O'Sullivan Beach Primary School
Updated Oct 2026 · ACARA 2025O'Sullivan Beach, South Australia 5166 · Onkaparinga LGA
#309 of 348 primary schools in SA
#4338 of 4,908 nationally
About O'Sullivan Beach Primary School
O'Sullivan Beach Primary School is a public primary school located in O'Sullivan Beach, South Australia (5166), within the Onkaparinga local government area. It caters for students from R to 6 and in 2025 enrolled 84 students (42 girls and 42 boys).
O'Sullivan Beach Primary School has an ICSEA value of 926, indicating below-average socio-educational advantage. That places it in the 17th percentile of Australian schools. 2% of students come from the top socio-educational quarter and 65% from the bottom quarter.
The school employs 8 teachers (7.0 full-time equivalent) and 9 non-teaching staff, giving a student-to-teacher ratio of about 12.0 to 1. Enrolments have fallen by 30% over the past five years.
On the Success Index, O'Sullivan Beach Primary School scores 27.2 out of 100, placing it in the lower 50% of primary schools nationally and 309th of 348 primary schools in SA (36th of 40 in the Onkaparinga area).
Success Index breakdown
Each component is a percentile against schools of the same type across Australia.
- Socio-educational advantage (ICSEA) (50%)ICSEA 926
- Students in the top advantage quarter (15%)2% of students
- Teacher resourcing (students per teacher) (15%)12.0 students per teacher
- Enrolment growth vs local area (5 years) (10%)-30% enrolments since 2020 (area median -17%)
- ICSEA trend (5 years) (10%)+3 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 O'Sullivan Beach Primary School's 84 students are spread across year levels in 2025.
Enrolment trend
How enrolments at O'Sullivan Beach Primary School have changed over the past decade.
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Schools near O'Sullivan Beach Primary School
Closest schools by straight-line distance, with their Success Index.
Southern Montessori School
O'Sullivan Beach · Independent combined · R-9
230 students · ICSEA 1095 · 69 m away
St John The Apostle Parish School
Christies Beach · Catholic primary · R-6
334 students · ICSEA 1021 · 469 m away
Christies Beach Primary School
Christies Beach · Government primary · U, R-6
194 students · ICSEA 889 · 1.4 km away
Christie Downs Primary School
Christie Downs · Government primary · U, R-6
205 students · ICSEA 925 · 1.5 km away
FAME - Flexible Accredited Meaningful Engagement
Christie Downs · Catholic special · 7-12
137 students · ICSEA 952 · 1.6 km away
Lonsdale Heights Primary School
Christie Downs · Government primary · U, R-6
71 students · ICSEA 949 · 2.0 km away
Christies Beach High School
Christie Downs · Government high school · U, 7-12
789 students · ICSEA 905 · 2.1 km away
Port Noarlunga Primary School
Port Noarlunga · Government primary · R-6
370 students · ICSEA 999 · 2.1 km away
Cardijn College
Noarlunga Downs · Catholic combined · R-12
2,247 students · ICSEA 1019 · 2.8 km away
Calvary Lutheran Primary School
Morphett Vale · Independent primary · R-6
191 students · ICSEA 971 · 3.1 km away
Similar schools
Government primary schools in SA with a comparable ICSEA.
Tarlee Primary School
Tarlee · Government primary · R-6
10 students · ICSEA 926
Taparra Primary School
Elizabeth Downs · Government primary · U, R-6
131 students · ICSEA 926
Salisbury Downs Primary School
Salisbury Downs · Government primary · R-6
271 students · ICSEA 926
Port Wakefield Primary School
Port Wakefield · Government primary · R-6
33 students · ICSEA 927
Barmera Primary School
Barmera · Government primary · R-6
132 students · ICSEA 925
Christie Downs Primary School
Christie Downs · Government primary · U, R-6
205 students · ICSEA 925
Frequently asked questions
Is O'Sullivan Beach Primary School a public or private school?
O'Sullivan Beach Primary School is a public (government) school run by the South Australia education department.
What year levels does O'Sullivan Beach Primary School offer?
O'Sullivan Beach Primary School offers R to 6. It is classified by ACARA as a primary school.
How many students attend O'Sullivan Beach Primary School?
In 2025, O'Sullivan Beach Primary School had 84 enrolled students (42 girls, 42 boys), a change of -30% over five years.
What is the ICSEA of O'Sullivan Beach Primary School?
O'Sullivan Beach Primary School has an ICSEA (Index of Community Socio-Educational Advantage) of 926. The national average is 1000, so this indicates below-average socio-educational advantage. ICSEA reflects the school community, not teaching quality.
How does O'Sullivan Beach Primary School rank in SA?
O'Sullivan Beach Primary School ranks 309th of 348 primary schools in South Australia on the Success Index (27.2/100), and 4338th of 4,908 nationally.
What is the student-to-teacher ratio at O'Sullivan Beach Primary School?
O'Sullivan Beach Primary School has about 12.0 students per full-time-equivalent teacher, based on 2025 ACARA staffing data.
How many students start Reception at O'Sullivan Beach Primary School each year?
In 2025, O'Sullivan Beach Primary School had 15 students in Reception and 11 in Year 6.
Is O'Sullivan Beach Primary School co-ed?
Yes. O'Sullivan Beach Primary School is a co-educational school enrolling both girls and boys.
What other schools are near O'Sullivan Beach Primary School?
There are 10 other schools within 15 km of O'Sullivan Beach Primary 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 O'Sullivan Beach Primary School?
The closest Success Tutoring centre is Success Tutoring Windsor Gardens, about 33 km from the school. Success Tutoring offers a free academic assessment to identify your child's strengths and learning gaps before any sessions begin.