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Trinity Grammar School Kew

Updated Oct 2026 · ACARA 2025Kew, Victoria 3101 · Boroondara LGA

82.6/ 100
Success Index
Top 5%

#33 of 239 combined schools in VIC
#68 of 1,259 nationally

How is this calculated?
Students
1,577
+7% over 5 years
ICSEA
1180
99th percentile nationally
Students per teacher
10.2
154.4 FTE teachers
Year range
Prep-12

About Trinity Grammar School Kew

Trinity Grammar School Kew is an independent boys' combined (K–12) school located in Kew, Victoria (3101), within the Boroondara local government area. It caters for students from Prep to 12 and in 2025 enrolled 1,577 students. The school is affiliated with Independent Schools Victoria.

Trinity Grammar School Kew has an ICSEA value of 1180, indicating exceptionally high socio-educational advantage, among the most advantaged school communities in Australia. That places it in the 99th percentile of Australian schools. 73% of students come from the top socio-educational quarter and 1% from the bottom quarter.

The school employs 166 teachers (154.4 full-time equivalent) and 140 non-teaching staff, giving a student-to-teacher ratio of about 10.2 to 1. Enrolments have grown by 7% over the past five years.

On the Success Index, Trinity Grammar School Kew scores 82.6 out of 100, placing it in the top 5% of combined schools nationally and 33rd of 239 combined schools in VIC (7th of 13 in the Boroondara area).

Success Index breakdown

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

  • Socio-educational advantage (ICSEA) (50%)ICSEA 1180
  • Students in the top advantage quarter (15%)73% of students
  • Teacher resourcing (students per teacher) (15%)10.2 students per teacher
  • Enrolment growth vs local area (5 years) (10%)+7% enrolments since 2020 (area median +4%)
  • ICSEA trend (5 years) (10%)-2 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.

Trinity Grammar School Kew
Bottom quarterLower middleUpper middleTop quarter
Girls
0
Boys
1,577
Language background other than English
53%
Indigenous students
0%

Enrolments by year level

How Trinity Grammar School Kew's 1,577 students are spread across year levels in 2025.

Prep intake
44
Year 7 cohort
214
Year 12 cohort
175

Enrolment trend

How enrolments at Trinity Grammar School Kew have changed over the past decade.

1,2211,4391,6562015: 1,357 students2016: 1,367 students2017: 1,381 students2018: 1,443 students2019: 1,480 students2020: 1,478 students2021: 1,483 students2022: 1,497 students2023: 1,493 students2024: 1,522 students2025: 1,577 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

Is your child on track at Trinity Grammar School Kew?

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.

  • Personalised learning plan mapped to the Australian Curriculum
  • English & Maths from Kindergarten to Year 12
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  • Your nearest centre: Success Tutoring Hawthorn

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Schools near Trinity Grammar School Kew

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

Similar schools

Independent combined schools in VIC with a comparable ICSEA.

Frequently asked questions

Is Trinity Grammar School Kew a public or private school?

Trinity Grammar School Kew is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools Victoria.

What year levels does Trinity Grammar School Kew offer?

Trinity Grammar School Kew offers Prep to 12. It is classified by ACARA as a combined school.

How many students attend Trinity Grammar School Kew?

In 2025, Trinity Grammar School Kew had 1,577 enrolled students (0 girls, 1,577 boys), a change of 7% over five years.

What is the ICSEA of Trinity Grammar School Kew?

Trinity Grammar School Kew has an ICSEA (Index of Community Socio-Educational Advantage) of 1180. The national average is 1000, so this indicates exceptionally high socio-educational advantage, among the most advantaged school communities in Australia. ICSEA reflects the school community, not teaching quality.

How does Trinity Grammar School Kew rank in VIC?

Trinity Grammar School Kew ranks 33rd of 239 combined schools in Victoria on the Success Index (82.6/100), and 68th of 1,259 nationally.

What is the student-to-teacher ratio at Trinity Grammar School Kew?

Trinity Grammar School Kew has about 10.2 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

How big is the Year 7 cohort at Trinity Grammar School Kew?

In 2025, Trinity Grammar School Kew had 214 students in Year 7 and 175 in Year 12.

Is Trinity Grammar School Kew co-ed?

No. Trinity Grammar School Kew is a boys' school.

What other schools are near Trinity Grammar School Kew?

There are 10 other schools within 15 km of Trinity Grammar School Kew 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 Trinity Grammar School Kew?

The closest Success Tutoring centre is Success Tutoring Hawthorn, about 1.9 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.