Concordia College vs Saint Spyridon College
A head-to-head comparison of two schools in South Australia, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Concordia College
Highgate · Independent combined · R-12
1,312 students · ICSEA 1140
Saint Spyridon College
Unley · Independent primary · R-6
39 students · ICSEA 1081
| Measure | Concordia College Highgate SA | Saint Spyridon College Unley SA |
|---|---|---|
| Success Index | 74 Top 25% | 68 Top 25% |
| State rank (type) | #14 of 145 | – |
| National rank (type) | #195 of 1,259 | – |
| Sector | Independent | Independent |
| Type | Combined | Primary |
| Year range | R-12 | R-6 |
| Students | 1,312 | 39 |
| Girls / boys | 646 / 666 | 26 / 13 |
| Foundation intake | 49 | 4 |
| Year 7 cohort | 151 | – |
| Year 12 cohort | 142 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +6% | -29% |
| ICSEA Average 1000 | 1140 | 1081 |
| ICSEA percentile | 93th | 79th |
| Top SEA quarter | 56% | 30% |
| Bottom SEA quarter | 2% | 8% |
| Students per teacher | 12.2 | 7.8 |
| Teaching staff (FTE) | 107.2 | 5.0 |
| Non-teaching staff (FTE) | 56.9 | 3.8 |
| Language background other than English | 17% | 57% |
| Indigenous students | 1% | 0% |
| Suburb | Highgate 5063 | Unley 5061 |
| Council area | Unley | Unley |
| Remoteness | Major Cities | Major Cities |
| Website | www.concordia.sa.edu.au | www.saintspyridon.sa.edu.au |
The verdict
- •Concordia College scores higher on the Success Index (73.9 vs 68.3).
- •Concordia College has the higher ICSEA (1140 vs 1081), indicating a more advantaged community.
- •Saint Spyridon College has fewer students per teacher (7.8 vs 12.2).
- •Concordia College is the larger school with 1,312 students compared with 39.
- •Concordia College has grown faster over five years (6% vs -29%).
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 Concordia College better than Saint Spyridon College?
On the Success Index, Concordia College ranks higher (73.9 vs 68.3 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 Concordia College and Saint Spyridon College?
About 1.4 km in a straight line, between Highgate and Unley in South Australia.
Which has the better student-to-teacher ratio?
Concordia College has 12.2 students per full-time-equivalent teacher and Saint Spyridon College has 7.8.
How do Concordia College and Saint Spyridon College rank in SA?
Concordia College is 14th of 145 and Saint Spyridon College is unranked among combined schools in South Australia on the 2025 Success Index.