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Warilla High School

Updated Oct 2026 · ACARA 2025Barrack Heights, New South Wales 2528 · Shellharbour LGA

32.0/ 100
Success Index
Lower 50%

#412 of 539 high schools in NSW
#1133 of 1,472 nationally

How is this calculated?
Students
1,020
-19% over 5 years
ICSEA
968
32nd percentile nationally
Students per teacher
13.2
77.1 FTE teachers
Year range
7-12

About Warilla High School

Warilla High School is a public high school located in Barrack Heights, New South Wales (2528), within the Shellharbour local government area. It caters for students from 7 to 12 and in 2025 enrolled 1,020 students (514 girls and 506 boys).

Warilla High School has an ICSEA value of 968, indicating a socio-educational profile close to the national average of 1000. That places it in the 32nd percentile of Australian schools. 7% of students come from the top socio-educational quarter and 44% from the bottom quarter.

The school employs 91 teachers (77.1 full-time equivalent) and 24 non-teaching staff, giving a student-to-teacher ratio of about 13.2 to 1. Enrolments have fallen by 19% over the past five years.

On the Success Index, Warilla High School scores 32.0 out of 100, placing it in the lower 50% of secondary schools nationally and 412th of 539 secondary schools in NSW (5th of 6 in the Shellharbour area).

Success Index breakdown

Each component is a percentile against schools of the same type across Australia.

  • Socio-educational advantage (ICSEA) (50%)ICSEA 968
  • Students in the top advantage quarter (15%)7% of students
  • Teacher resourcing (students per teacher) (15%)13.2 students per teacher
  • Enrolment growth vs local area (5 years) (10%)-19% enrolments since 2020 (area median +1%)
  • ICSEA trend (5 years) (10%)-1 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.

Warilla High School
Bottom quarterLower middleUpper middleTop quarter
Girls
514
Boys
506
Language background other than English
18%
Indigenous students
10%

Enrolments by year level

How Warilla High School's 1,020 students are spread across year levels in 2025.

Year 7 cohort
161
Year 12 cohort
118

Enrolment trend

How enrolments at Warilla High School have changed over the past decade.

9181,1251,3322015: 1,103 students2016: 1,156 students2017: 1,211 students2018: 1,255 students2019: 1,269 students2020: 1,264 students2021: 1,261 students2022: 1,209 students2023: 1,125 students2024: 1,063 students2025: 1,020 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

Is your child on track at Warilla High School?

Rankings tell you about a school community. A free Success Tutoring assessment tells you about your child: exactly where they are in English and Maths, where the gaps are, and a plan to close them. Small-group, Australian-curriculum tutoring with no lock-in contracts.

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  • English & Maths from Kindergarten to Year 12
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Schools near Warilla High School

Closest schools by straight-line distance, with their Success Index.

Similar schools

Government secondary schools in NSW with a comparable ICSEA.

Frequently asked questions

Is Warilla High School a public or private school?

Warilla High School is a public (government) school run by the New South Wales education department.

What year levels does Warilla High School offer?

Warilla High School offers 7 to 12. It is classified by ACARA as a secondary school.

How many students attend Warilla High School?

In 2025, Warilla High School had 1,020 enrolled students (514 girls, 506 boys), a change of -19% over five years.

What is the ICSEA of Warilla High School?

Warilla High School has an ICSEA (Index of Community Socio-Educational Advantage) of 968. 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 Warilla High School rank in NSW?

Warilla High School ranks 412th of 539 secondary schools in New South Wales on the Success Index (32.0/100), and 1133rd of 1,472 nationally.

What is the student-to-teacher ratio at Warilla High School?

Warilla High School has about 13.2 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

How big is the Year 7 cohort at Warilla High School?

In 2025, Warilla High School had 161 students in Year 7 and 118 in Year 12.

Is Warilla High School co-ed?

Yes. Warilla High School is a co-educational school enrolling both girls and boys.

What other schools are near Warilla High School?

There are 10 other schools within 15 km of Warilla 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 Warilla High School?

The closest Success Tutoring centre is Success Tutoring Campbelltown, about 55 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.