Colac Primary School vs Trinity College Colac
A head-to-head comparison of two schools in Victoria, 2.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Colac Primary School
Colac · Government primary · Prep-6
164 students · ICSEA 946
Trinity College Colac
Colac · Catholic high school · 7-12
744 students · ICSEA 1015
| Measure | Colac Primary School Colac VIC | Trinity College Colac Colac VIC |
|---|---|---|
| Success Index | 31 Lower 50% | 57 Top 50% |
| State rank (type) | #1217 of 1,290 | #172 of 348 |
| National rank (type) | #4078 of 4,908 | #585 of 1,472 |
| Sector | Government | Catholic |
| Type | Primary | Secondary |
| Year range | Prep-6 | 7-12 |
| Students | 164 | 744 |
| Girls / boys | 77 / 87 | 379 / 365 |
| Foundation intake | 22 | – |
| Year 7 cohort | – | 154 |
| Year 12 cohort | – | 88 |
| VCE median study score VCAA, latest year | – | 28 |
| VCE study scores 40+ | – | 4% |
| 5-year enrolment growth | -26% | +2% |
| ICSEA Average 1000 | 946 | 1015 |
| ICSEA percentile | 23th | 54th |
| Top SEA quarter | 4% | 11% |
| Bottom SEA quarter | 56% | 29% |
| Students per teacher | 11.1 | 10.8 |
| Teaching staff (FTE) | 14.8 | 68.6 |
| Non-teaching staff (FTE) | 7.8 | 38.5 |
| Language background other than English | 12% | 9% |
| Indigenous students | 6% | 2% |
| Suburb | Colac 3250 | Colac 3250 |
| Council area | Colac Otway | Colac Otway |
| Remoteness | Inner Regional | Inner Regional |
| Website | www.colacps.vic.edu.au | www.tcc.vic.edu.au |
The verdict
- •Trinity College Colac scores higher on the Success Index (56.9 vs 30.5).
- •Trinity College Colac has the higher ICSEA (1015 vs 946), indicating a more advantaged community.
- •Trinity College Colac is the larger school with 744 students compared with 164.
- •Trinity College Colac has grown faster over five years (2% vs -26%).
- •Colac Primary School is a government school while Trinity College Colac 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 Colac Primary School better than Trinity College Colac?
On the Success Index, Trinity College Colac ranks higher (56.9 vs 30.5 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 Colac Primary School and Trinity College Colac?
About 2.3 km in a straight line, between Colac and Colac in Victoria.
Which has the better student-to-teacher ratio?
Colac Primary School has 11.1 students per full-time-equivalent teacher and Trinity College Colac has 10.8.
How do Colac Primary School and Trinity College Colac rank in VIC?
Colac Primary School is 1217th of 1,290 and Trinity College Colac is 172nd of 348 among primary schools in Victoria on the 2025 Success Index.