Casula High School
Updated Oct 2026 · ACARA 2025Casula, New South Wales 2170 · Liverpool LGA
#408 of 539 high schools in NSW
#1127 of 1,472 nationally
About Casula High School
Casula High School is a public high school located in Casula, New South Wales (2170), within the Liverpool local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,281 students (587 girls and 694 boys).
Casula High School has an ICSEA value of 957, indicating a socio-educational profile close to the national average of 1000. That places it in the 28th percentile of Australian schools. 4% of students come from the top socio-educational quarter and 51% from the bottom quarter.
The school employs 84 teachers (92.1 full-time equivalent) and 24 non-teaching staff, giving a student-to-teacher ratio of about 13.9 to 1. Enrolments have grown by 16% over the past five years.
On the Success Index, Casula High School scores 32.3 out of 100, placing it in the lower 50% of secondary schools nationally and 408th of 539 secondary schools in NSW (8th of 14 in the Liverpool area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 957
- Students in the top advantage quarter (15%)4% of students
- Teacher resourcing (students per teacher) (15%)13.9 students per teacher
- Enrolment growth vs local area (5 years) (10%)+16% enrolments since 2020 (area median -1%)
- ICSEA trend (5 years) (10%)+0 ICSEA points since 2020
The Success Index summarises the academic environment of a school community using official ACARA data. It is not a measure of teaching quality or student results. Read the methodology.
Student profile
Distribution of students across socio-educational advantage (SEA) quarters, plus community characteristics.
Enrolments by year level
How Casula High School's 1,281 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Casula High School have changed over the past decade.
Free academic assessment
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Schools near Casula High School
Closest schools by straight-line distance, with their Success Index.
Prestons Public School
Prestons · Government primary · K-6
586 students · ICSEA 962 · 636 m away
Lurnea High School
Lurnea · Government high school · 7-12
696 students · ICSEA 902 · 1.1 km away
Casula Public School
Casula · Government primary · K-6
660 students · ICSEA 980 · 1.6 km away
Amity College
Prestons · Independent combined · K-12
2,588 students · ICSEA 1096 · 2.0 km away
Dalmeny Public School
Prestons · Government primary · K-6
671 students · ICSEA 1012 · 2.1 km away
St Francis Xavier's Catholic Primary School
Lurnea · Catholic primary · K-6
400 students · ICSEA 1062 · 2.1 km away
Hurlstone Agricultural High School
Glenfield · Government high school · 7-12
934 students · ICSEA 1147 · 2.1 km away
Lurnea Public School
Lurnea · Government primary · P-6
440 students · ICSEA 906 · 2.1 km away
Campbell House School
Glenfield · Government special · U
60 students · ICSEA 890 · 2.2 km away
Glenfield Public School
Glenfield · Government primary · K-6
470 students · ICSEA 1070 · 2.2 km away
Similar schools
Government secondary schools in NSW with a comparable ICSEA.
Ingleburn High School
Ingleburn · Government high school · 7-12
782 students · ICSEA 957
Callaghan College Waratah Campus
Waratah · Government high school · 7-10
848 students · ICSEA 957
Coffs Harbour High School
Coffs Harbour · Government high school · 7-12
783 students · ICSEA 957
Birrong Girls High School
Birrong · Government high school · 7-12
726 students · ICSEA 956
St Clair High School
St Clair · Government high school · 7-12
718 students · ICSEA 956
Rooty Hill High School
Rooty Hill · Government high school · 7-12
1,110 students · ICSEA 958
Frequently asked questions
Is Casula High School a public or private school?
Casula High School is a public (government) school run by the New South Wales education department.
What year levels does Casula High School offer?
Casula High School offers 7 to 12. It is classified by ACARA as a secondary school.
How many students attend Casula High School?
In 2025, Casula High School had 1,281 enrolled students (587 girls, 694 boys), a change of 16% over five years.
What is the ICSEA of Casula High School?
Casula High School has an ICSEA (Index of Community Socio-Educational Advantage) of 957. The national average is 1000, so this indicates a socio-educational profile close to the national average of 1000. ICSEA reflects the school community, not teaching quality.
How does Casula High School rank in NSW?
Casula High School ranks 408th of 539 secondary schools in New South Wales on the Success Index (32.3/100), and 1127th of 1,472 nationally.
What is the student-to-teacher ratio at Casula High School?
Casula High School has about 13.9 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Casula High School?
In 2025, Casula High School had 208 students in Year 7 and 216 in Year 12.
Is Casula High School co-ed?
Yes. Casula High School is a co-educational school enrolling both girls and boys.
What other schools are near Casula High School?
There are 10 other schools within 15 km of Casula High School in our database. Scroll up to the "Nearby schools" section to compare them by Success Index, ICSEA and enrolments, or use the Compare tool.
Where can I get tutoring near Casula High School?
The closest Success Tutoring centre is Success Tutoring Liverpool, about 4.3 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.