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Independent schoolHigh school Years 7-12Co-edMajor Cities

St George's Anglican Grammar School

Updated Oct 2026 · ACARA 2025Perth, Western Australia 6000 · Perth LGA

75.6/ 100
Success Index
Top 25%

#12 of 140 high schools in WA
#156 of 1,472 nationally

How is this calculated?
Students
596
+61% over 5 years
ICSEA
1139
93rd percentile nationally
Students per teacher
14.8
40.2 FTE teachers
Year range
7-12
Multi-campus school

About St George's Anglican Grammar School

St George's Anglican Grammar School is an independent high school located in Perth, Western Australia (6000), within the Perth local government area. It caters for students from 7 to 12 and in 2025 enrolled 596 students (319 girls and 277 boys). The school is affiliated with Anglican Schools Australia.

St George's Anglican Grammar School has an ICSEA value of 1139, indicating very high socio-educational advantage. That places it in the 93rd percentile of Australian schools. 55% of students come from the top socio-educational quarter and 4% from the bottom quarter.

The school employs 51 teachers (40.2 full-time equivalent) and 55 non-teaching staff, giving a student-to-teacher ratio of about 14.8 to 1. Enrolments have grown by 61% over the past five years.

On the Success Index, St George's Anglican Grammar School scores 75.6 out of 100, placing it in the top 25% of secondary schools nationally and 12th of 140 secondary schools in WA (2nd of 2 in the Perth area).

Year 12 ATAR results (2025)

The School Curriculum and Standards Authority lists, for every ATAR course, the schools whose students had combined scores in the top 15% of that course. St George's Anglican Grammar School appears for 1 course.

Courses listed
1
Top 15% of students in the course
Data year
2025
Year 12 Student Achievement Data (SCSA)

Courses

English

WA does not publish median ATARs by school; this list is the official per-school measure of top-end achievement. See WA schools with the most top-performing ATAR students.

Success Index breakdown

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

  • Socio-educational advantage (ICSEA) (50%)ICSEA 1139
  • Students in the top advantage quarter (15%)55% of students
  • Teacher resourcing (students per teacher) (15%)14.8 students per teacher
  • Enrolment growth vs local area (5 years) (10%)+61% enrolments since 2020
  • ICSEA trend (5 years) (10%)-9 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.

St George's Anglican Grammar School
Bottom quarterLower middleUpper middleTop quarter
Girls
319
Boys
277
Language background other than English
19%
Indigenous students
1%

Enrolments by year level

How St George's Anglican Grammar School's 596 students are spread across year levels in 2025.

Year 7 cohort
106
Year 12 cohort
85

Enrolment trend

How enrolments at St George's Anglican Grammar School have changed over the past decade.

2124196262015: 235 students2016: 238 students2017: 283 students2018: 289 students2019: 337 students2020: 370 students2021: 428 students2022: 476 students2023: 515 students2024: 556 students2025: 596 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

Is your child on track at St George's Anglican Grammar 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 St George's Anglican Grammar School

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

Similar schools

Independent secondary schools in WA with a comparable ICSEA.

Frequently asked questions

Is St George's Anglican Grammar School a public or private school?

St George's Anglican Grammar School is a Independent school, which makes it a non-government (private) school affiliated with Anglican Schools Australia.

What year levels does St George's Anglican Grammar School offer?

St George's Anglican Grammar School offers 7 to 12. It is classified by ACARA as a secondary school.

How many students attend St George's Anglican Grammar School?

In 2025, St George's Anglican Grammar School had 596 enrolled students (319 girls, 277 boys), a change of 61% over five years.

What is the ICSEA of St George's Anglican Grammar School?

St George's Anglican Grammar School has an ICSEA (Index of Community Socio-Educational Advantage) of 1139. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.

How does St George's Anglican Grammar School rank in WA?

St George's Anglican Grammar School ranks 12th of 140 secondary schools in Western Australia on the Success Index (75.6/100), and 156th of 1,472 nationally.

What is the student-to-teacher ratio at St George's Anglican Grammar School?

St George's Anglican Grammar School has about 14.8 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

How big is the Year 7 cohort at St George's Anglican Grammar School?

In 2025, St George's Anglican Grammar School had 106 students in Year 7 and 85 in Year 12.

Is St George's Anglican Grammar School co-ed?

Yes. St George's Anglican Grammar School is a co-educational school enrolling both girls and boys.

What other schools are near St George's Anglican Grammar School?

There are 10 other schools within 15 km of St George's Anglican Grammar 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 St George's Anglican Grammar School?

The closest Success Tutoring centre is Success Tutoring Victoria Park, about 3.9 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.