Our Lady Star of the Sea School vs St Brigid's School
A head-to-head comparison of two primary schools in Victoria, 56 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Our Lady Star of the Sea School
Ocean Grove · Catholic primary · Prep-6
593 students · ICSEA 1092
St Brigid's School
Mordialloc · Catholic primary · Prep-6
169 students · ICSEA 1091
| Measure | Our Lady Star of the Sea School Ocean Grove VIC | St Brigid's School Mordialloc VIC |
|---|---|---|
| Success Index | 72 Top 25% | 71 Top 25% |
| State rank (type) | #346 of 1,290 | #375 of 1,290 |
| National rank (type) | #803 of 4,908 | #905 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Primary | Primary |
| Year range | Prep-6 | Prep-6 |
| Students | 593 | 169 |
| Girls / boys | 293 / 300 | 78 / 91 |
| Foundation intake | 66 | 20 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +9% | -31% |
| ICSEA Average 1000 | 1092 | 1091 |
| ICSEA percentile | 82th | 82th |
| Top SEA quarter | 34% | 33% |
| Bottom SEA quarter | 6% | 7% |
| Students per teacher | 14.8 | 11.7 |
| Teaching staff (FTE) | 40.2 | 14.4 |
| Non-teaching staff (FTE) | 19.4 | 4.6 |
| Language background other than English | 1% | 21% |
| Indigenous students | 3% | 2% |
| Suburb | Ocean Grove 3226 | Mordialloc 3195 |
| Council area | Greater Geelong | Kingston (Vic.) |
| Remoteness | Inner Regional | Major Cities |
| Website | www.staroceangrove.catholic.edu.au | www.sbmord.catholic.edu.au |
The verdict
- •Our Lady Star of the Sea School scores higher on the Success Index (72.3 vs 71.2).
- •Our Lady Star of the Sea School has the higher ICSEA (1092 vs 1091), indicating a more advantaged community.
- •St Brigid's School has fewer students per teacher (11.7 vs 14.8).
- •Our Lady Star of the Sea School is the larger school with 593 students compared with 169.
- •Our Lady Star of the Sea School has grown faster over five years (9% vs -31%).
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 Star of the Sea School better than St Brigid's School?
On the Success Index, Our Lady Star of the Sea School ranks higher (72.3 vs 71.2 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 Star of the Sea School and St Brigid's School?
About 56 km in a straight line, between Ocean Grove and Mordialloc in Victoria.
Which has the better student-to-teacher ratio?
Our Lady Star of the Sea School has 14.8 students per full-time-equivalent teacher and St Brigid's School has 11.7.
How do Our Lady Star of the Sea School and St Brigid's School rank in VIC?
Our Lady Star of the Sea School is 346th of 1,290 and St Brigid's School is 375th of 1,290 among primary schools in Victoria on the 2025 Success Index.