Knox Grammar School vs Prouille Catholic Primary School
A head-to-head comparison of two schools in New South Wales, 838 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Knox Grammar School
Wahroonga · Independent combined · K-12
3,345 students · ICSEA 1187
Prouille Catholic Primary School
Wahroonga · Catholic primary · K-6
262 students · ICSEA 1156
| Measure | Knox Grammar School Wahroonga NSW | Prouille Catholic Primary School Wahroonga NSW |
|---|---|---|
| Success Index | 83 Top 5% | 80 Top 5% |
| State rank (type) | #24 of 314 | #50 of 1,619 |
| National rank (type) | #67 of 1,259 | #207 of 4,908 |
| Sector | Independent | Catholic |
| Type | Combined | Primary |
| Year range | K-12 | K-6 |
| Students | 3,345 | 262 |
| Girls / boys | 73 / 3,272 | 119 / 143 |
| Foundation intake | 119 | 45 |
| Year 7 cohort | 380 | – |
| Year 12 cohort | 376 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +8% | +34% |
| ICSEA Average 1000 | 1187 | 1156 |
| ICSEA percentile | 99th | 96th |
| Top SEA quarter | 77% | 64% |
| Bottom SEA quarter | 1% | 0% |
| Students per teacher | 11.5 | 15.5 |
| Teaching staff (FTE) | 291.6 | 16.9 |
| Non-teaching staff (FTE) | 262.6 | 4.6 |
| Language background other than English | 53% | 37% |
| Indigenous students | 1% | 0% |
| Suburb | Wahroonga 2076 | Wahroonga 2076 |
| Council area | Ku-ring-gai | Ku-ring-gai |
| Remoteness | Major Cities | Major Cities |
| Website | www.knox.nsw.edu.au/ | www.prouilledbb.catholic.edu.au |
The verdict
- •Knox Grammar School scores higher on the Success Index (82.8 vs 79.7).
- •Knox Grammar School has the higher ICSEA (1187 vs 1156), indicating a more advantaged community.
- •Knox Grammar School has fewer students per teacher (11.5 vs 15.5).
- •Knox Grammar School is the larger school with 3,345 students compared with 262.
- •Prouille Catholic Primary School has grown faster over five years (34% vs 8%).
- •Knox Grammar School is a independent school while Prouille Catholic Primary School is a catholic school, so fees and enrolment rules differ.
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 Knox Grammar School better than Prouille Catholic Primary School?
On the Success Index, Knox Grammar School ranks higher (82.8 vs 79.7 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 Knox Grammar School and Prouille Catholic Primary School?
About 838 m in a straight line, between Wahroonga and Wahroonga in New South Wales.
Which has the better student-to-teacher ratio?
Knox Grammar School has 11.5 students per full-time-equivalent teacher and Prouille Catholic Primary School has 15.5.
How do Knox Grammar School and Prouille Catholic Primary School rank in NSW?
Knox Grammar School is 24th of 314 and Prouille Catholic Primary School is 50th of 1,619 among combined schools in New South Wales on the 2025 Success Index.