Clairvaux MacKillop College vs Siena Catholic College
A head-to-head comparison of two secondary schools in Queensland, 93 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Clairvaux MacKillop College
Upper Mount Gravatt · Catholic high school · 7-12
1,215 students · ICSEA 1070
Siena Catholic College
Sippy Downs · Catholic high school · 7-12
889 students · ICSEA 1073
| Measure | Clairvaux MacKillop College Upper Mount Gravatt QLD | Siena Catholic College Sippy Downs QLD |
|---|---|---|
| Success Index | 70 Top 25% | 65 Top 50% |
| State rank (type) | #25 of 269 | #41 of 269 |
| National rank (type) | #287 of 1,472 | #403 of 1,472 |
| Sector | Catholic | Catholic |
| Type | Secondary | Secondary |
| Year range | 7-12 | 7-12 |
| Students | 1,215 | 889 |
| Girls / boys | 595 / 620 | 455 / 434 |
| Foundation intake | – | – |
| Year 7 cohort | 184 | 153 |
| Year 12 cohort | 175 | 147 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -9% | -4% |
| ICSEA Average 1000 | 1070 | 1073 |
| ICSEA percentile | 75th | 76th |
| Top SEA quarter | 24% | 27% |
| Bottom SEA quarter | 9% | 8% |
| Students per teacher | 11.2 | 13.0 |
| Teaching staff (FTE) | 108.3 | 68.4 |
| Non-teaching staff (FTE) | 54.6 | 28.5 |
| Language background other than English | 17% | 4% |
| Indigenous students | 1% | 3% |
| Suburb | Upper Mount Gravatt 4122 | Sippy Downs 4556 |
| Council area | Brisbane | Sunshine Coast |
| Remoteness | Major Cities | Major Cities |
| Website | www.cvxmck.edu.au | www.siena.qld.edu.au |
The verdict
- •Clairvaux MacKillop College scores higher on the Success Index (70.1 vs 65.0).
- •Siena Catholic College has the higher ICSEA (1073 vs 1070), indicating a more advantaged community.
- •Clairvaux MacKillop College has fewer students per teacher (11.2 vs 13.0).
- •Clairvaux MacKillop College is the larger school with 1,215 students compared with 889.
- •Siena Catholic College has grown faster over five years (-4% 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 Clairvaux MacKillop College better than Siena Catholic College?
On the Success Index, Clairvaux MacKillop College ranks higher (70.1 vs 65.0 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 Clairvaux MacKillop College and Siena Catholic College?
About 93 km in a straight line, between Upper Mount Gravatt and Sippy Downs in Queensland.
Which has the better student-to-teacher ratio?
Clairvaux MacKillop College has 11.2 students per full-time-equivalent teacher and Siena Catholic College has 13.0.
How do Clairvaux MacKillop College and Siena Catholic College rank in QLD?
Clairvaux MacKillop College is 25th of 269 and Siena Catholic College is 41st of 269 among secondary schools in Queensland on the 2025 Success Index.