CatholicPrimaryYears Prep-6· Inner Regional

St Mary's School

Castlemaine, VIC 3450 · Victorian Catholic Education Authority

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ICSEA

1033

61th percentile nationally

Above average

Total enrolments

64

Primary

Student–teacher ratio

11:1

5.6 FTE teachers

Gender mix

58% / 42%

girls / boys

Language background

8%

non-English at home

Socio-educational advantage

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

Bottom: 23%
Lower-mid: 29%
Upper-mid: 29%
Top: 19%

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.