Challis Community Primary School vs Willandra Primary School
A head-to-head comparison of two primary schools in Western Australia, 1.5 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Challis Community Primary School
Armadale · Government primary · K-6
830 students · ICSEA 936
Willandra Primary School
Seville Grove · Government primary · K-6
648 students · ICSEA 936
| Measure | Challis Community Primary School Armadale WA | Willandra Primary School Seville Grove WA |
|---|---|---|
| Success Index | 23 Lower 50% | 28 Lower 50% |
| State rank (type) | #532 of 583 | #482 of 583 |
| National rank (type) | #4616 of 4,908 | #4285 of 4,908 |
| Sector | Government | Government |
| Type | Primary | Primary |
| Year range | K-6 | K-6 |
| Students | 830 | 648 |
| Girls / boys | 389 / 441 | 338 / 310 |
| Foundation intake | 101 | 91 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -11% | +12% |
| ICSEA Average 1000 | 936 | 936 |
| ICSEA percentile | 20th | 20th |
| Top SEA quarter | 4% | 3% |
| Bottom SEA quarter | 51% | 58% |
| Students per teacher | 15.7 | 16.6 |
| Teaching staff (FTE) | 50.8 | 37.2 |
| Non-teaching staff (FTE) | 35.1 | 29.4 |
| Language background other than English | 31% | 30% |
| Indigenous students | 18% | 13% |
| Suburb | Armadale 6112 | Seville Grove 6112 |
| Council area | Armadale | Armadale |
| Remoteness | Major Cities | Major Cities |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5567 | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5729 |
The verdict
- •Willandra Primary School scores higher on the Success Index (27.9 vs 23.1).
- •Challis Community Primary School has fewer students per teacher (15.7 vs 16.6).
- •Challis Community Primary School is the larger school with 830 students compared with 648.
- •Willandra Primary School has grown faster over five years (12% 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 Challis Community Primary School better than Willandra Primary School?
On the Success Index, Willandra Primary School ranks higher (27.9 vs 23.1 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 Challis Community Primary School and Willandra Primary School?
About 1.5 km in a straight line, between Armadale and Seville Grove in Western Australia.
Which has the better student-to-teacher ratio?
Challis Community Primary School has 15.7 students per full-time-equivalent teacher and Willandra Primary School has 16.6.
How do Challis Community Primary School and Willandra Primary School rank in WA?
Challis Community Primary School is 532nd of 583 and Willandra Primary School is 482nd of 583 among primary schools in Western Australia on the 2025 Success Index.