Barrenjoey Montessori School
Updated Oct 2026 · ACARA 2025Avalon, New South Wales 2107 · Northern Beaches LGA
About Barrenjoey Montessori School
Barrenjoey Montessori School is an independent primary school located in Avalon, New South Wales (2107), within the Northern Beaches local government area. It caters for students from K to 6 and in 2025 enrolled 50 students (30 girls and 20 boys). The school is affiliated with Independent Schools NSW.
Barrenjoey Montessori School has an ICSEA value of 1115, indicating very high socio-educational advantage. That places it in the 88th percentile of Australian schools. 45% of students come from the top socio-educational quarter and 1% from the bottom quarter.
The school employs 6 teachers (5.1 full-time equivalent) and 9 non-teaching staff, giving a student-to-teacher ratio of about 9.8 to 1. Enrolments have fallen by 12% over the past five years.
On the Success Index, Barrenjoey Montessori School scores 75.1 out of 100. Because it has fewer than 80 students it is not included in ranking tables, where small enrolments make year-to-year comparisons unreliable.
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1115
- Students in the top advantage quarter (15%)45% of students
- Teacher resourcing (students per teacher) (15%)9.8 students per teacher
- Enrolment growth vs local area (5 years) (10%)-12% enrolments since 2020 (area median -14%)
- ICSEA trend (5 years) (10%)-47 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.
Enrolments by year level
How Barrenjoey Montessori School's 50 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Barrenjoey Montessori School have changed over the past decade.
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Schools near Barrenjoey Montessori School
Closest schools by straight-line distance, with their Success Index.
Barrenjoey High School
Avalon Beach · Government high school · 7-12
865 students · ICSEA 1081 · 10 m away
Maria Regina Catholic Primary School
Avalon Beach · Catholic primary · K-6
154 students · ICSEA 1102 · 407 m away
Avalon Public School
Avalon Beach · Government primary · K-6
666 students · ICSEA 1094 · 1.1 km away
Bilgola Plateau Public School
Bilgola Plateau · Government primary · K-6
344 students · ICSEA 1121 · 2.4 km away
Newport Public School
Newport · Government primary · K-6
556 students · ICSEA 1093 · 3.8 km away
Pittwater High School
Mona Vale · Government high school · 7-12
881 students · ICSEA 1071 · 5.0 km away
Sacred Heart Catholic Primary School
Mona Vale · Catholic primary · K-6
417 students · ICSEA 1104 · 5.8 km away
Mona Vale Public School
Mona Vale · Government primary · K-6
671 students · ICSEA 1096 · 6.0 km away
Mater Maria Catholic College
Warriewood · Catholic high school · 7-12
1,098 students · ICSEA 1085 · 7.3 km away
Narrabeen North Public School
North Narrabeen · Government primary · K-6
580 students · ICSEA 1076 · 8.3 km away
Similar schools
Independent primary schools in NSW with a comparable ICSEA.
Hurstville Adventist School
Hurstville · Independent primary · K-6
166 students · ICSEA 1114
Westmead Christian Grammar School
Westmead · Independent primary · K-6
196 students · ICSEA 1117
St Peter's Anglican Grammar
Campbelltown · Independent primary · K-6
428 students · ICSEA 1118
Currambena Primary School
Lane Cove · Independent primary · K-6
79 students · ICSEA 1120
Southside Montessori School
Riverwood · Independent primary · K-6
32 students · ICSEA 1110
Lutheran School Wagga Wagga
Wagga Wagga · Independent primary · K-6
332 students · ICSEA 1120
Frequently asked questions
Is Barrenjoey Montessori School a public or private school?
Barrenjoey Montessori School is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools NSW.
What year levels does Barrenjoey Montessori School offer?
Barrenjoey Montessori School offers K to 6. It is classified by ACARA as a primary school.
How many students attend Barrenjoey Montessori School?
In 2025, Barrenjoey Montessori School had 50 enrolled students (30 girls, 20 boys), a change of -12% over five years.
What is the ICSEA of Barrenjoey Montessori School?
Barrenjoey Montessori School has an ICSEA (Index of Community Socio-Educational Advantage) of 1115. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.
What is the student-to-teacher ratio at Barrenjoey Montessori School?
Barrenjoey Montessori School has about 9.8 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Kindergarten at Barrenjoey Montessori School each year?
In 2025, Barrenjoey Montessori School had 7 students in Kindergarten and 5 in Year 6.
Is Barrenjoey Montessori School co-ed?
Yes. Barrenjoey Montessori School is a co-educational school enrolling both girls and boys.
What other schools are near Barrenjoey Montessori School?
There are 10 other schools within 15 km of Barrenjoey Montessori 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 Barrenjoey Montessori School?
The closest Success Tutoring centre is Success Tutoring Dee Why, about 14 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.