Great Lakes College Senior Campus vs J J Cahill Memorial High School
A head-to-head comparison of two secondary schools in New South Wales, 231 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Great Lakes College Senior Campus
Tuncurry · Government high school · 11-12
349 students · ICSEA 988
J J Cahill Memorial High School
Mascot · Government high school · 7-12
298 students · ICSEA 987
| Measure | Great Lakes College Senior Campus Tuncurry NSW | J J Cahill Memorial High School Mascot NSW |
|---|---|---|
| Success Index | 50 Top 50% | 53 Top 50% |
| State rank (type) | #280 of 539 | #259 of 539 |
| National rank (type) | #738 of 1,472 | #678 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | 11-12 | 7-12 |
| Students | 349 | 298 |
| Girls / boys | 171 / 178 | 128 / 170 |
| Foundation intake | – | – |
| Year 7 cohort | – | 54 |
| Year 12 cohort | 145 | 38 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -13% | -7% |
| ICSEA Average 1000 | 988 | 987 |
| ICSEA percentile | 41th | 41th |
| Top SEA quarter | 13% | 9% |
| Bottom SEA quarter | 33% | 39% |
| Students per teacher | 8.8 | 7.6 |
| Teaching staff (FTE) | 39.3 | 39.3 |
| Non-teaching staff (FTE) | 10.6 | 11.6 |
| Language background other than English | 6% | 66% |
| Indigenous students | 15% | 7% |
| Suburb | Tuncurry 2428 | Mascot 2020 |
| Council area | Mid-Coast | Bayside (NSW) |
| Remoteness | Inner Regional | Major Cities |
| Website | glcsenior-h.schools.nsw.gov.au | jjcahill-h.schools.nsw.gov.au |
The verdict
- •J J Cahill Memorial High School scores higher on the Success Index (52.9 vs 50.3).
- •Great Lakes College Senior Campus has the higher ICSEA (988 vs 987), indicating a more advantaged community.
- •J J Cahill Memorial High School has fewer students per teacher (7.6 vs 8.8).
- •Great Lakes College Senior Campus is the larger school with 349 students compared with 298.
- •J J Cahill Memorial High School has grown faster over five years (-7% vs -13%).
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 Great Lakes College Senior Campus better than J J Cahill Memorial High School?
On the Success Index, J J Cahill Memorial High School ranks higher (52.9 vs 50.3 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 Great Lakes College Senior Campus and J J Cahill Memorial High School?
About 231 km in a straight line, between Tuncurry and Mascot in New South Wales.
Which has the better student-to-teacher ratio?
Great Lakes College Senior Campus has 8.8 students per full-time-equivalent teacher and J J Cahill Memorial High School has 7.6.
How do Great Lakes College Senior Campus and J J Cahill Memorial High School rank in NSW?
Great Lakes College Senior Campus is 280th of 539 and J J Cahill Memorial High School is 259th of 539 among secondary schools in New South Wales on the 2025 Success Index.