GovernmentSecondaryYears 7-12· Major Cities

John Edmondson High School

Horningsea Park, NSW 2171 · NSW Department of Education

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ICSEA

982

39th percentile nationally

Around average

Total enrolments

1,084

Secondary

Student–teacher ratio

14:1

75.1 FTE teachers

Gender mix

47% / 53%

girls / boys

Language background

77%

non-English at home

Socio-educational advantage

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

Bottom: 42%

Lower-mid: 31%

Upper-mid: 20%

Top: 7%

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Other schools in Horningsea Park

Thomas Hassall Anglican College

Independent · Combined

1083

Holy Spirit Catholic Primary School

Catholic · Primary

1059

Clancy Catholic College

Catholic · Secondary

1054

Good Shepherd Catholic Primary School

Catholic · Primary

1037

Cecil Hills Public School

Government · Primary

1017

Greenway Park Public School

Government · Primary

1011

Middleton Grange Public School

Government · Primary

1010

Cecil Hills High School

Government · Secondary

986

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.