Oonoonba State School vs Southern Cross Catholic College
A head-to-head comparison of two schools in Queensland, 1.6 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Oonoonba State School
Idalia · Government primary · Prep-6
525 students · ICSEA 995
Southern Cross Catholic College
Annandale · Catholic combined · Prep-12
1,479 students · ICSEA 1048
| Measure | Oonoonba State School Idalia QLD | Southern Cross Catholic College Annandale QLD |
|---|---|---|
| Success Index | 48 Lower 50% | 52 Top 50% |
| State rank (type) | #365 of 804 | #121 of 275 |
| National rank (type) | #2874 of 4,908 | #614 of 1,259 |
| Sector | Government | Catholic |
| Type | Primary | Combined |
| Year range | Prep-6 | Prep-12 |
| Students | 525 | 1,479 |
| Girls / boys | 264 / 261 | 711 / 768 |
| Foundation intake | 84 | 86 |
| Year 7 cohort | – | 136 |
| Year 12 cohort | – | 106 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +4% | +12% |
| ICSEA Average 1000 | 995 | 1048 |
| ICSEA percentile | 45th | 68th |
| Top SEA quarter | 17% | 22% |
| Bottom SEA quarter | 29% | 13% |
| Students per teacher | 15.0 | 13.3 |
| Teaching staff (FTE) | 34.9 | 111.0 |
| Non-teaching staff (FTE) | 17.9 | 63.8 |
| Language background other than English | 17% | 7% |
| Indigenous students | 16% | 5% |
| Suburb | Idalia 4811 | Annandale 4814 |
| Council area | Townsville | Townsville |
| Remoteness | Outer Regional | Outer Regional |
| Website | oonoonbass.eq.edu.au | www.sctsv.catholic.edu.au |
The verdict
- •Southern Cross Catholic College scores higher on the Success Index (51.9 vs 47.5).
- •Southern Cross Catholic College has the higher ICSEA (1048 vs 995), indicating a more advantaged community.
- •Southern Cross Catholic College has fewer students per teacher (13.3 vs 15.0).
- •Southern Cross Catholic College is the larger school with 1,479 students compared with 525.
- •Southern Cross Catholic College has grown faster over five years (12% vs 4%).
- •Oonoonba State School is a government school while Southern Cross Catholic 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 Oonoonba State School better than Southern Cross Catholic College?
On the Success Index, Southern Cross Catholic College ranks higher (51.9 vs 47.5 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 Oonoonba State School and Southern Cross Catholic College?
About 1.6 km in a straight line, between Idalia and Annandale in Queensland.
Which has the better student-to-teacher ratio?
Oonoonba State School has 15.0 students per full-time-equivalent teacher and Southern Cross Catholic College has 13.3.
How do Oonoonba State School and Southern Cross Catholic College rank in QLD?
Oonoonba State School is 365th of 804 and Southern Cross Catholic College is 121st of 275 among primary schools in Queensland on the 2025 Success Index.