GovernmentSecondaryYears U, 7-12· Major Cities

Adelaide High School

Adelaide, SA 5000 · Department for Education South Australia

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ICSEA

1094

83th percentile nationally

Top tier

Total enrolments

1,821

Secondary

Student–teacher ratio

14:1

127.1 FTE teachers

Gender mix

48% / 52%

girls / boys

Language background

47%

non-English at home

Socio-educational advantage

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

Bottom: 8%

Lower-mid: 21%

Upper-mid: 32%

Top: 39%

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Other schools in Adelaide

Pulteney Grammar School

Independent · Combined

1170

Sturt Street Community School

Government · Primary

1114

Gilles Street Primary School

Government · Primary

1107

Adelaide Botanic High School

Government · Secondary

1103

St Aloysius College

Catholic · Combined

1081

Muirden Senior College

Independent · Secondary

1079

Christian Brothers College

Catholic · Combined

1074

St Mary's College

Catholic · Combined

1073

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.