Ambrose Treacy College vs Milpera State High School
A head-to-head comparison of two schools in Queensland, 1.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Ambrose Treacy College
Indooroopilly · Catholic combined · 4-12
1,273 students · ICSEA 1139
Milpera State High School
Chelmer · Government high school · 7-12
333 students · ICSEA 911
| Measure | Ambrose Treacy College Indooroopilly QLD | Milpera State High School Chelmer QLD |
|---|---|---|
| Success Index | 71 Top 25% | 34 Lower 50% |
| State rank (type) | #31 of 275 | #177 of 269 |
| National rank (type) | #250 of 1,259 | #1092 of 1,472 |
| Sector | Catholic | Government |
| Type | Combined | Secondary |
| Year range | 4-12 | 7-12 |
| Students | 1,273 | 333 |
| Girls / boys | 0 / 1,273 | 145 / 188 |
| Foundation intake | – | – |
| Year 7 cohort | 185 | – |
| Year 12 cohort | 164 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -2% | +47% |
| ICSEA Average 1000 | 1139 | 911 |
| ICSEA percentile | 93th | 13th |
| Top SEA quarter | 58% | 6% |
| Bottom SEA quarter | 2% | 67% |
| Students per teacher | 13.0 | 7.9 |
| Teaching staff (FTE) | 97.9 | 42.3 |
| Non-teaching staff (FTE) | 80.7 | 26.6 |
| Language background other than English | 15% | 100% |
| Indigenous students | 3% | 0% |
| Suburb | Indooroopilly 4068 | Chelmer 4068 |
| Council area | Brisbane | Brisbane |
| Remoteness | Major Cities | Major Cities |
| Website | www.atc.qld.edu.au/ | milperashs.eq.edu.au |
The verdict
- •Ambrose Treacy College scores higher on the Success Index (70.7 vs 33.8).
- •Ambrose Treacy College has the higher ICSEA (1139 vs 911), indicating a more advantaged community.
- •Milpera State High School has fewer students per teacher (7.9 vs 13.0).
- •Ambrose Treacy College is the larger school with 1,273 students compared with 333.
- •Milpera State High School has grown faster over five years (47% vs -2%).
- •Ambrose Treacy College is a catholic school while Milpera State High School is a government school, so fees and enrolment rules differ.
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 Ambrose Treacy College better than Milpera State High School?
On the Success Index, Ambrose Treacy College ranks higher (70.7 vs 33.8 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 Ambrose Treacy College and Milpera State High School?
About 1.3 km in a straight line, between Indooroopilly and Chelmer in Queensland.
Which has the better student-to-teacher ratio?
Ambrose Treacy College has 13.0 students per full-time-equivalent teacher and Milpera State High School has 7.9.
How do Ambrose Treacy College and Milpera State High School rank in QLD?
Ambrose Treacy College is 31st of 275 and Milpera State High School is 177th of 269 among combined schools in Queensland on the 2025 Success Index.