St Columba's Primary School vs St Mary of the Cross School
A head-to-head comparison of two primary schools in Queensland, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
St Columba's Primary School
Wilston · Catholic primary · Prep-6
495 students · ICSEA 1155
St Mary of the Cross School
Windsor · Catholic primary · Prep-6
56 students · ICSEA 1100
| Measure | St Columba's Primary School Wilston QLD | St Mary of the Cross School Windsor QLD |
|---|---|---|
| Success Index | 67 Top 25% | 74 Top 25% |
| State rank (type) | #127 of 804 | – |
| National rank (type) | #1262 of 4,908 | – |
| Sector | Catholic | Catholic |
| Type | Primary | Primary |
| Year range | Prep-6 | Prep-6 |
| Students | 495 | 56 |
| Girls / boys | 249 / 246 | 32 / 24 |
| Foundation intake | 66 | 7 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -17% | -38% |
| ICSEA Average 1000 | 1155 | 1100 |
| ICSEA percentile | 96th | 84th |
| Top SEA quarter | 63% | 42% |
| Bottom SEA quarter | 1% | 3% |
| Students per teacher | 17.6 | 6.4 |
| Teaching staff (FTE) | 28.2 | 8.8 |
| Non-teaching staff (FTE) | 14.6 | 4.9 |
| Language background other than English | 8% | 52% |
| Indigenous students | 1% | 5% |
| Suburb | Wilston 4051 | Windsor 4030 |
| Council area | Brisbane | Brisbane |
| Remoteness | Major Cities | Major Cities |
| Website | www.stcolumbaswilston.qld.edu.au | www.stmaryofthecross.qld.edu.au |
The verdict
- •St Mary of the Cross School scores higher on the Success Index (74.0 vs 67.4).
- •St Columba's Primary School has the higher ICSEA (1155 vs 1100), indicating a more advantaged community.
- •St Mary of the Cross School has fewer students per teacher (6.4 vs 17.6).
- •St Columba's Primary School is the larger school with 495 students compared with 56.
- •St Columba's Primary School has grown faster over five years (-17% vs -38%).
The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Chermside
Frequently asked questions
Is St Columba's Primary School better than St Mary of the Cross School?
On the Success Index, St Mary of the Cross School ranks higher (74.0 vs 67.4 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 St Columba's Primary School and St Mary of the Cross School?
About 1.4 km in a straight line, between Wilston and Windsor in Queensland.
Which has the better student-to-teacher ratio?
St Columba's Primary School has 17.6 students per full-time-equivalent teacher and St Mary of the Cross School has 6.4.
How do St Columba's Primary School and St Mary of the Cross School rank in QLD?
St Columba's Primary School is 127th of 804 and St Mary of the Cross School is unranked among primary schools in Queensland on the 2025 Success Index.