CatholicSecondaryYears 7-12· Major Cities

Our Lady of Mercy College

Heidelberg, VIC 3084 · Victorian Catholic Education Authority

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ICSEA

1111

87th percentile nationally

Elite (top decile)

Total enrolments

1,175

Secondary

Student–teacher ratio

12:1

96.4 FTE teachers

Gender mix

100% / 0%

girls / boys

Language background

27%

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: 20%

Upper-mid: 33%

Top: 42%

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Other schools in Heidelberg

Austin Hospital School

Government · Special

Banyule Primary School

Government · Primary

1161

Heidelberg Primary School

Government · Primary

1141

Viewbank Primary School

Government · Primary

1138

Rosanna Golf Links Primary School

Government · Primary

1133

St John's School

Catholic · Primary

1129

St Martin of Tours School

Catholic · Primary

1127

Viewbank College

Government · Secondary

1125

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.