Blair State School vs St Mary's College
A head-to-head comparison of two schools in Queensland, 707 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Blair State School
Sadliers Crossing · Government primary · Prep-6
320 students · ICSEA 952
St Mary's College
Ipswich · Catholic high school · 7-12
730 students · ICSEA 1033
| Measure | Blair State School Sadliers Crossing QLD | St Mary's College Ipswich QLD |
|---|---|---|
| Success Index | 33 Lower 50% | 57 Top 50% |
| State rank (type) | #559 of 804 | #80 of 269 |
| National rank (type) | #3923 of 4,908 | #582 of 1,472 |
| Sector | Government | Catholic |
| Type | Primary | Secondary |
| Year range | Prep-6 | 7-12 |
| Students | 320 | 730 |
| Girls / boys | 162 / 158 | 730 / 0 |
| Foundation intake | 38 | – |
| Year 7 cohort | – | 157 |
| Year 12 cohort | – | 101 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -17% | +13% |
| ICSEA Average 1000 | 952 | 1033 |
| ICSEA percentile | 26th | 61th |
| Top SEA quarter | 5% | 14% |
| Bottom SEA quarter | 47% | 16% |
| Students per teacher | 11.6 | 12.9 |
| Teaching staff (FTE) | 27.6 | 56.5 |
| Non-teaching staff (FTE) | 14.1 | 28.1 |
| Language background other than English | 3% | 7% |
| Indigenous students | 14% | 5% |
| Suburb | Sadliers Crossing 4305 | Ipswich 4305 |
| Council area | Ipswich | Ipswich |
| Remoteness | Major Cities | Major Cities |
| Website | blairss.eq.edu.au | www.stmarys.qld.edu.au |
The verdict
- •St Mary's College scores higher on the Success Index (57.1 vs 32.9).
- •St Mary's College has the higher ICSEA (1033 vs 952), indicating a more advantaged community.
- •Blair State School has fewer students per teacher (11.6 vs 12.9).
- •St Mary's College is the larger school with 730 students compared with 320.
- •St Mary's College has grown faster over five years (13% vs -17%).
- •Blair State School is a government school while St Mary's College is a catholic 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 Blair State School better than St Mary's College?
On the Success Index, St Mary's College ranks higher (57.1 vs 32.9 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 Blair State School and St Mary's College?
About 707 m in a straight line, between Sadliers Crossing and Ipswich in Queensland.
Which has the better student-to-teacher ratio?
Blair State School has 11.6 students per full-time-equivalent teacher and St Mary's College has 12.9.
How do Blair State School and St Mary's College rank in QLD?
Blair State School is 559th of 804 and St Mary's College is 80th of 269 among primary schools in Queensland on the 2025 Success Index.