St Gerard's Catholic Primary School vs St Mary's School
A head-to-head comparison of two primary schools in Western Australia, 233 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
St Gerard's Catholic Primary School
Westminster · Catholic primary · PP-6
176 students · ICSEA 1015
St Mary's School
Merredin · Catholic primary · PP-6
118 students · ICSEA 1015
| Measure | St Gerard's Catholic Primary School Westminster WA | St Mary's School Merredin WA |
|---|---|---|
| Success Index | 48 Lower 50% | 50 Top 50% |
| State rank (type) | #312 of 583 | #299 of 583 |
| National rank (type) | #2830 of 4,908 | #2727 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Primary | Primary |
| Year range | PP-6 | PP-6 |
| Students | 176 | 118 |
| Girls / boys | 74 / 102 | 60 / 58 |
| Foundation intake | 25 | 10 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -1% | -11% |
| ICSEA Average 1000 | 1015 | 1015 |
| ICSEA percentile | 54th | 54th |
| Top SEA quarter | 9% | 16% |
| Bottom SEA quarter | 28% | 19% |
| Students per teacher | 15.7 | 15.1 |
| Teaching staff (FTE) | 11.2 | 7.8 |
| Non-teaching staff (FTE) | 7.7 | 5.9 |
| Language background other than English | 82% | 6% |
| Indigenous students | 1% | 8% |
| Suburb | Westminster 6061 | Merredin 6415 |
| Council area | Stirling | Merredin |
| Remoteness | Major Cities | Outer Regional |
| Website | www.stgerards.wa.edu.au | www.stmarysmerredin.wa.edu.au |
The verdict
- •St Mary's School scores higher on the Success Index (49.6 vs 48.2).
- •St Mary's School has fewer students per teacher (15.1 vs 15.7).
- •St Gerard's Catholic Primary School is the larger school with 176 students compared with 118.
- •St Gerard's Catholic Primary School has grown faster over five years (-1% vs -11%).
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 St Gerard's Catholic Primary School better than St Mary's School?
On the Success Index, St Mary's School ranks higher (49.6 vs 48.2 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 St Gerard's Catholic Primary School and St Mary's School?
About 233 km in a straight line, between Westminster and Merredin in Western Australia.
Which has the better student-to-teacher ratio?
St Gerard's Catholic Primary School has 15.7 students per full-time-equivalent teacher and St Mary's School has 15.1.
How do St Gerard's Catholic Primary School and St Mary's School rank in WA?
St Gerard's Catholic Primary School is 312th of 583 and St Mary's School is 299th of 583 among primary schools in Western Australia on the 2025 Success Index.