Lockleys North Primary School vs Underdale High School
A head-to-head comparison of two schools in South Australia, 621 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Lockleys North Primary School
Lockleys · Government primary · R-6
422 students · ICSEA 1069
Underdale High School
Underdale · Government high school · 7-12
629 students · ICSEA 1000
| Measure | Lockleys North Primary School Lockleys SA | Underdale High School Underdale SA |
|---|---|---|
| Success Index | 62 Top 50% | 46 Lower 50% |
| State rank (type) | #123 of 348 | #40 of 84 |
| National rank (type) | #1775 of 4,908 | #819 of 1,472 |
| Sector | Government | Government |
| Type | Primary | Secondary |
| Year range | R-6 | 7-12 |
| Students | 422 | 629 |
| Girls / boys | 188 / 234 | 274 / 355 |
| Foundation intake | 80 | – |
| Year 7 cohort | – | 68 |
| Year 12 cohort | – | 116 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -14% | +15% |
| ICSEA Average 1000 | 1069 | 1000 |
| ICSEA percentile | 75th | 47th |
| Top SEA quarter | 28% | 11% |
| Bottom SEA quarter | 14% | 36% |
| Students per teacher | 16.0 | 13.2 |
| Teaching staff (FTE) | 26.4 | 47.5 |
| Non-teaching staff (FTE) | 6.5 | 20.9 |
| Language background other than English | 30% | 42% |
| Indigenous students | 2% | 2% |
| Suburb | Lockleys 5032 | Underdale 5032 |
| Council area | West Torrens | West Torrens |
| Remoteness | Major Cities | Major Cities |
| Website | www.lnps.sa.edu.au | www.underdale.sa.edu.au |
The verdict
- •Lockleys North Primary School scores higher on the Success Index (61.7 vs 46.2).
- •Lockleys North Primary School has the higher ICSEA (1069 vs 1000), indicating a more advantaged community.
- •Underdale High School has fewer students per teacher (13.2 vs 16.0).
- •Underdale High School is the larger school with 629 students compared with 422.
- •Underdale High School has grown faster over five years (15% vs -14%).
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 Lockleys North Primary School better than Underdale High School?
On the Success Index, Lockleys North Primary School ranks higher (61.7 vs 46.2 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 Lockleys North Primary School and Underdale High School?
About 621 m in a straight line, between Lockleys and Underdale in South Australia.
Which has the better student-to-teacher ratio?
Lockleys North Primary School has 16.0 students per full-time-equivalent teacher and Underdale High School has 13.2.
How do Lockleys North Primary School and Underdale High School rank in SA?
Lockleys North Primary School is 123rd of 348 and Underdale High School is 40th of 84 among primary schools in South Australia on the 2025 Success Index.