Clarendon Primary School vs Our Saviour Lutheran School Happy Valley Incorporated
A head-to-head comparison of two primary schools in South Australia, 5.1 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Clarendon Primary School
Clarendon · Government primary · R-6
86 students · ICSEA 1042
Our Saviour Lutheran School Happy Valley Incorporated
Aberfoyle Park · Independent primary · R-6
98 students · ICSEA 1065
| Measure | Clarendon Primary School Clarendon SA | Our Saviour Lutheran School Happy Valley Incorporated Aberfoyle Park SA |
|---|---|---|
| Success Index | 59 Top 50% | 67 Top 25% |
| State rank (type) | #135 of 348 | #83 of 348 |
| National rank (type) | #1974 of 4,908 | #1328 of 4,908 |
| Sector | Government | Independent |
| Type | Primary | Primary |
| Year range | R-6 | R-6 |
| Students | 86 | 98 |
| Girls / boys | 44 / 42 | 43 / 55 |
| Foundation intake | 18 | 14 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -9% | -8% |
| ICSEA Average 1000 | 1042 | 1065 |
| ICSEA percentile | 65th | 74th |
| Top SEA quarter | 19% | 26% |
| Bottom SEA quarter | 17% | 14% |
| Students per teacher | 15.4 | 12.6 |
| Teaching staff (FTE) | 5.6 | 7.8 |
| Non-teaching staff (FTE) | 4.5 | 5.1 |
| Language background other than English | 1% | 0% |
| Indigenous students | 3% | 2% |
| Suburb | Clarendon 5157 | Aberfoyle Park 5159 |
| Council area | Onkaparinga | Onkaparinga |
| Remoteness | Inner Regional | Major Cities |
| Website | www.clarendonps.sa.edu.au | www.osls.sa.edu.au |
The verdict
- •Our Saviour Lutheran School Happy Valley Incorporated scores higher on the Success Index (66.6 vs 59.4).
- •Our Saviour Lutheran School Happy Valley Incorporated has the higher ICSEA (1065 vs 1042), indicating a more advantaged community.
- •Our Saviour Lutheran School Happy Valley Incorporated has fewer students per teacher (12.6 vs 15.4).
- •Our Saviour Lutheran School Happy Valley Incorporated is the larger school with 98 students compared with 86.
- •Clarendon Primary School is a government school while Our Saviour Lutheran School Happy Valley Incorporated 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 Clarendon Primary School better than Our Saviour Lutheran School Happy Valley Incorporated?
On the Success Index, Our Saviour Lutheran School Happy Valley Incorporated ranks higher (66.6 vs 59.4 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 Clarendon Primary School and Our Saviour Lutheran School Happy Valley Incorporated?
About 5.1 km in a straight line, between Clarendon and Aberfoyle Park in South Australia.
Which has the better student-to-teacher ratio?
Clarendon Primary School has 15.4 students per full-time-equivalent teacher and Our Saviour Lutheran School Happy Valley Incorporated has 12.6.
How do Clarendon Primary School and Our Saviour Lutheran School Happy Valley Incorporated rank in SA?
Clarendon Primary School is 135th of 348 and Our Saviour Lutheran School Happy Valley Incorporated is 83rd of 348 among primary schools in South Australia on the 2025 Success Index.