GovernmentSecondaryYears 7-12· Major Cities

Northern Beaches Secondary College Mackellar Girls Campus

Manly Vale, NSW 2093 · NSW Department of Education

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ICSEA

1115

88th percentile nationally

Elite (top decile)

Total enrolments

1,023

Secondary

Student–teacher ratio

14:1

71.1 FTE teachers

Gender mix

100% / 0%

girls / boys

Language background

32%

non-English at home

Socio-educational advantage

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

Bottom: 6%

Lower-mid: 17%

Upper-mid: 32%

Top: 46%

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Other schools in Manly Vale

Balgowlah Heights Public School

Government · Primary

1177

Balgowlah North Public School

Government · Primary

1169

St Cecilia's Catholic Primary School

Catholic · Primary

1168

Farmhouse Montessori School

Independent · Primary

1165

Manly West Public School

Government · Primary

1147

Manly Vale Public School

Government · Primary

1129

St Kieran's Catholic Primary School

Catholic · Primary

1122

Northern Beaches Secondary College Balgowlah Boys Campus

Government · Secondary

1115

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.