Castlereagh School vs Oberthur Primary School
A head-to-head comparison of two schools in Western Australia, 1.2 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Castlereagh School
Willetton · Government special · K-12
75 students · ICSEA 1070
Oberthur Primary School
Bull Creek · Government primary · K-6
646 students · ICSEA 1174
| Measure | Castlereagh School Willetton WA | Oberthur Primary School Bull Creek WA |
|---|---|---|
| Success Index | – Not rated | 78 Top 10% |
| State rank (type) | – | #18 of 583 |
| National rank (type) | – | #356 of 4,908 |
| Sector | Government | Government |
| Type | Special | Primary |
| Year range | K-12 | K-6 |
| Students | 75 | 646 |
| Girls / boys | 25 / 50 | 324 / 322 |
| Foundation intake | 3 | 70 |
| Year 7 cohort | 5 | – |
| Year 12 cohort | 5 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +32% | +2% |
| ICSEA Average 1000 | 1070 | 1174 |
| ICSEA percentile | 75th | 98th |
| Top SEA quarter | 34% | 68% |
| Bottom SEA quarter | 16% | 2% |
| Students per teacher | 4.9 | 16.4 |
| Teaching staff (FTE) | 15.0 | 38.0 |
| Non-teaching staff (FTE) | 47.4 | 19.0 |
| Language background other than English | 52% | 87% |
| Indigenous students | 1% | 1% |
| Suburb | Willetton 6155 | Bull Creek 6149 |
| Council area | Canning | Melville |
| Remoteness | Major Cities | Major Cities |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=6030 | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5621 |
The verdict
- •Oberthur Primary School has the higher ICSEA (1174 vs 1070), indicating a more advantaged community.
- •Castlereagh School has fewer students per teacher (4.9 vs 16.4).
- •Oberthur Primary School is the larger school with 646 students compared with 75.
- •Castlereagh School has grown faster over five years (32% vs 2%).
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 Castlereagh School better than Oberthur Primary School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Castlereagh School and Oberthur Primary School?
About 1.2 km in a straight line, between Willetton and Bull Creek in Western Australia.
Which has the better student-to-teacher ratio?
Castlereagh School has 4.9 students per full-time-equivalent teacher and Oberthur Primary School has 16.4.
How do Castlereagh School and Oberthur Primary School rank in WA?
Castlereagh School is unranked and Oberthur Primary School is 18th of 583 among special schools in Western Australia on the 2025 Success Index.