GovernmentPrimaryYears K-6· Major Cities

Crestwood Public School

Baulkham Hills, NSW 2153 · NSW Department of Education

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ICSEA

1139

93th percentile nationally

Elite (top decile)

Total enrolments

633

Primary

Student–teacher ratio

18:1

35.7 FTE teachers

Gender mix

48% / 52%

girls / boys

Language background

67%

non-English at home

Socio-educational advantage

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

Bottom: 4%
Lower-mid: 11%
Upper-mid: 30%
Top: 55%

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.