State school · Secondary

Thomas Reddall High School

Ambarvale, 2560 — in Rosemeadow - Glen Alpine

SectorSchools

State

Secondary school

NSW school data

Year levels

—

official range

NSW school data

ICSEA

908

national average is 1000

ACARA 2025

Suburb

Rosemeadow - Glen Alpine

SA2 this campus sits in

ABS boundary

School information

Thomas Reddall High School is a state secondary school in Rosemeadow - Glen Alpine, Sydney. It had 488 students, per NSW school data. Its ICSEA is 908, below the national average of 1000 (12th percentile nationally). NAPLAN results for Thomas Reddall 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.

908ICSEA — 92 points below the national average of 1000, higher than 12% of Australian schools

−92

820national average · 10001180

vs avg

Socio-educational advantage

Bottom quarter 63%Lower-middle quarter 25%Upper-middle quarter 10%Top quarter 2%

63%25%10%

All Australian students — 25% in each quarter

Who’s enrolled

488students in 2025

Girls and boys

Girls 238 · 49%
Boys 250 · 51%

Language background

Language other than English 42%
English only 58%
Not stated 0%

Aboriginal or Torres Strait Islander

19% of enrolment

Thomas Reddall High School has an ICSEA of 908, below the national average of 1000 and higher than 12% of Australian schools. 2% of its students are in the top quarter of socio-educational advantage and 63% in the bottom quarter, against 25% in each quarter across all Australian schools. It enrolled 488 students in 2025 (238 girls, 250 boys), 19% Aboriginal or Torres Strait Islander and 42% with a language background other than English.

Show the data table

Thomas Reddall High School — student background, ACARA School Profile 2025
Measure	Value
ICSEA	908
ICSEA vs national average (1000)	-92
ICSEA percentile	12
Bottom quarter of advantage	63%
Lower-middle quarter of advantage	25%
Upper-middle quarter of advantage	10%
Top quarter of advantage	2%
Total enrolment	488
Girls	238 (49%)
Boys	250 (51%)
Language other than English	42%
English only	58%
Not stated	0%
Aboriginal or Torres Strait Islander	19%

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

School details

Sector: State school
Type: Secondary
Enrolment: 488 students
ICSEA: 908 · 12th percentile
Address: Ambarvale 2560

Thomas Reddall High School: common questions

Is Thomas Reddall High School a public or private school?

Thomas Reddall High School is a government (public) secondary school in Rosemeadow - Glen Alpine, Sydney. NSW government schools enrol students who live inside their catchment area.

How many students go to Thomas Reddall High School?

Thomas Reddall High School had 488 students enrolled, per NSW school data.

What is Thomas Reddall High School's ICSEA?

Thomas Reddall High School has an ICSEA of 908, below the national average of 1000 (12th percentile nationally), per the ACARA School Profile 2025. ICSEA reflects the socio-educational background of a school's students, not its results.

Where is Thomas Reddall High School located?

Thomas Reddall High School is at Ambarvale 2560, in the Rosemeadow - Glen Alpine SA2.

Other schools in Rosemeadow - Glen Alpine

Broughton Anglican CollegeNon-Government · Combined Ambarvale Public SchoolState · Primary Our Lady Help of Christians Catholic Primary SchoolNon-Government · Primary Rosemeadow Public SchoolState · Primary Thomas Acres Public SchoolState · Primary Ambarvale High SchoolState · Secondary John Therry Catholic CollegeNon-Government · Secondary Mary Brooksbank SchoolState · 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).