Prince Alfred College vs St John's Grammar School
A head-to-head comparison of two combined schools in South Australia, 8.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Prince Alfred College
Kent Town · Independent combined · R-12
1,127 students · ICSEA 1143
St John's Grammar School
Belair · Independent combined · R-12
1,009 students · ICSEA 1141
| Measure | Prince Alfred College Kent Town SA | St John's Grammar School Belair SA |
|---|---|---|
| Success Index | 78 Top 10% | 79 Top 10% |
| State rank (type) | #9 of 145 | #7 of 145 |
| National rank (type) | #136 of 1,259 | #128 of 1,259 |
| Sector | Independent | Independent |
| Type | Combined | Combined |
| Year range | R-12 | R-12 |
| Students | 1,127 | 1,009 |
| Girls / boys | 0 / 1,127 | 474 / 535 |
| Foundation intake | 25 | 48 |
| Year 7 cohort | 104 | 122 |
| Year 12 cohort | 168 | 93 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +1% | +30% |
| ICSEA Average 1000 | 1143 | 1141 |
| ICSEA percentile | 94th | 94th |
| Top SEA quarter | 58% | 56% |
| Bottom SEA quarter | 3% | 3% |
| Students per teacher | 8.5 | 12.3 |
| Teaching staff (FTE) | 132.4 | 81.8 |
| Non-teaching staff (FTE) | 96.9 | 41.0 |
| Language background other than English | 29% | 10% |
| Indigenous students | 1% | 0% |
| Suburb | Kent Town 5067 | Belair 5052 |
| Council area | Norwood Payneham and St Peters | Mitcham |
| Remoteness | Major Cities | Major Cities |
| Website | www.pac.edu.au | www.stjohns.sa.edu.au |
The verdict
- •Both schools have almost identical Success Index scores (78.0 vs 78.7).
- •Prince Alfred College has the higher ICSEA (1143 vs 1141), indicating a more advantaged community.
- •Prince Alfred College has fewer students per teacher (8.5 vs 12.3).
- •Prince Alfred College is the larger school with 1,127 students compared with 1,009.
- •St John's Grammar School has grown faster over five years (30% vs 1%).
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 Prince Alfred College better than St John's Grammar 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 Prince Alfred College and St John's Grammar School?
About 8.4 km in a straight line, between Kent Town and Belair in South Australia.
Which has the better student-to-teacher ratio?
Prince Alfred College has 8.5 students per full-time-equivalent teacher and St John's Grammar School has 12.3.
How do Prince Alfred College and St John's Grammar School rank in SA?
Prince Alfred College is 9th of 145 and St John's Grammar School is 7th of 145 among combined schools in South Australia on the 2025 Success Index.