Lake Illawarra High School vs Mount Warrigal Public School
A head-to-head comparison of two schools in New South Wales, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Lake Illawarra High School
Lake Illawarra · Government high school · 7-12
542 students · ICSEA 894
Mount Warrigal Public School
Warilla · Government primary · P-6
185 students · ICSEA 885
| Measure | Lake Illawarra High School Lake Illawarra NSW | Mount Warrigal Public School Warilla NSW |
|---|---|---|
| Success Index | 25 Lower 50% | 24 Lower 50% |
| State rank (type) | #480 of 539 | #1511 of 1,619 |
| National rank (type) | #1317 of 1,472 | #4590 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | P-6 |
| Students | 542 | 185 |
| Girls / boys | 260 / 282 | 81 / 104 |
| Foundation intake | – | 23 |
| Year 7 cohort | 87 | – |
| Year 12 cohort | 53 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +2% | -15% |
| ICSEA Average 1000 | 894 | 885 |
| ICSEA percentile | 10th | 8th |
| Top SEA quarter | 2% | 2% |
| Bottom SEA quarter | 67% | 68% |
| Students per teacher | 10.1 | 8.2 |
| Teaching staff (FTE) | 53.6 | 22.5 |
| Non-teaching staff (FTE) | 17.7 | 7.8 |
| Language background other than English | 10% | 9% |
| Indigenous students | 23% | 28% |
| Suburb | Lake Illawarra 2528 | Warilla 2528 |
| Council area | Shellharbour | Shellharbour |
| Remoteness | Major Cities | Major Cities |
| Website | lakeillawa-h.schools.nsw.gov.au | mtwarrigal-p.schools.nsw.gov.au |
The verdict
- •Lake Illawarra High School scores higher on the Success Index (24.8 vs 23.6).
- •Lake Illawarra High School has the higher ICSEA (894 vs 885), indicating a more advantaged community.
- •Mount Warrigal Public School has fewer students per teacher (8.2 vs 10.1).
- •Lake Illawarra High School is the larger school with 542 students compared with 185.
- •Lake Illawarra High School has grown faster over five years (2% vs -15%).
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 Lake Illawarra High School better than Mount Warrigal Public School?
On the Success Index, Lake Illawarra High School ranks higher (24.8 vs 23.6 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 Lake Illawarra High School and Mount Warrigal Public School?
About 1.4 km in a straight line, between Lake Illawarra and Warilla in New South Wales.
Which has the better student-to-teacher ratio?
Lake Illawarra High School has 10.1 students per full-time-equivalent teacher and Mount Warrigal Public School has 8.2.
How do Lake Illawarra High School and Mount Warrigal Public School rank in NSW?
Lake Illawarra High School is 480th of 539 and Mount Warrigal Public School is 1511th of 1,619 among secondary schools in New South Wales on the 2025 Success Index.