Marcellin College vs Our Lady of Mercy College
A head-to-head comparison of two secondary schools in Victoria, 2.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Marcellin College
Bulleen · Catholic high school · 7-12
1,131 students · ICSEA 1115
Our Lady of Mercy College
Heidelberg · Catholic high school · 7-12
1,175 students · ICSEA 1111
| Measure | Marcellin College Bulleen VIC | Our Lady of Mercy College Heidelberg VIC |
|---|---|---|
| Success Index | 78 Top 10% | 77 Top 10% |
| State rank (type) | #42 of 348 | #50 of 348 |
| National rank (type) | #92 of 1,472 | #118 of 1,472 |
| Sector | Catholic | Catholic |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 1,131 | 1,175 |
| Girls / boys | 0 / 1,131 | 1,175 / 0 |
| Foundation intake | – | – |
| Year 7 cohort | 185 | 203 |
| Year 12 cohort | 191 | 193 |
| VCE median study score VCAA, latest year | 30 | 33 |
| VCE study scores 40+ | 4.7% | 10.3% |
| 5-year enrolment growth | -20% | -2% |
| ICSEA Average 1000 | 1115 | 1111 |
| ICSEA percentile | 88th | 87th |
| Top SEA quarter | 44% | 42% |
| Bottom SEA quarter | 4% | 5% |
| Students per teacher | 12.2 | 12.2 |
| Teaching staff (FTE) | 92.6 | 96.4 |
| Non-teaching staff (FTE) | 51.5 | 43.5 |
| Language background other than English | 9% | 27% |
| Indigenous students | 0% | 0% |
| Suburb | Bulleen 3105 | Heidelberg 3084 |
| Council area | Manningham | Banyule |
| Remoteness | Major Cities | Major Cities |
| Website | www.marcellin.vic.edu.au | www.olmcheidelberg.catholic.edu.au |
The verdict
- •Marcellin College scores higher on the Success Index (78.2 vs 76.8).
- •Marcellin College has the higher ICSEA (1115 vs 1111), indicating a more advantaged community.
- •Our Lady of Mercy College is the larger school with 1,175 students compared with 1,131.
- •Our Lady of Mercy College has grown faster over five years (-2% vs -20%).
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 Marcellin College better than Our Lady of Mercy College?
On the Success Index, Marcellin College ranks higher (78.2 vs 76.8 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 Marcellin College and Our Lady of Mercy College?
About 2.3 km in a straight line, between Bulleen and Heidelberg in Victoria.
Which has the better student-to-teacher ratio?
Marcellin College has 12.2 students per full-time-equivalent teacher and Our Lady of Mercy College has 12.2.
How do Marcellin College and Our Lady of Mercy College rank in VIC?
Marcellin College is 42nd of 348 and Our Lady of Mercy College is 50th of 348 among secondary schools in Victoria on the 2025 Success Index.