CatholicPrimaryYears Prep-6· Major Cities

St Mary's School

St Kilda East, VIC 3183 · Victorian Catholic Education Authority

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ICSEA

1111

87th percentile nationally

Elite (top decile)

Total enrolments

135

Primary

Student–teacher ratio

14:1

9.9 FTE teachers

Gender mix

53% / 47%

girls / boys

Language background

22%

non-English at home

Socio-educational advantage

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

Bottom: 5%

Lower-mid: 21%

Upper-mid: 33%

Top: 41%

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Other schools in St Kilda East

Caulfield Grammar School

Independent · Combined

1157

Ripponlea Primary School

Government · Primary

1141

St Mary's College Melbourne

Catholic · Secondary

1093

Beth Rivkah Ladies College

Independent · Combined

1086

Yeshivah College

Independent · 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.