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Independent schoolCombined Years Prep-12BoysInner Regional

Toowoomba Grammar School

Updated Oct 2026 · ACARA 2025East Toowoomba, Queensland 4350 · Toowoomba LGA

60.8/ 100
Success Index
Top 50%

#83 of 275 combined schools in QLD
#450 of 1,259 nationally

How is this calculated?
Students
1,145
-4% over 5 years
ICSEA
1096
83rd percentile nationally
Students per teacher
10.9
104.8 FTE teachers
Year range
Prep-12

About Toowoomba Grammar School

Toowoomba Grammar School is an independent boys' combined (K–12) school located in East Toowoomba, Queensland (4350), within the Toowoomba local government area. It caters for students from Prep to 12 and in 2025 enrolled 1,145 students. The school is affiliated with Independent Schools Queensland.

Toowoomba Grammar School has an ICSEA value of 1096, indicating above-average socio-educational advantage. That places it in the 83rd percentile of Australian schools. 39% of students come from the top socio-educational quarter and 6% from the bottom quarter.

The school employs 110 teachers (104.8 full-time equivalent) and 80 non-teaching staff, giving a student-to-teacher ratio of about 10.9 to 1. Enrolments have fallen by 4% over the past five years.

On the Success Index, Toowoomba Grammar School scores 60.8 out of 100, placing it in the top 50% of combined schools nationally and 83rd of 275 combined schools in QLD (4th of 15 in the Toowoomba area).

Success Index breakdown

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

  • Socio-educational advantage (ICSEA) (50%)ICSEA 1096
  • Students in the top advantage quarter (15%)39% of students
  • Teacher resourcing (students per teacher) (15%)10.9 students per teacher
  • Enrolment growth vs local area (5 years) (10%)-4% enrolments since 2020 (area median +13%)
  • ICSEA trend (5 years) (10%)-16 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.

Toowoomba Grammar School
Bottom quarterLower middleUpper middleTop quarter
Girls
0
Boys
1,145
Language background other than English
14%
Indigenous students
4%

Enrolments by year level

How Toowoomba Grammar School's 1,145 students are spread across year levels in 2025.

Prep intake
33
Year 7 cohort
125
Year 12 cohort
165

Enrolment trend

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

1,0311,1761,3222015: 1,259 students2016: 1,252 students2017: 1,228 students2018: 1,176 students2019: 1,168 students2020: 1,196 students2021: 1,185 students2022: 1,201 students2023: 1,185 students2024: 1,157 students2025: 1,145 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

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Schools near Toowoomba Grammar School

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

Similar schools

Independent combined schools in QLD with a comparable ICSEA.

Frequently asked questions

Is Toowoomba Grammar School a public or private school?

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

What year levels does Toowoomba Grammar School offer?

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

How many students attend Toowoomba Grammar School?

In 2025, Toowoomba Grammar School had 1,145 enrolled students (0 girls, 1,145 boys), a change of -4% over five years.

What is the ICSEA of Toowoomba Grammar School?

Toowoomba Grammar School has an ICSEA (Index of Community Socio-Educational Advantage) of 1096. The national average is 1000, so this indicates above-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.

How does Toowoomba Grammar School rank in QLD?

Toowoomba Grammar School ranks 83rd of 275 combined schools in Queensland on the Success Index (60.8/100), and 450th of 1,259 nationally.

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

Toowoomba Grammar School has about 10.9 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

How big is the Year 7 cohort at Toowoomba Grammar School?

In 2025, Toowoomba Grammar School had 125 students in Year 7 and 165 in Year 12.

Is Toowoomba Grammar School co-ed?

No. Toowoomba Grammar School is a boys' school.

What other schools are near Toowoomba Grammar School?

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

The closest Success Tutoring centre is Success Tutoring Chermside, about 107 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.