Elonera Montessori School
Updated Oct 2026 · ACARA 2025Mount Ousley, New South Wales 2519 · Wollongong LGA
#98 of 314 combined schools in NSW
#289 of 1,259 nationally
About Elonera Montessori School
Elonera Montessori School is an independent combined (K–12) school located in Mount Ousley, New South Wales (2519), within the Wollongong local government area. It caters for students from K to 12 and in 2025 enrolled 187 students (86 girls and 101 boys). The school is affiliated with Independent Schools NSW.
Elonera Montessori School has an ICSEA value of 1108, indicating very high socio-educational advantage. That places it in the 86th percentile of Australian schools. 44% of students come from the top socio-educational quarter and 4% from the bottom quarter.
The school employs 25 teachers (19.1 full-time equivalent) and 25 non-teaching staff, giving a student-to-teacher ratio of about 9.8 to 1. Enrolments have grown by 26% over the past five years.
On the Success Index, Elonera Montessori School scores 68.8 out of 100, placing it in the top 25% of combined schools nationally and 98th of 314 combined schools in NSW (2nd of 5 in the Wollongong area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 1108
- Students in the top advantage quarter (15%)44% of students
- Teacher resourcing (students per teacher) (15%)9.8 students per teacher
- Enrolment growth vs local area (5 years) (10%)+26% enrolments since 2020 (area median +25%)
- ICSEA trend (5 years) (10%)-20 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 Elonera Montessori School's 187 students are spread across year levels in 2025.
Enrolment trend
How enrolments at Elonera Montessori School have changed over the past decade.
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Schools near Elonera Montessori School
Closest schools by straight-line distance, with their Success Index.
Wollongong High School of the Performing Arts
Fairy Meadow · Government high school · 7-12
1,169 students · ICSEA 1075 · 329 m away
Keira High School
Fairy Meadow · Government high school · 7-12
723 students · ICSEA 984 · 405 m away
Mount Ousley Public School
Fairy Meadow · Government primary · K-6
193 students · ICSEA 1079 · 464 m away
Good Samaritan Catholic Primary School
Fairy Meadow · Catholic primary · K-6
335 students · ICSEA 1081 · 594 m away
Para Meadows School
North Wollongong · Government special · U
113 students · ICSEA 945 · 908 m away
Fairy Meadow Public School
Fairy Meadow · Government primary · P-6
342 students · ICSEA 1002 · 1.4 km away
St Brigid's Catholic Primary School
Gwynneville · Catholic primary · K-6
175 students · ICSEA 1083 · 1.6 km away
Pleasant Heights Public School
Mount Pleasant · Government primary · K-6
241 students · ICSEA 1126 · 1.6 km away
Gwynneville Public School
Gwynneville · Government primary · K-6
271 students · ICSEA 1065 · 1.8 km away
Keiraville Public School
Keiraville · Government primary · K-6
297 students · ICSEA 1103 · 1.9 km away
Similar schools
Independent combined schools in NSW with a comparable ICSEA.
Southern Cross Baptist Church Christian School
Engadine · Independent combined · K-12
42 students · ICSEA 1108
Wollemi College
Werrington · Independent combined · 2-12
565 students · ICSEA 1107
Norwest Christian College
Riverstone · Independent combined · K-12
1,187 students · ICSEA 1109
Bishop Druitt College
Coffs Harbour · Independent combined · K-12
1,351 students · ICSEA 1109
Marsden Park Anglican College
Marsden Park · Independent combined · K-8
733 students · ICSEA 1109
Macquarie College
Wallsend · Independent combined · K-12
1,060 students · ICSEA 1110
Frequently asked questions
Is Elonera Montessori School a public or private school?
Elonera Montessori School is a Independent school, which makes it a non-government (private) school affiliated with Independent Schools NSW.
What year levels does Elonera Montessori School offer?
Elonera Montessori School offers K to 12. It is classified by ACARA as a combined school.
How many students attend Elonera Montessori School?
In 2025, Elonera Montessori School had 187 enrolled students (86 girls, 101 boys), a change of 26% over five years.
What is the ICSEA of Elonera Montessori School?
Elonera Montessori School has an ICSEA (Index of Community Socio-Educational Advantage) of 1108. The national average is 1000, so this indicates very high socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does Elonera Montessori School rank in NSW?
Elonera Montessori School ranks 98th of 314 combined schools in New South Wales on the Success Index (68.8/100), and 289th of 1,259 nationally.
What is the student-to-teacher ratio at Elonera Montessori School?
Elonera Montessori School has about 9.8 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How big is the Year 7 cohort at Elonera Montessori School?
In 2025, Elonera Montessori School had 17 students in Year 7 and 5 in Year 12.
Is Elonera Montessori School co-ed?
Yes. Elonera Montessori School is a co-educational school enrolling both girls and boys.
What other schools are near Elonera Montessori School?
There are 10 other schools within 15 km of Elonera 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 Elonera Montessori School?
The closest Success Tutoring centre is Success Tutoring Campbelltown, about 37 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.