GovernmentPrimaryYears Prep-6· Major Cities

Osborne Primary School

Mount Martha, VIC 3934 · Department of Education Victoria

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ICSEA

1071

76th percentile nationally

Top tier

Total enrolments

638

Primary

Student–teacher ratio

16:1

40.8 FTE teachers

Gender mix

47% / 53%

girls / boys

Language background

6%

non-English at home

Socio-educational advantage

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

Bottom: 12%
Lower-mid: 29%
Upper-mid: 32%
Top: 27%

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.