South Bunbury Primary School vs St Mary's Catholic Primary School
A head-to-head comparison of two primary schools in Western Australia, 225 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
South Bunbury Primary School
South Bunbury · Government primary · K-6
393 students · ICSEA 989
St Mary's Catholic Primary School
Bunbury · Catholic primary · PP-6
215 students · ICSEA 1078
| Measure | South Bunbury Primary School South Bunbury WA | St Mary's Catholic Primary School Bunbury WA |
|---|---|---|
| Success Index | 35 Lower 50% | 66 Top 25% |
| State rank (type) | #411 of 583 | #126 of 583 |
| National rank (type) | #3756 of 4,908 | #1381 of 4,908 |
| Sector | Government | Catholic |
| Type | Primary | Primary |
| Year range | K-6 | PP-6 |
| Students | 393 | 215 |
| Girls / boys | 194 / 199 | 114 / 101 |
| Foundation intake | 49 | 29 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +0% | +6% |
| ICSEA Average 1000 | 989 | 1078 |
| ICSEA percentile | 42th | 78th |
| Top SEA quarter | 10% | 31% |
| Bottom SEA quarter | 41% | 11% |
| Students per teacher | 17.5 | 15.9 |
| Teaching staff (FTE) | 21.6 | 13.5 |
| Non-teaching staff (FTE) | 18.9 | 12.4 |
| Language background other than English | 28% | 23% |
| Indigenous students | 6% | 1% |
| Suburb | South Bunbury 6230 | Bunbury 6230 |
| Council area | Bunbury | Bunbury |
| Remoteness | Inner Regional | Inner Regional |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5072 | www.stmarysbnby.wa.edu.au |
The verdict
- •St Mary's Catholic Primary School scores higher on the Success Index (66.0 vs 35.2).
- •St Mary's Catholic Primary School has the higher ICSEA (1078 vs 989), indicating a more advantaged community.
- •St Mary's Catholic Primary School has fewer students per teacher (15.9 vs 17.5).
- •South Bunbury Primary School is the larger school with 393 students compared with 215.
- •St Mary's Catholic Primary School has grown faster over five years (6% vs 0%).
- •South Bunbury Primary School is a government school while St Mary's Catholic Primary 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 South Bunbury Primary School better than St Mary's Catholic Primary School?
On the Success Index, St Mary's Catholic Primary School ranks higher (66.0 vs 35.2 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 South Bunbury Primary School and St Mary's Catholic Primary School?
About 225 m in a straight line, between South Bunbury and Bunbury in Western Australia.
Which has the better student-to-teacher ratio?
South Bunbury Primary School has 17.5 students per full-time-equivalent teacher and St Mary's Catholic Primary School has 15.9.
How do South Bunbury Primary School and St Mary's Catholic Primary School rank in WA?
South Bunbury Primary School is 411th of 583 and St Mary's Catholic Primary School is 126th of 583 among primary schools in Western Australia on the 2025 Success Index.