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CatholicSecondaryYears 7-12· Major Cities

Gilroy Catholic College

Castle Hill, NSW 2154 · Catholic Schools NSW

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ICSEA

1096

83th percentile nationally

Top tier

Total enrolments

1,307

Secondary

Student–teacher ratio

14:1

92 FTE teachers

Gender mix

51% / 49%

girls / boys

Language background

39%

non-English at home

Socio-educational advantage

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

Bottom: 6%
Lower-mid: 22%
Upper-mid: 37%
Top: 35%

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Other schools in Castle Hill

Oakhill Drive Public School

Government · Primary

1152

Excelsior Public School

Government · Primary

1150

St Bernadette's Primary School

Catholic · Primary

1145

Castle Hill Public School

Government · Primary

1128

Samuel Gilbert Public School

Government · Primary

1128

St Angela's Primary School

Catholic · Primary

1126

Oakhill College

Independent · Secondary

1124

Castle Hill High School

Government · Secondary

1121

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.