GovernmentSecondaryYears 7-12· Major Cities

Killara High School

Killara, NSW 2071 · NSW Department of Education

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ICSEA

1147

95th percentile nationally

Elite (top decile)

Total enrolments

1,803

Secondary

Student–teacher ratio

15:1

119.6 FTE teachers

Gender mix

42% / 58%

girls / boys

Language background

65%

non-English at home

Socio-educational advantage

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

Bottom: 2%

Lower-mid: 9%

Upper-mid: 29%

Top: 60%

Explore Killara, NSWLiveability 70

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Other schools in Killara

Beaumont Road Public School

Government · Primary

1164

Killara Public School

Government · Primary

1148

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.