Bunbury Cathedral Grammar School vs Guildford Grammar School
A head-to-head comparison of two combined schools in Western Australia, 171 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Bunbury Cathedral Grammar School
Gelorup · Independent combined · PP-12
663 students · ICSEA 1100
Guildford Grammar School
Guildford · Independent combined · PP-12
1,225 students · ICSEA 1100
| Measure | Bunbury Cathedral Grammar School Gelorup WA | Guildford Grammar School Guildford WA |
|---|---|---|
| Success Index | 64 Top 50% | 65 Top 50% |
| State rank (type) | #36 of 172 | #34 of 172 |
| National rank (type) | #391 of 1,259 | #375 of 1,259 |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | PP-12 | PP-12 |
| Students | 663 | 1,225 |
| Girls / boys | 328 / 335 | 504 / 721 |
| Foundation intake | 28 | 45 |
| Year 7 cohort | 71 | 126 |
| Year 12 cohort | 55 | 142 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +6% | +15% |
| ICSEA Average 1000 | 1100 | 1100 |
| ICSEA percentile | 84th | 84th |
| Top SEA quarter | 42% | 45% |
| Bottom SEA quarter | 8% | 6% |
| Students per teacher | 10.4 | 10.6 |
| Teaching staff (FTE) | 64.0 | 116.0 |
| Non-teaching staff (FTE) | 43.0 | 146.1 |
| Language background other than English | 22% | 11% |
| Indigenous students | 4% | 7% |
| Suburb | Gelorup 6230 | Guildford 6055 |
| Council area | Capel | Swan |
| Remoteness | Inner Regional | Major Cities |
| Website | www.bcgs.wa.edu.au/ | www.ggs.wa.edu.au |
The verdict
- •Both schools have almost identical Success Index scores (63.9 vs 64.7).
- •Guildford Grammar School is the larger school with 1,225 students compared with 663.
- •Guildford Grammar School has grown faster over five years (15% 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 Bunbury Cathedral Grammar School better than Guildford Grammar School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Bunbury Cathedral Grammar School and Guildford Grammar School?
About 171 km in a straight line, between Gelorup and Guildford in Western Australia.
Which has the better student-to-teacher ratio?
Bunbury Cathedral Grammar School has 10.4 students per full-time-equivalent teacher and Guildford Grammar School has 10.6.
How do Bunbury Cathedral Grammar School and Guildford Grammar School rank in WA?
Bunbury Cathedral Grammar School is 36th of 172 and Guildford Grammar School is 34th of 172 among combined schools in Western Australia on the 2025 Success Index.