Colac Primary School vs Colac Secondary College
A head-to-head comparison of two schools in Victoria, 1.7 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
Colac Secondary College
Colac · Government high school · 7-12
476 students · ICSEA 955
| Measure | Colac Primary School Colac VIC | Colac Secondary College Colac VIC |
|---|---|---|
| Success Index | 31 Lower 50% | 44 Lower 50% |
| State rank (type) | #1217 of 1,290 | #248 of 348 |
| National rank (type) | #4078 of 4,908 | #863 of 1,472 |
| Sector | Government | Government |
| Type | Primary | Secondary |
| Year range | Prep-6 | 7-12 |
| Students | 164 | 476 |
| Girls / boys | 77 / 87 | 225 / 251 |
| Foundation intake | 22 | – |
| Year 7 cohort | – | 78 |
| Year 12 cohort | – | 51 |
| VCE median study score VCAA, latest year | – | 25 |
| VCE study scores 40+ | – | 2.1% |
| 5-year enrolment growth | -26% | +3% |
| ICSEA Average 1000 | 946 | 955 |
| ICSEA percentile | 23th | 27th |
| Top SEA quarter | 4% | 3% |
| Bottom SEA quarter | 56% | 54% |
| Students per teacher | 11.1 | 9.5 |
| Teaching staff (FTE) | 14.8 | 49.6 |
| Non-teaching staff (FTE) | 7.8 | 21.6 |
| Language background other than English | 12% | 5% |
| Indigenous students | 6% | 3% |
| Suburb | Colac 3250 | Colac 3250 |
| Council area | Colac Otway | Colac Otway |
| Remoteness | Inner Regional | Inner Regional |
| Website | www.colacps.vic.edu.au | www.colac-sc.vic.edu.au |
The verdict
- •Colac Secondary College scores higher on the Success Index (43.7 vs 30.5).
- •Colac Secondary College has the higher ICSEA (955 vs 946), indicating a more advantaged community.
- •Colac Secondary College has fewer students per teacher (9.5 vs 11.1).
- •Colac Secondary College is the larger school with 476 students compared with 164.
- •Colac Secondary College has grown faster over five years (3% vs -26%).
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 Colac Secondary College?
On the Success Index, Colac Secondary College ranks higher (43.7 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 Colac Secondary College?
About 1.7 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 Colac Secondary College has 9.5.
How do Colac Primary School and Colac Secondary College rank in VIC?
Colac Primary School is 1217th of 1,290 and Colac Secondary College is 248th of 348 among primary schools in Victoria on the 2025 Success Index.