Blackwell Public School vs St Clair High School
A head-to-head comparison of two schools in New South Wales, 1.4 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Blackwell Public School
St Clair · Government primary · K-6
480 students · ICSEA 980
St Clair High School
St Clair · Government high school · 7-12
718 students · ICSEA 956
| Measure | Blackwell Public School St Clair NSW | St Clair High School St Clair NSW |
|---|---|---|
| Success Index | 32 Lower 50% | 44 Lower 50% |
| State rank (type) | #1283 of 1,619 | #313 of 539 |
| National rank (type) | #3980 of 4,908 | #852 of 1,472 |
| Sector | Government | Government |
| Type | Primary | Secondary |
| Year range | K-6 | 7-12 |
| Students | 480 | 718 |
| Girls / boys | 231 / 249 | 324 / 394 |
| Foundation intake | 55 | – |
| Year 7 cohort | – | 129 |
| Year 12 cohort | – | 69 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -24% | +10% |
| ICSEA Average 1000 | 980 | 956 |
| ICSEA percentile | 38th | 27th |
| Top SEA quarter | 7% | 5% |
| Bottom SEA quarter | 38% | 50% |
| Students per teacher | 16.0 | 11.3 |
| Teaching staff (FTE) | 30.0 | 63.7 |
| Non-teaching staff (FTE) | 6.8 | 18.3 |
| Language background other than English | 31% | 37% |
| Indigenous students | 8% | 9% |
| Suburb | St Clair 2759 | St Clair 2759 |
| Council area | Penrith | Penrith |
| Remoteness | Major Cities | Major Cities |
| Website | blackwell-p.schools.nsw.gov.au | stclair-h.schools.nsw.gov.au |
The verdict
- •St Clair High School scores higher on the Success Index (44.3 vs 32.0).
- •Blackwell Public School has the higher ICSEA (980 vs 956), indicating a more advantaged community.
- •St Clair High School has fewer students per teacher (11.3 vs 16.0).
- •St Clair High School is the larger school with 718 students compared with 480.
- •St Clair High School has grown faster over five years (10% vs -24%).
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 Blackwell Public School better than St Clair High School?
On the Success Index, St Clair High School ranks higher (44.3 vs 32.0 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 Blackwell Public School and St Clair High School?
About 1.4 km in a straight line, between St Clair and St Clair in New South Wales.
Which has the better student-to-teacher ratio?
Blackwell Public School has 16.0 students per full-time-equivalent teacher and St Clair High School has 11.3.
How do Blackwell Public School and St Clair High School rank in NSW?
Blackwell Public School is 1283rd of 1,619 and St Clair High School is 313th of 539 among primary schools in New South Wales on the 2025 Success Index.