Osborne Primary School vs St Denis School
A head-to-head comparison of two primary schools in Western Australia, 2.1 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Osborne Primary School
Osborne Park · Government primary · K-6
262 students · ICSEA 1057
St Denis School
Joondanna · Catholic primary · PP-6
200 students · ICSEA 1123
| Measure | Osborne Primary School Osborne Park WA | St Denis School Joondanna WA |
|---|---|---|
| Success Index | 63 Top 50% | 74 Top 25% |
| State rank (type) | #167 of 583 | #43 of 583 |
| National rank (type) | #1680 of 4,908 | #644 of 4,908 |
| Sector | Government | Catholic |
| Type | Primary | Primary |
| Year range | K-6 | PP-6 |
| Students | 262 | 200 |
| Girls / boys | 141 / 121 | 107 / 93 |
| Foundation intake | 36 | 28 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -5% | +2% |
| ICSEA Average 1000 | 1057 | 1123 |
| ICSEA percentile | 71th | 90th |
| Top SEA quarter | 23% | 50% |
| Bottom SEA quarter | 13% | 4% |
| Students per teacher | 14.6 | 16.4 |
| Teaching staff (FTE) | 16.9 | 12.2 |
| Non-teaching staff (FTE) | 9.9 | 5.5 |
| Language background other than English | 78% | 32% |
| Indigenous students | 4% | 1% |
| Suburb | Osborne Park 6017 | Joondanna 6060 |
| Council area | Stirling | Stirling |
| Remoteness | Major Cities | Major Cities |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5365 | www.stdenis.wa.edu.au |
The verdict
- •St Denis School scores higher on the Success Index (73.9 vs 62.7).
- •St Denis School has the higher ICSEA (1123 vs 1057), indicating a more advantaged community.
- •Osborne Primary School has fewer students per teacher (14.6 vs 16.4).
- •Osborne Primary School is the larger school with 262 students compared with 200.
- •St Denis School has grown faster over five years (2% vs -5%).
- •Osborne Primary School is a government school while St Denis 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 Osborne Primary School better than St Denis School?
On the Success Index, St Denis School ranks higher (73.9 vs 62.7 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 Osborne Primary School and St Denis School?
About 2.1 km in a straight line, between Osborne Park and Joondanna in Western Australia.
Which has the better student-to-teacher ratio?
Osborne Primary School has 14.6 students per full-time-equivalent teacher and St Denis School has 16.4.
How do Osborne Primary School and St Denis School rank in WA?
Osborne Primary School is 167th of 583 and St Denis School is 43rd of 583 among primary schools in Western Australia on the 2025 Success Index.