McLaren Flat Primary School vs Willunga High School
A head-to-head comparison of two schools in South Australia, 7.0 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
McLaren Flat Primary School
Mclaren Flat · Government primary · R-6
207 students · ICSEA 1030
Willunga High School
Willunga · Government high school · U, 7-12
693 students · ICSEA 994
| Measure | McLaren Flat Primary School Mclaren Flat SA | Willunga High School Willunga SA |
|---|---|---|
| Success Index | 55 Top 50% | 40 Lower 50% |
| State rank (type) | #156 of 348 | #52 of 84 |
| National rank (type) | #2358 of 4,908 | #950 of 1,472 |
| Sector | Government | Government |
| Type | Primary | Secondary |
| Year range | R-6 | U, 7-12 |
| Students | 207 | 693 |
| Girls / boys | 96 / 111 | 359 / 334 |
| Foundation intake | 31 | – |
| Year 7 cohort | – | 128 |
| Year 12 cohort | – | 110 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -1% | -30% |
| ICSEA Average 1000 | 1030 | 994 |
| ICSEA percentile | 60th | 44th |
| Top SEA quarter | 16% | 9% |
| Bottom SEA quarter | 25% | 37% |
| Students per teacher | 18.2 | 14.6 |
| Teaching staff (FTE) | 11.4 | 46.8 |
| Non-teaching staff (FTE) | 5.7 | 25.5 |
| Language background other than English | 2% | 2% |
| Indigenous students | 0% | 4% |
| Suburb | Mclaren Flat 5171 | Willunga 5172 |
| Council area | Onkaparinga | Onkaparinga |
| Remoteness | Inner Regional | Major Cities |
| Website | www.mclflatps.sa.edu.au | www.whs.sa.edu.au |
The verdict
- •McLaren Flat Primary School scores higher on the Success Index (54.6 vs 40.0).
- •McLaren Flat Primary School has the higher ICSEA (1030 vs 994), indicating a more advantaged community.
- •Willunga High School has fewer students per teacher (14.6 vs 18.2).
- •Willunga High School is the larger school with 693 students compared with 207.
- •McLaren Flat Primary School has grown faster over five years (-1% vs -30%).
The Success Index summarises community advantage, resourcing and momentum from ACARA data. It does not measure teaching quality, results or fit. Methodology.
Free academic assessment
Torn between two schools? Start with your child.
Whichever you choose, a free Success Tutoring assessment shows exactly where your child is in English and Maths and how to get ahead before the next school year.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Your nearest centre: Success Tutoring Windsor Gardens
Frequently asked questions
Is McLaren Flat Primary School better than Willunga High School?
On the Success Index, McLaren Flat Primary School ranks higher (54.6 vs 40.0 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 McLaren Flat Primary School and Willunga High School?
About 7.0 km in a straight line, between Mclaren Flat and Willunga in South Australia.
Which has the better student-to-teacher ratio?
McLaren Flat Primary School has 18.2 students per full-time-equivalent teacher and Willunga High School has 14.6.
How do McLaren Flat Primary School and Willunga High School rank in SA?
McLaren Flat Primary School is 156th of 348 and Willunga High School is 52nd of 84 among primary schools in South Australia on the 2025 Success Index.