IndependentCombinedYears R-12· Major Cities

Concordia College

Highgate, SA 5063 · Lutheran Education SA, NT & WA

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ICSEA

1140

93th percentile nationally

Elite (top decile)

Total enrolments

1,312

Combined

Student–teacher ratio

12:1

107.2 FTE teachers

Gender mix

49% / 51%

girls / boys

Language background

17%

non-English at home

Socio-educational advantage

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

Bottom: 2%

Lower-mid: 12%

Upper-mid: 30%

Top: 56%

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Other schools in Highgate

Highgate School

Government · Primary

1150

Sunrise Christian School Fullarton

Independent · Primary

1133

Parkside Primary School

Government · Primary

1126

St Raphael's School

Catholic · Primary

1048

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.