Mazenod College vs St Mary's College Melbourne
A head-to-head comparison of two secondary schools in Victoria, 16 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mazenod College
Mulgrave · Catholic high school · 7-12
1,469 students · ICSEA 1089
St Mary's College Melbourne
St Kilda East · Catholic high school · 7-12
440 students · ICSEA 1093
| Measure | Mazenod College Mulgrave VIC | St Mary's College Melbourne St Kilda East VIC |
|---|---|---|
| Success Index | 79 Top 10% | 79 Top 10% |
| State rank (type) | #34 of 348 | #38 of 348 |
| National rank (type) | #77 of 1,472 | #88 of 1,472 |
| Sector | Catholic | Catholic |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 1,469 | 440 |
| Girls / boys | 0 / 1,469 | 133 / 307 |
| Foundation intake | – | – |
| Year 7 cohort | 280 | 71 |
| Year 12 cohort | 222 | 78 |
| VCE median study score VCAA, latest year | 33 | 29 |
| VCE study scores 40+ | 15.3% | 4.1% |
| 5-year enrolment growth | +2% | -7% |
| ICSEA Average 1000 | 1089 | 1093 |
| ICSEA percentile | 81th | 82th |
| Top SEA quarter | 35% | 34% |
| Bottom SEA quarter | 11% | 7% |
| Students per teacher | 11.3 | 10.4 |
| Teaching staff (FTE) | 130.2 | 42.3 |
| Non-teaching staff (FTE) | 67.2 | 20.5 |
| Language background other than English | 36% | 22% |
| Indigenous students | 0% | 0% |
| Suburb | Mulgrave 3170 | St Kilda East 3183 |
| Council area | Monash | Port Phillip |
| Remoteness | Major Cities | Major Cities |
| Website | www.mazenod.vic.edu.au | www.stmaryscollege.vic.edu.au/ |
The verdict
- •Both schools have almost identical Success Index scores (79.4 vs 78.8).
- •St Mary's College Melbourne has the higher ICSEA (1093 vs 1089), indicating a more advantaged community.
- •St Mary's College Melbourne has fewer students per teacher (10.4 vs 11.3).
- •Mazenod College is the larger school with 1,469 students compared with 440.
- •Mazenod College has grown faster over five years (2% vs -7%).
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 Mazenod College better than St Mary's College Melbourne?
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 Mazenod College and St Mary's College Melbourne?
About 16 km in a straight line, between Mulgrave and St Kilda East in Victoria.
Which has the better student-to-teacher ratio?
Mazenod College has 11.3 students per full-time-equivalent teacher and St Mary's College Melbourne has 10.4.
How do Mazenod College and St Mary's College Melbourne rank in VIC?
Mazenod College is 34th of 348 and St Mary's College Melbourne is 38th of 348 among secondary schools in Victoria on the 2025 Success Index.