Gladstone South State School vs Trinity College
A head-to-head comparison of two schools in Queensland, 1.7 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Gladstone South State School
South Gladstone · Government primary · Prep-6
458 students · ICSEA 897
Trinity College
Gladstone · Independent combined · Prep-12
607 students · ICSEA 1034
| Measure | Gladstone South State School South Gladstone QLD | Trinity College Gladstone QLD |
|---|---|---|
| Success Index | 24 Lower 50% | 49 Top 50% |
| State rank (type) | #690 of 804 | #136 of 275 |
| National rank (type) | #4534 of 4,908 | #678 of 1,259 |
| Sector | Government | Independent |
| Type | Primary | Combined |
| Year range | Prep-6 | Prep-12 |
| Students | 458 | 607 |
| Girls / boys | 187 / 271 | 314 / 293 |
| Foundation intake | 56 | 56 |
| Year 7 cohort | – | 47 |
| Year 12 cohort | – | 36 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +20% | +20% |
| ICSEA Average 1000 | 897 | 1034 |
| ICSEA percentile | 10th | 61th |
| Top SEA quarter | 2% | 21% |
| Bottom SEA quarter | 61% | 21% |
| Students per teacher | 15.2 | 13.9 |
| Teaching staff (FTE) | 30.2 | 43.7 |
| Non-teaching staff (FTE) | 18.3 | 26.8 |
| Language background other than English | 12% | 28% |
| Indigenous students | 26% | 6% |
| Suburb | South Gladstone 4680 | Gladstone 4680 |
| Council area | Gladstone | Gladstone |
| Remoteness | Inner Regional | Inner Regional |
| Website | gladstonesouthss.eq.edu.au | www.trinitygladstone.qld.edu.au |
The verdict
- •Trinity College scores higher on the Success Index (48.8 vs 24.4).
- •Trinity College has the higher ICSEA (1034 vs 897), indicating a more advantaged community.
- •Trinity College has fewer students per teacher (13.9 vs 15.2).
- •Trinity College is the larger school with 607 students compared with 458.
- •Gladstone South State School is a government school while Trinity College is an independent 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 Gladstone South State School better than Trinity College?
On the Success Index, Trinity College ranks higher (48.8 vs 24.4 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 Gladstone South State School and Trinity College?
About 1.7 km in a straight line, between South Gladstone and Gladstone in Queensland.
Which has the better student-to-teacher ratio?
Gladstone South State School has 15.2 students per full-time-equivalent teacher and Trinity College has 13.9.
How do Gladstone South State School and Trinity College rank in QLD?
Gladstone South State School is 690th of 804 and Trinity College is 136th of 275 among primary schools in Queensland on the 2025 Success Index.