St Jakobi Lutheran School vs Williamstown Primary School
A head-to-head comparison of two primary schools in South Australia, 5.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
St Jakobi Lutheran School
Lyndoch · Independent primary · R-6
148 students · ICSEA 1031
Williamstown Primary School
Williamstown · Government primary · R-6
184 students · ICSEA 1001
| Measure | St Jakobi Lutheran School Lyndoch SA | Williamstown Primary School Williamstown SA |
|---|---|---|
| Success Index | 57 Top 50% | 43 Lower 50% |
| State rank (type) | #148 of 348 | #219 of 348 |
| National rank (type) | #2174 of 4,908 | #3246 of 4,908 |
| Sector | Independent | Government |
| Type | Primary | Primary |
| Year range | R-6 | R-6 |
| Students | 148 | 184 |
| Girls / boys | 71 / 77 | 81 / 103 |
| Foundation intake | 12 | 28 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -2% | -9% |
| ICSEA Average 1000 | 1031 | 1001 |
| ICSEA percentile | 60th | 47th |
| Top SEA quarter | 14% | 9% |
| Bottom SEA quarter | 21% | 36% |
| Students per teacher | 12.3 | 17.4 |
| Teaching staff (FTE) | 12.0 | 10.6 |
| Non-teaching staff (FTE) | 6.9 | 8.9 |
| Language background other than English | 1% | 0% |
| Indigenous students | 2% | 2% |
| Suburb | Lyndoch 5351 | Williamstown 5351 |
| Council area | Barossa | Barossa |
| Remoteness | Inner Regional | Inner Regional |
| Website | www.stjakobi.sa.edu.au | www.williamstownps.sa.edu.au |
The verdict
- •St Jakobi Lutheran School scores higher on the Success Index (56.9 vs 42.6).
- •St Jakobi Lutheran School has the higher ICSEA (1031 vs 1001), indicating a more advantaged community.
- •St Jakobi Lutheran School has fewer students per teacher (12.3 vs 17.4).
- •Williamstown Primary School is the larger school with 184 students compared with 148.
- •St Jakobi Lutheran School has grown faster over five years (-2% vs -9%).
- •St Jakobi Lutheran School is a independent school while Williamstown Primary 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 St Jakobi Lutheran School better than Williamstown Primary School?
On the Success Index, St Jakobi Lutheran School ranks higher (56.9 vs 42.6 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 St Jakobi Lutheran School and Williamstown Primary School?
About 5.4 km in a straight line, between Lyndoch and Williamstown in South Australia.
Which has the better student-to-teacher ratio?
St Jakobi Lutheran School has 12.3 students per full-time-equivalent teacher and Williamstown Primary School has 17.4.
How do St Jakobi Lutheran School and Williamstown Primary School rank in SA?
St Jakobi Lutheran School is 148th of 348 and Williamstown Primary School is 219th of 348 among primary schools in South Australia on the 2025 Success Index.