Chrysalis Montessori School vs Osborne Primary 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.
Chrysalis Montessori School
Glendalough · Independent primary · PP-6
123 students · ICSEA 1168
Osborne Primary School
Osborne Park · Government primary · K-6
262 students · ICSEA 1057
| Measure | Chrysalis Montessori School Glendalough WA | Osborne Primary School Osborne Park WA |
|---|---|---|
| Success Index | 81 Top 5% | 63 Top 50% |
| State rank (type) | #4 of 583 | #167 of 583 |
| National rank (type) | #134 of 4,908 | #1680 of 4,908 |
| Sector | Independent | Government |
| Type | Primary | Primary |
| Year range | PP-6 | K-6 |
| Students | 123 | 262 |
| Girls / boys | 69 / 54 | 141 / 121 |
| Foundation intake | 18 | 36 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +22% | -5% |
| ICSEA Average 1000 | 1168 | 1057 |
| ICSEA percentile | 98th | 71th |
| Top SEA quarter | 68% | 23% |
| Bottom SEA quarter | 1% | 13% |
| Students per teacher | 14.4 | 14.6 |
| Teaching staff (FTE) | 8.5 | 16.9 |
| Non-teaching staff (FTE) | 7.0 | 9.9 |
| Language background other than English | 57% | 78% |
| Indigenous students | 0% | 4% |
| Suburb | Glendalough 6016 | Osborne Park 6017 |
| Council area | Stirling | Stirling |
| Remoteness | Major Cities | Major Cities |
| Website | www.chrysalis.wa.edu.au/ | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5365 |
The verdict
- •Chrysalis Montessori School scores higher on the Success Index (81.3 vs 62.7).
- •Chrysalis Montessori School has the higher ICSEA (1168 vs 1057), indicating a more advantaged community.
- •Osborne Primary School is the larger school with 262 students compared with 123.
- •Chrysalis Montessori School has grown faster over five years (22% vs -5%).
- •Chrysalis Montessori School is a independent school while Osborne Primary School is a government 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 Chrysalis Montessori School better than Osborne Primary School?
On the Success Index, Chrysalis Montessori School ranks higher (81.3 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 Chrysalis Montessori School and Osborne Primary School?
About 2.1 km in a straight line, between Glendalough and Osborne Park in Western Australia.
Which has the better student-to-teacher ratio?
Chrysalis Montessori School has 14.4 students per full-time-equivalent teacher and Osborne Primary School has 14.6.
How do Chrysalis Montessori School and Osborne Primary School rank in WA?
Chrysalis Montessori School is 4th of 583 and Osborne Primary School is 167th of 583 among primary schools in Western Australia on the 2025 Success Index.