State school · Secondary

Galston High School

Galston, 2159 — in Galston - Laughtondale

SectorSchools

State

Secondary school

NSW school data

Year levels

—

official range

NSW school data

ICSEA

1044

national average is 1000

ACARA 2025

Suburb

Galston - Laughtondale

SA2 this campus sits in

ABS boundary

School information

Galston High School is a state secondary school in Galston - Laughtondale, Sydney. It had 570 students, per NSW school data. Its state-school catchment covers Galston - Laughtondale and Dural - Kenthurst - Wisemans Ferry and parts of nearby suburbs. Its ICSEA is 1044, above the national average of 1000 (66th percentile nationally). NAPLAN results for Galston High School 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.

1044ICSEA — 44 points above the national average of 1000, higher than 66% of Australian schools

+44

820national average · 10001180

vs avg

Socio-educational advantage

Bottom quarter 20%Lower-middle quarter 32%Upper-middle quarter 30%Top quarter 19%

20%32%30%19%

All Australian students — 25% in each quarter

Who’s enrolled

570students in 2025

Girls and boys

Girls 282 · 49%
Boys 288 · 51%

Language background

Language other than English 20%
English only 80%
Not stated 0%

Aboriginal or Torres Strait Islander

2% of enrolment

Galston High School has an ICSEA of 1044, above the national average of 1000 and higher than 66% of Australian schools. 19% of its students are in the top quarter of socio-educational advantage and 20% in the bottom quarter, against 25% in each quarter across all Australian schools. It enrolled 570 students in 2025 (282 girls, 288 boys), 2% Aboriginal or Torres Strait Islander and 20% with a language background other than English.

Show the data table

Galston High School — student background, ACARA School Profile 2025
Measure	Value
ICSEA	1044
ICSEA vs national average (1000)	+44
ICSEA percentile	66
Bottom quarter of advantage	20%
Lower-middle quarter of advantage	32%
Upper-middle quarter of advantage	30%
Top quarter of advantage	19%
Total enrolment	570
Girls	282 (49%)
Boys	288 (51%)
Language other than English	20%
English only	80%
Not stated	0%
Aboriginal or Torres Strait Islander	2%

NAPLAN results and student progress for Galston High School are on My School, ACARA’s official site.

School details

Sector: State school
Type: Secondary
Enrolment: 570 students
ICSEA: 1044 · 66th percentile
Address: Galston 2159

Catchment area

NSW government schools enrol students who live inside their catchment. This is a simplified outline — catchments can split a street, so confirm your exact address on the NSW Department of Education’s School Finder.

Map

Secondary (Years 7–12)

Covers Dural - Kenthurst - Wisemans Ferry, Galston - Laughtondale.

Also parts of Asquith - Mount Colah, Berowra - Brooklyn - Cowan, Bilpin - Colo - St Albans, Box Hill - Nelson, Castle Hill - East, Castle Hill - North, Cherrybrook, Glenhaven, Hornsby - West, Normanhurst - Thornleigh - Westleigh, Pitt Town - McGraths Hill.

Galston High School: common questions

Is Galston High School a public or private school?

Galston High School is a government (public) secondary school in Galston - Laughtondale, Sydney. NSW government schools enrol students who live inside their catchment area.

How many students go to Galston High School?

Galston High School had 570 students enrolled, per NSW school data.

What suburbs are in the Galston High School catchment?

Galston High School's enrolment catchment covers Galston - Laughtondale and Dural - Kenthurst - Wisemans Ferry, plus parts of nearby suburbs. Catchments can split a street, so confirm your address on the NSW Department of Education's School Finder.

What is Galston High School's ICSEA?

Galston High School has an ICSEA of 1044, above the national average of 1000 (66th percentile nationally), per the ACARA School Profile 2025. ICSEA reflects the socio-educational background of a school's students, not its results.

Where is Galston High School located?

Galston High School is at Galston 2159, in the Galston - Laughtondale SA2.

Other schools in Galston - Laughtondale

Northholm Grammar SchoolNon-Government · Combined Arcadia Public SchoolState · Primary Galston Public SchoolState · Primary

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).