Our Lady of Grace School vs St Mary's Memorial School
A head-to-head comparison of two primary schools in South Australia, 1.7 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Our Lady of Grace School
Glengowrie · Catholic primary · R-6
225 students · ICSEA 1075
St Mary's Memorial School
Glenelg · Catholic primary · R-6
405 students · ICSEA 1113
| Measure | Our Lady of Grace School Glengowrie SA | St Mary's Memorial School Glenelg SA |
|---|---|---|
| Success Index | 66 Top 25% | 75 Top 10% |
| State rank (type) | #85 of 348 | #22 of 348 |
| National rank (type) | #1361 of 4,908 | #513 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Primary | Primary |
| Year range | R-6 | R-6 |
| Students | 225 | 405 |
| Girls / boys | 125 / 100 | 221 / 184 |
| Foundation intake | 42 | 48 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +17% | +7% |
| ICSEA Average 1000 | 1075 | 1113 |
| ICSEA percentile | 77th | 87th |
| Top SEA quarter | 30% | 43% |
| Bottom SEA quarter | 8% | 4% |
| Students per teacher | 15.6 | 16.2 |
| Teaching staff (FTE) | 14.4 | 25.0 |
| Non-teaching staff (FTE) | 13.0 | 14.7 |
| Language background other than English | 15% | 10% |
| Indigenous students | 4% | 0% |
| Suburb | Glengowrie 5044 | Glenelg 5045 |
| Council area | Marion | Holdfast Bay |
| Remoteness | Major Cities | Major Cities |
| Website | olog.catholic.edu.au | www.stmarmem.catholic.edu.au |
The verdict
- •St Mary's Memorial School scores higher on the Success Index (75.3 vs 66.2).
- •St Mary's Memorial School has the higher ICSEA (1113 vs 1075), indicating a more advantaged community.
- •Our Lady of Grace School has fewer students per teacher (15.6 vs 16.2).
- •St Mary's Memorial School is the larger school with 405 students compared with 225.
- •Our Lady of Grace School has grown faster over five years (17% vs 7%).
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 Grace School better than St Mary's Memorial School?
On the Success Index, St Mary's Memorial School ranks higher (75.3 vs 66.2 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 Our Lady of Grace School and St Mary's Memorial School?
About 1.7 km in a straight line, between Glengowrie and Glenelg in South Australia.
Which has the better student-to-teacher ratio?
Our Lady of Grace School has 15.6 students per full-time-equivalent teacher and St Mary's Memorial School has 16.2.
How do Our Lady of Grace School and St Mary's Memorial School rank in SA?
Our Lady of Grace School is 85th of 348 and St Mary's Memorial School is 22nd of 348 among primary schools in South Australia on the 2025 Success Index.