IndependentSpecialYears 7-12· Major Cities

ET Australia Secondary College

Gosford, NSW 2250 · Independent Schools NSW

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ICSEA

976

36th percentile nationally

Around average

Total enrolments

280

Special

Student–teacher ratio

9:1

29.6 FTE teachers

Gender mix

53% / 47%

girls / boys

Language background

non-English at home

Socio-educational advantage

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

Bottom: 40%

Lower-mid: 32%

Upper-mid: 21%

Top: 7%

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Other schools in Gosford

Rumbalara Environmental Education Centre

Government · Combined

Gosford High School

Government · Secondary

1157

Central Coast Adventist School

Independent · Combined

1112

St Philip's Christian College - Gosford

Independent · Combined

1093

St Patrick's Catholic Primary School

Catholic · Primary

1090

Our Lady of the Rosary Catholic Primary School

Catholic · Primary

1076

St Joseph's Catholic College

Catholic · Secondary

1075

St Edward's Christian Brothers' College

Independent · Secondary

1068

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.