Mentone Girls' Grammar School vs St Catherine's School
A head-to-head comparison of two combined schools in Victoria, 17 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mentone Girls' Grammar School
Mentone · Independent combined · Prep-12
560 students · ICSEA 1174
St Catherine's School
Toorak · Independent combined · Prep-12
685 students · ICSEA 1175
| Measure | Mentone Girls' Grammar School Mentone VIC | St Catherine's School Toorak VIC |
|---|---|---|
| Success Index | 84 Top 5% | 89 Top 5% |
| State rank (type) | #30 of 239 | #9 of 239 |
| National rank (type) | #58 of 1,259 | #14 of 1,259 |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | Prep-12 | Prep-12 |
| Students | 560 | 685 |
| Girls / boys | 560 / 0 | 685 / 0 |
| Foundation intake | 18 | 19 |
| Year 7 cohort | 66 | 69 |
| Year 12 cohort | 73 | 86 |
| VCE median study score VCAA, latest year | 35 | 34 |
| VCE study scores 40+ | 20.6% | 22% |
| 5-year enrolment growth | -19% | +4% |
| ICSEA Average 1000 | 1174 | 1175 |
| ICSEA percentile | 98th | 98th |
| Top SEA quarter | 69% | 72% |
| Bottom SEA quarter | 1% | 1% |
| Students per teacher | 8.3 | 8.2 |
| Teaching staff (FTE) | 67.4 | 83.7 |
| Non-teaching staff (FTE) | 46.2 | 39.1 |
| Language background other than English | 29% | 27% |
| Indigenous students | 1% | 0% |
| Suburb | Mentone 3194 | Toorak 3142 |
| Council area | Kingston (Vic.) | Stonnington |
| Remoteness | Major Cities | Major Cities |
| Website | www.mentonegirls.vic.edu.au | www.stcatherines.net.au |
The verdict
- •St Catherine's School scores higher on the Success Index (88.9 vs 83.5).
- •St Catherine's School has the higher ICSEA (1175 vs 1174), indicating a more advantaged community.
- •St Catherine's School is the larger school with 685 students compared with 560.
- •St Catherine's School has grown faster over five years (4% vs -19%).
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 Mentone Girls' Grammar School better than St Catherine's School?
On the Success Index, St Catherine's School ranks higher (88.9 vs 83.5 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 Mentone Girls' Grammar School and St Catherine's School?
About 17 km in a straight line, between Mentone and Toorak in Victoria.
Which has the better student-to-teacher ratio?
Mentone Girls' Grammar School has 8.3 students per full-time-equivalent teacher and St Catherine's School has 8.2.
How do Mentone Girls' Grammar School and St Catherine's School rank in VIC?
Mentone Girls' Grammar School is 30th of 239 and St Catherine's School is 9th of 239 among combined schools in Victoria on the 2025 Success Index.