Old Noarlunga Primary School vs Tatachilla Lutheran College
A head-to-head comparison of two schools in South Australia, 4.9 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Old Noarlunga Primary School
Old Noarlunga · Government primary · R-6
155 students · ICSEA 999
Tatachilla Lutheran College
Mclaren Vale · Independent combined · R-12
1,103 students · ICSEA 1068
| Measure | Old Noarlunga Primary School Old Noarlunga SA | Tatachilla Lutheran College Mclaren Vale SA |
|---|---|---|
| Success Index | 46 Lower 50% | 56 Top 50% |
| State rank (type) | #197 of 348 | #41 of 145 |
| National rank (type) | #2974 of 4,908 | #540 of 1,259 |
| Sector | Government | Independent |
| Type | Primary | Combined |
| Year range | R-6 | R-12 |
| Students | 155 | 1,103 |
| Girls / boys | 64 / 91 | 566 / 537 |
| Foundation intake | 25 | 51 |
| Year 7 cohort | – | 123 |
| Year 12 cohort | – | 102 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +2% | +1% |
| ICSEA Average 1000 | 999 | 1068 |
| ICSEA percentile | 46th | 75th |
| Top SEA quarter | 7% | 25% |
| Bottom SEA quarter | 29% | 12% |
| Students per teacher | 15.5 | 12.5 |
| Teaching staff (FTE) | 10.0 | 88.2 |
| Non-teaching staff (FTE) | 6.2 | 42.6 |
| Language background other than English | 3% | 4% |
| Indigenous students | 8% | 2% |
| Suburb | Old Noarlunga 5168 | Mclaren Vale 5171 |
| Council area | Onkaparinga | Onkaparinga |
| Remoteness | Major Cities | Major Cities |
| Website | www.onps.sa.edu.au | www.tatachilla.sa.edu.au/ |
The verdict
- •Tatachilla Lutheran College scores higher on the Success Index (55.6 vs 46.3).
- •Tatachilla Lutheran College has the higher ICSEA (1068 vs 999), indicating a more advantaged community.
- •Tatachilla Lutheran College has fewer students per teacher (12.5 vs 15.5).
- •Tatachilla Lutheran College is the larger school with 1,103 students compared with 155.
- •Old Noarlunga Primary School is a government school while Tatachilla Lutheran College is an independent 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 Old Noarlunga Primary School better than Tatachilla Lutheran College?
On the Success Index, Tatachilla Lutheran College ranks higher (55.6 vs 46.3 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 Old Noarlunga Primary School and Tatachilla Lutheran College?
About 4.9 km in a straight line, between Old Noarlunga and Mclaren Vale in South Australia.
Which has the better student-to-teacher ratio?
Old Noarlunga Primary School has 15.5 students per full-time-equivalent teacher and Tatachilla Lutheran College has 12.5.
How do Old Noarlunga Primary School and Tatachilla Lutheran College rank in SA?
Old Noarlunga Primary School is 197th of 348 and Tatachilla Lutheran College is 41st of 145 among primary schools in South Australia on the 2025 Success Index.