GovernmentSecondaryYears U, 7-12· Major Cities

Willunga High School

Willunga, SA 5172 · Department for Education South Australia

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ICSEA

994

44th percentile nationally

Around average

Total enrolments

693

Secondary

Student–teacher ratio

15:1

46.8 FTE teachers

Gender mix

52% / 48%

girls / boys

Language background

2%

non-English at home

Socio-educational advantage

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

Bottom: 37%
Lower-mid: 34%
Upper-mid: 20%
Top: 9%

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.