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State school · Secondary

John Edmondson High School

Horningsea Park, 2171 — in Hoxton Park - Carnes Hill - Horningsea Park

SectorSchools
State
Secondary school
NSW school data
Year levels
—
official range
NSW school data
ICSEA
982
national average is 1000
ACARA 2025
Suburb
Hoxton Park - Carnes Hill - Horningsea Park
SA2 this campus sits in
ABS boundary

School information

John Edmondson High School is a state secondary school in Hoxton Park - Carnes Hill - Horningsea Park, Sydney. It had 1,084 students, per NSW school data. Its state-school catchment covers Leppington - Catherine Field and Austral - Greendale and parts of nearby suburbs. Its ICSEA is 982, below the national average of 1000 (39th percentile nationally). NAPLAN results for John Edmondson 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.

982ICSEA — 18 points below the national average of 1000, higher than 39% of Australian schools
−18
820national average · 10001180
vs avg

Socio-educational advantage

Bottom quarter 42%Lower-middle quarter 31%Upper-middle quarter 20%Top quarter 7%

All Australian students — 25% in each quarter

Who’s enrolled

1,084students in 2025

Girls and boys

  • Girls 514 · 47%
  • Boys 570 · 53%

Language background

  • Language other than English 77%
  • English only 23%
  • Not stated 0%

Aboriginal or Torres Strait Islander

3% of enrolment

John Edmondson High School has an ICSEA of 982, below the national average of 1000 and higher than 39% of Australian schools. 7% of its students are in the top quarter of socio-educational advantage and 42% in the bottom quarter, against 25% in each quarter across all Australian schools. It enrolled 1,084 students in 2025 (514 girls, 570 boys), 3% Aboriginal or Torres Strait Islander and 77% with a language background other than English.

Show the data table
John Edmondson High School — student background, ACARA School Profile 2025
MeasureValue
ICSEA982
ICSEA vs national average (1000)-18
ICSEA percentile39
Bottom quarter of advantage42%
Lower-middle quarter of advantage31%
Upper-middle quarter of advantage20%
Top quarter of advantage7%
Total enrolment1,084
Girls514 (47%)
Boys570 (53%)
Language other than English77%
English only23%
Not stated0%
Aboriginal or Torres Strait Islander3%
NAPLAN results and student progress for John Edmondson High School are on My School, ACARA’s official site.

School details

Sector
State school
Type
Secondary
Enrolment
1,084 students
ICSEA
982 · 39th percentile
Address
Horningsea Park 2171

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
John Edmondson High School Catchment area · map tiles © OpenStreetMap contributors
Secondary (Years 7–12)

Covers Austral - Greendale, Leppington - Catherine Field.

Also parts of Badgerys Creek, Cobbitty - Bringelly, Denham Court - Bardia, Edmondson Park, Gledswood Hills - Gregory Hills, Hoxton Park - Carnes Hill - Horningsea Park, Prestons, West Hoxton - Middleton Grange.

John Edmondson High School: common questions

Is John Edmondson High School a public or private school?
John Edmondson High School is a government (public) secondary school in Hoxton Park - Carnes Hill - Horningsea Park, Sydney. NSW government schools enrol students who live inside their catchment area.
How many students go to John Edmondson High School?
John Edmondson High School had 1,084 students enrolled, per NSW school data.
What suburbs are in the John Edmondson High School catchment?
John Edmondson High School's enrolment catchment covers Leppington - Catherine Field and Austral - Greendale, 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 John Edmondson High School's ICSEA?
John Edmondson High School has an ICSEA of 982, below the national average of 1000 (39th percentile nationally), per the ACARA School Profile 2025. ICSEA reflects the socio-educational background of a school's students, not its results.
Where is John Edmondson High School located?
John Edmondson High School is at Horningsea Park 2171, in the Hoxton Park - Carnes Hill - Horningsea Park SA2.

Other schools in Hoxton Park - Carnes Hill - Horningsea Park

Malek Fahd Islamic School Hoxton ParkNon-Government · CombinedGood Shepherd Catholic Primary SchoolNon-Government · PrimaryHoly Spirit Catholic Primary SchoolNon-Government · PrimaryHoxton Park Public SchoolState · PrimaryGood Samaritan Catholic CollegeNon-Government · Secondary

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).