Immaculate Heart of Mary School vs Star of the Sea School
A head-to-head comparison of two primary schools in South Australia, 8.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Immaculate Heart of Mary School
Brompton · Catholic primary · R-6
153 students · ICSEA 1105
Star of the Sea School
Henley Beach · Catholic primary · R-6
558 students · ICSEA 1108
| Measure | Immaculate Heart of Mary School Brompton SA | Star of the Sea School Henley Beach SA |
|---|---|---|
| Success Index | 76 Top 10% | 75 Top 10% |
| State rank (type) | #17 of 348 | #23 of 348 |
| National rank (type) | #475 of 4,908 | #514 of 4,908 |
| Sector | Catholic | Catholic |
| Type | Primary | Primary |
| Year range | R-6 | R-6 |
| Students | 153 | 558 |
| Girls / boys | 65 / 88 | 280 / 278 |
| Foundation intake | 32 | 81 |
| Year 7 cohort | – | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +13% | +6% |
| ICSEA Average 1000 | 1105 | 1108 |
| ICSEA percentile | 86th | 86th |
| Top SEA quarter | 41% | 43% |
| Bottom SEA quarter | 7% | 6% |
| Students per teacher | 14.1 | 16.2 |
| Teaching staff (FTE) | 10.8 | 34.5 |
| Non-teaching staff (FTE) | 8.3 | 24.4 |
| Language background other than English | 30% | 3% |
| Indigenous students | 3% | 1% |
| Suburb | Brompton 5007 | Henley Beach 5022 |
| Council area | Charles Sturt | Charles Sturt |
| Remoteness | Major Cities | Major Cities |
| Website | www.ihm.catholic.edu.au | www.star.catholic.edu.au |
The verdict
- •Both schools have almost identical Success Index scores (75.8 vs 75.3).
- •Star of the Sea School has the higher ICSEA (1108 vs 1105), indicating a more advantaged community.
- •Immaculate Heart of Mary School has fewer students per teacher (14.1 vs 16.2).
- •Star of the Sea School is the larger school with 558 students compared with 153.
- •Immaculate Heart of Mary School has grown faster over five years (13% vs 6%).
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 Immaculate Heart of Mary School better than Star of the Sea School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Immaculate Heart of Mary School and Star of the Sea School?
About 8.3 km in a straight line, between Brompton and Henley Beach in South Australia.
Which has the better student-to-teacher ratio?
Immaculate Heart of Mary School has 14.1 students per full-time-equivalent teacher and Star of the Sea School has 16.2.
How do Immaculate Heart of Mary School and Star of the Sea School rank in SA?
Immaculate Heart of Mary School is 17th of 348 and Star of the Sea School is 23rd of 348 among primary schools in South Australia on the 2025 Success Index.