Our Lady of La Vang School vs Underdale High School
A head-to-head comparison of two schools in South Australia, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Our Lady of La Vang School
Flinders Park · Catholic special · U
70 students · ICSEA 1066
Underdale High School
Underdale · Government high school · 7-12
629 students · ICSEA 1000
| Measure | Our Lady of La Vang School Flinders Park SA | Underdale High School Underdale SA |
|---|---|---|
| Success Index | – Not rated | 46 Lower 50% |
| State rank (type) | – | #40 of 84 |
| National rank (type) | – | #819 of 1,472 |
| Sector | Catholic | Government |
| Type | Special | Secondary |
| Year range | U | 7-12 |
| Students | 70 | 629 |
| Girls / boys | 16 / 54 | 274 / 355 |
| Foundation intake | – | – |
| Year 7 cohort | – | 68 |
| Year 12 cohort | – | 116 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +11% | +15% |
| ICSEA Average 1000 | 1066 | 1000 |
| ICSEA percentile | 74th | 47th |
| Top SEA quarter | 31% | 11% |
| Bottom SEA quarter | 18% | 36% |
| Students per teacher | 4.4 | 13.2 |
| Teaching staff (FTE) | 16.0 | 47.5 |
| Non-teaching staff (FTE) | 33.4 | 20.9 |
| Language background other than English | 19% | 42% |
| Indigenous students | 1% | 2% |
| Suburb | Flinders Park 5025 | Underdale 5032 |
| Council area | Charles Sturt | West Torrens |
| Remoteness | Major Cities | Major Cities |
| Website | www.lavang.catholic.edu.au/ | www.underdale.sa.edu.au |
The verdict
- •Our Lady of La Vang School has the higher ICSEA (1066 vs 1000), indicating a more advantaged community.
- •Our Lady of La Vang School has fewer students per teacher (4.4 vs 13.2).
- •Underdale High School is the larger school with 629 students compared with 70.
- •Our Lady of La Vang School is a catholic school while Underdale High School is a government 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 Our Lady of La Vang School better than Underdale High School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Our Lady of La Vang School and Underdale High School?
About 1.4 km in a straight line, between Flinders Park and Underdale in South Australia.
Which has the better student-to-teacher ratio?
Our Lady of La Vang School has 4.4 students per full-time-equivalent teacher and Underdale High School has 13.2.
How do Our Lady of La Vang School and Underdale High School rank in SA?
Our Lady of La Vang School is unranked and Underdale High School is 40th of 84 among special schools in South Australia on the 2025 Success Index.