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Non-Government school · Secondary

Gilroy Catholic College

Castle Hill, 2154 — in Castle Hill - Central

SectorSchools
Non-Government
Secondary school
NSW school data
Year levels
—
official range
NSW school data
ICSEA
1096
national average is 1000
ACARA 2025
Suburb
Castle Hill - Central
SA2 this campus sits in
ABS boundary

School information

Gilroy Catholic College is a non-government secondary school in Castle Hill - Central, Sydney. It had 1,307 students, per NSW school data. Its ICSEA is 1096, above the national average of 1000 (83rd percentile nationally). NAPLAN results for Gilroy Catholic College are published on its My School profile (ACARA).

Student background

ACARA · 2025

ICSEA measures the socio-educational advantage of a school's intake against the national average of 1000. The quarters bar shows how its students spread across the four national bands; an average school sits at 25% in each.

1096ICSEA — 96 points above the national average of 1000, higher than 83% of Australian schools
+96
820national average · 10001180
vs avg

Socio-educational advantage

Bottom quarter 6%Lower-middle quarter 22%Upper-middle quarter 37%Top quarter 35%

All Australian students — 25% in each quarter

Who’s enrolled

1,307students in 2025

Girls and boys

  • Girls 666 · 51%
  • Boys 641 · 49%

Language background

  • Language other than English 39%
  • English only 61%
  • Not stated 0%

Aboriginal or Torres Strait Islander

1% of enrolment

Gilroy Catholic College has an ICSEA of 1096, above the national average of 1000 and higher than 83% of Australian schools. 35% of its students are in the top quarter of socio-educational advantage and 6% in the bottom quarter, against 25% in each quarter across all Australian schools. It enrolled 1,307 students in 2025 (666 girls, 641 boys), 1% Aboriginal or Torres Strait Islander and 39% with a language background other than English.

Show the data table
Gilroy Catholic College — student background, ACARA School Profile 2025
MeasureValue
ICSEA1096
ICSEA vs national average (1000)+96
ICSEA percentile83
Bottom quarter of advantage6%
Lower-middle quarter of advantage22%
Upper-middle quarter of advantage37%
Top quarter of advantage35%
Total enrolment1,307
Girls666 (51%)
Boys641 (49%)
Language other than English39%
English only61%
Not stated0%
Aboriginal or Torres Strait Islander1%
NAPLAN results and student progress for Gilroy Catholic College are on My School, ACARA’s official site.

School details

Sector
Non-Government school
Type
Secondary
Enrolment
1,307 students
ICSEA
1096 · 83rd percentile
Address
Castle Hill 2154

Gilroy Catholic College: common questions

Is Gilroy Catholic College a public or private school?
Gilroy Catholic College is a non-government (non-government) secondary school in Castle Hill - Central, Sydney.
How many students go to Gilroy Catholic College?
Gilroy Catholic College had 1,307 students enrolled, per NSW school data.
What is Gilroy Catholic College's ICSEA?
Gilroy Catholic College has an ICSEA of 1096, above the national average of 1000 (83rd percentile nationally), per the ACARA School Profile 2025. ICSEA reflects the socio-educational background of a school's students, not its results.
Where is Gilroy Catholic College located?
Gilroy Catholic College is at Castle Hill 2154, in the Castle Hill - Central SA2.

Other schools in Castle Hill - Central

Excelsior Public SchoolState · PrimaryAspect Western Sydney School, Castle HillNon-Government · SpecialSt Gabriel's School for students with special needsNon-Government · Special

School list: NSW Government open data — ACARA Schools NSW, via the NSW data portal, CC BY 4.0. Catchments: NSW Department of Education “School intake zones” dataset, CC BY 4.0. ICSEA & student background: ACARA School Profile 2025. NAPLAN: myschool.edu.au (ACARA).