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O'Sullivan Beach Primary School vs St John The Apostle Parish School

A head-to-head comparison of two primary schools in South Australia, 469 m apart, using official ACARA 2025 data. Best value in each row is highlighted.

MeasureO'Sullivan Beach Primary School
O'Sullivan Beach SA
St John The Apostle Parish School
Christies Beach SA
Success Index
27
Lower 50%
50
Top 50%
State rank (type)#309 of 348#178 of 348
National rank (type)#4338 of 4,908#2696 of 4,908
SectorGovernmentCatholic
TypePrimaryPrimary
Year rangeR-6R-6
Students84334
Girls / boys42 / 42183 / 151
Foundation intake1545
Year 7 cohort––
Year 12 cohort––
VCE median study score
VCAA, latest year
––
VCE study scores 40+––
5-year enrolment growth-30%+41%
ICSEA
Average 1000
9261021
ICSEA percentile17th56th
Top SEA quarter2%13%
Bottom SEA quarter65%25%
Students per teacher12.015.9
Teaching staff (FTE)7.021.0
Non-teaching staff (FTE)6.316.0
Language background other than English5%5%
Indigenous students12%4%
SuburbO'Sullivan Beach 5166Christies Beach 5165
Council areaOnkaparingaOnkaparinga
RemotenessMajor CitiesMajor Cities
Websitewww.osbs.sa.edu.auwww.stjohns.catholic.edu.au

The verdict

  • •St John The Apostle Parish School scores higher on the Success Index (49.9 vs 27.2).
  • •St John The Apostle Parish School has the higher ICSEA (1021 vs 926), indicating a more advantaged community.
  • •O'Sullivan Beach Primary School has fewer students per teacher (12.0 vs 15.9).
  • •St John The Apostle Parish School is the larger school with 334 students compared with 84.
  • •St John The Apostle Parish School has grown faster over five years (41% vs -30%).
  • •O'Sullivan Beach Primary School is a government school while St John The Apostle Parish School is a catholic school, so fees and enrolment rules differ.

The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.

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Frequently asked questions

Is O'Sullivan Beach Primary School better than St John The Apostle Parish School?

On the Success Index, St John The Apostle Parish School ranks higher (49.9 vs 27.2 out of 100). The index measures community advantage and momentum from ACARA data, not teaching quality, so visit both schools before deciding.

How far apart are O'Sullivan Beach Primary School and St John The Apostle Parish School?

About 469 m in a straight line, between O'Sullivan Beach and Christies Beach in South Australia.

Which has the better student-to-teacher ratio?

O'Sullivan Beach Primary School has 12.0 students per full-time-equivalent teacher and St John The Apostle Parish School has 15.9.

How do O'Sullivan Beach Primary School and St John The Apostle Parish School rank in SA?

O'Sullivan Beach Primary School is 309th of 348 and St John The Apostle Parish School is 178th of 348 among primary schools in South Australia on the 2025 Success Index.