2 FTE teachers

Gender mix

53% / 47%

girls / boys

Language background

12%

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: 29%

Upper-mid: 35%

Top: 23%

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Other schools in Cooranbong

Cooranbong Public School

Government · Primary

948

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.