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Independent schoolCombined Years Prep-12Co-edMajor Cities

Billanook College

Updated Oct 2026 · ACARA 2025Mooroolbark, Victoria 3138 · Yarra Ranges LGA

74.1/ 100
Success Index
Top 25%

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

How is this calculated?
Students
889
+24% over 5 years
ICSEA
1104
85th percentile nationally
Students per teacher
10.7
83.3 FTE teachers
Year range
Prep-12

About Billanook College

Billanook College is an independent combined (K–12) school located in Mooroolbark, Victoria (3138), within the Yarra Ranges local government area. It caters for students from Prep to 12 and in 2025 enrolled 889 students (398 girls and 491 boys). The school is affiliated with Independent Schools Victoria.

Billanook College has an ICSEA value of 1104, indicating very high socio-educational advantage. That places it in the 85th percentile of Australian schools. 41% of students come from the top socio-educational quarter and 7% from the bottom quarter.

The school employs 92 teachers (83.3 full-time equivalent) and 57 non-teaching staff, giving a student-to-teacher ratio of about 10.7 to 1. Enrolments have grown by 24% over the past five years.

On the Success Index, Billanook College scores 74.1 out of 100, placing it in the top 25% of combined schools nationally and 68th of 239 combined schools in VIC (2nd of 7 in the Yarra Ranges area).

VCE results (2025)

Published by the Victorian Curriculum and Assessment Authority. Study scores range from 0 to 50 with a state mean of 30; a score of 40 or above is in roughly the top 9% statewide.

Median study score
31
Unchanged from 2024
Study scores 40+
9.7%
+2.7 pts vs 2024
VCE students
164
Enrolled in at least one VCE study
VCE completion
100%
97.9% applied for tertiary places
Results reflect the students who sat the VCE in 2025 and are not adjusted for intake. Schools with fewer than four students in a measure are suppressed by VCAA. See top VCE schools in Victoria.

Success Index breakdown

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

  • Socio-educational advantage (ICSEA) (50%)ICSEA 1104
  • Students in the top advantage quarter (15%)41% of students
  • Teacher resourcing (students per teacher) (15%)10.7 students per teacher
  • Enrolment growth vs local area (5 years) (10%)+24% enrolments since 2020 (area median +3%)
  • ICSEA trend (5 years) (10%)+7 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.

Billanook College
Bottom quarterLower middleUpper middleTop quarter
Girls
398
Boys
491
Language background other than English
12%
Indigenous students
1%

Enrolments by year level

How Billanook College's 889 students are spread across year levels in 2025.

Prep intake
41
Year 7 cohort
125
Year 12 cohort
95

Enrolment trend

How enrolments at Billanook College have changed over the past decade.

6127739332015: 740 students2016: 722 students2017: 727 students2018: 680 students2019: 704 students2020: 716 students2021: 702 students2022: 708 students2023: 775 students2024: 842 students2025: 889 students201520172019202120232025
Total enrolments by year. Source: ACARA school profile data.

Free academic assessment

Is your child on track at Billanook College?

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
  • Flexible memberships, no lock-in contracts
  • Your nearest centre: Success Tutoring Springvale

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Schools near Billanook College

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 Billanook College a public or private school?

Billanook College is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools Victoria.

What year levels does Billanook College offer?

Billanook College offers Prep to 12. It is classified by ACARA as a combined school.

How many students attend Billanook College?

In 2025, Billanook College had 889 enrolled students (398 girls, 491 boys), a change of 24% over five years.

What is the ICSEA of Billanook College?

Billanook College has an ICSEA (Index of Community Socio-Educational Advantage) of 1104. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.

How does Billanook College rank in VIC?

Billanook College ranks 68th of 239 combined schools in Victoria on the Success Index (74.1/100), and 193rd of 1,259 nationally.

What is the student-to-teacher ratio at Billanook College?

Billanook College has about 10.7 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.

What are the VCE results at Billanook College?

In 2025, Billanook College recorded a median VCE study score of 31 with 9.7% of study scores at 40 or above, from 164 students enrolled in at least one VCE study. Source: VCAA Senior Secondary Completion and Achievement Information.

How big is the Year 7 cohort at Billanook College?

In 2025, Billanook College had 125 students in Year 7 and 95 in Year 12.

Is Billanook College co-ed?

Yes. Billanook College is a co-educational school enrolling both girls and boys.

What other schools are near Billanook College?

There are 10 other schools within 15 km of Billanook College 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 Billanook College?

The closest Success Tutoring centre is Success Tutoring Springvale, about 25 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.