CatholicCombinedYears R-12· Major Cities

St Aloysius College

Adelaide, SA 5000 · Catholic Education South Australia

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ICSEA

1081

79th percentile nationally

Top tier

Total enrolments

1,091

Combined

Student–teacher ratio

12:1

94.3 FTE teachers

Gender mix

100% / 0%

girls / boys

Language background

31%

non-English at home

Socio-educational advantage

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

Bottom: 13%

Lower-mid: 18%

Upper-mid: 32%

Top: 37%

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Other schools in Adelaide

Pulteney Grammar School

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1170

Sturt Street Community School

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1114

Gilles Street Primary School

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1107

Adelaide Botanic High School

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1103

Adelaide High School

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1094

Muirden Senior College

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1079

Christian Brothers College

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1074

St Mary's College

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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.