Mercedes College vs St George's Anglican Grammar School
A head-to-head comparison of two secondary schools in Western Australia, 870 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mercedes College
Perth · Independent high school · 7-12
910 students · ICSEA 1122
St George's Anglican Grammar School
Perth · Independent high school · 7-12
596 students · ICSEA 1139
| Measure | Mercedes College Perth WA | St George's Anglican Grammar School Perth WA |
|---|---|---|
| Success Index | 81 Top 5% | 76 Top 25% |
| State rank (type) | #1 of 140 | #12 of 140 |
| National rank (type) | #51 of 1,472 | #156 of 1,472 |
| Sector | Independent | Independent |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 910 | 596 |
| Girls / boys | 910 / 0 | 319 / 277 |
| Foundation intake | – | – |
| Year 7 cohort | 178 | 106 |
| Year 12 cohort | 125 | 85 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +9% | +61% |
| ICSEA Average 1000 | 1122 | 1139 |
| ICSEA percentile | 90th | 93th |
| Top SEA quarter | 49% | 55% |
| Bottom SEA quarter | 5% | 4% |
| Students per teacher | 11.9 | 14.8 |
| Teaching staff (FTE) | 76.6 | 40.2 |
| Non-teaching staff (FTE) | 36.0 | 33.7 |
| Language background other than English | 25% | 19% |
| Indigenous students | 2% | 1% |
| Suburb | Perth 6000 | Perth 6000 |
| Council area | Perth | Perth |
| Remoteness | Major Cities | Major Cities |
| Website | www.mercedes.wa.edu.au | www.stgeorges.wa.edu.au |
The verdict
- •Mercedes College scores higher on the Success Index (81.2 vs 75.6).
- •St George's Anglican Grammar School has the higher ICSEA (1139 vs 1122), indicating a more advantaged community.
- •Mercedes College has fewer students per teacher (11.9 vs 14.8).
- •Mercedes College is the larger school with 910 students compared with 596.
- •St George's Anglican Grammar School has grown faster over five years (61% vs 9%).
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 Mercedes College better than St George's Anglican Grammar School?
On the Success Index, Mercedes College ranks higher (81.2 vs 75.6 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 Mercedes College and St George's Anglican Grammar School?
About 870 m in a straight line, between Perth and Perth in Western Australia.
Which has the better student-to-teacher ratio?
Mercedes College has 11.9 students per full-time-equivalent teacher and St George's Anglican Grammar School has 14.8.
How do Mercedes College and St George's Anglican Grammar School rank in WA?
Mercedes College is 1st of 140 and St George's Anglican Grammar School is 12th of 140 among secondary schools in Western Australia on the 2025 Success Index.