Greenmount Primary School vs South Thornlie Primary School
A head-to-head comparison of two primary schools in Western Australia, 21 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Greenmount Primary School
Greenmount · Government primary · K-6
380 students · ICSEA 997
South Thornlie Primary School
Thornlie · Government primary · K-6
421 students · ICSEA 997
| Measure | Greenmount Primary School Greenmount WA | South Thornlie Primary School Thornlie WA |
|---|---|---|
| Success Index | 41 Lower 50% | 40 Lower 50% |
| State rank (type) | #368 of 583 | #379 of 583 |
| National rank (type) | #3349 of 4,908 | #3421 of 4,908 |
| Sector | Government | Government |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 380 | 421 |
| Girls / boys | 186 / 194 | 201 / 220 |
| Foundation intake | 44 | 50 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +4% | -6% |
| ICSEA Average 1000 | 997 | 997 |
| ICSEA percentile | 45th | 45th |
| Top SEA quarter | 13% | 11% |
| Bottom SEA quarter | 34% | 34% |
| Students per teacher | 16.8 | 15.9 |
| Teaching staff (FTE) | 21.3 | 25.2 |
| Non-teaching staff (FTE) | 12.9 | 16.0 |
| Language background other than English | 13% | 55% |
| Indigenous students | 10% | 7% |
| Suburb | Greenmount 6056 | Thornlie 6108 |
| Council area | Mundaring | Gosnells |
| Remoteness | Major Cities | Major Cities |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5196 | www.souththornlieps.wa.edu.au |
The verdict
- •Greenmount Primary School scores higher on the Success Index (41.1 vs 40.1).
- •South Thornlie Primary School has fewer students per teacher (15.9 vs 16.8).
- •South Thornlie Primary School is the larger school with 421 students compared with 380.
- •Greenmount Primary School has grown faster over five years (4% vs -6%).
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 Greenmount Primary School better than South Thornlie Primary School?
On the Success Index, Greenmount Primary School ranks higher (41.1 vs 40.1 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 Greenmount Primary School and South Thornlie Primary School?
About 21 km in a straight line, between Greenmount and Thornlie in Western Australia.
Which has the better student-to-teacher ratio?
Greenmount Primary School has 16.8 students per full-time-equivalent teacher and South Thornlie Primary School has 15.9.
How do Greenmount Primary School and South Thornlie Primary School rank in WA?
Greenmount Primary School is 368th of 583 and South Thornlie Primary School is 379th of 583 among primary schools in Western Australia on the 2025 Success Index.