CatholicPrimaryYears K-6· Inner Regional

St Mary's Star of the Sea Catholic Primary School

Milton, NSW 2538 · Catholic Schools NSW

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ICSEA

1044

66th percentile nationally

Above average

Total enrolments

125

Primary

Student–teacher ratio

10:1

12.6 FTE teachers

Gender mix

44% / 56%

girls / boys

Language background

non-English at home

Socio-educational advantage

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

Bottom: 15%

Lower-mid: 29%

Upper-mid: 33%

Top: 23%

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Other schools in Milton

Milton Public School

Government · Primary

1024

Budawang School

Government · Special

909

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.