Colyton High School vs Sacred Heart Primary School
A head-to-head comparison of two schools in New South Wales, 1.5 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Colyton High School
St Marys · Government high school · 7-12
765 students · ICSEA 922
Sacred Heart Primary School
Mt Druitt South · Catholic primary · K-6
251 students · ICSEA 999
| Measure | Colyton High School St Marys NSW | Sacred Heart Primary School Mt Druitt South NSW |
|---|---|---|
| Success Index | 27 Lower 50% | 50 Top 50% |
| State rank (type) | #462 of 539 | #871 of 1,619 |
| National rank (type) | #1267 of 1,472 | #2665 of 4,908 |
| Sector | Government | Catholic |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 765 | 251 |
| Girls / boys | 383 / 382 | 133 / 118 |
| Foundation intake | – | 34 |
| Year 7 cohort | 141 | – |
| Year 12 cohort | 79 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | -1% | -22% |
| ICSEA Average 1000 | 922 | 999 |
| ICSEA percentile | 16th | 46th |
| Top SEA quarter | 3% | 12% |
| Bottom SEA quarter | 63% | 37% |
| Students per teacher | 12.6 | 11.6 |
| Teaching staff (FTE) | 60.9 | 21.6 |
| Non-teaching staff (FTE) | 13.7 | 5.4 |
| Language background other than English | 42% | 79% |
| Indigenous students | 11% | 1% |
| Suburb | St Marys 2760 | Mt Druitt South 2770 |
| Council area | Penrith | Blacktown |
| Remoteness | Major Cities | Major Cities |
| Website | colyton-h.schools.nsw.gov.au | www.sacredheartmtdruitt.catholic.edu.au |
The verdict
- •Sacred Heart Primary School scores higher on the Success Index (50.3 vs 26.6).
- •Sacred Heart Primary School has the higher ICSEA (999 vs 922), indicating a more advantaged community.
- •Sacred Heart Primary School has fewer students per teacher (11.6 vs 12.6).
- •Colyton High School is the larger school with 765 students compared with 251.
- •Colyton High School has grown faster over five years (-1% vs -22%).
- •Colyton High School is a government school while Sacred Heart 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 Colyton High School better than Sacred Heart Primary School?
On the Success Index, Sacred Heart Primary School ranks higher (50.3 vs 26.6 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 Colyton High School and Sacred Heart Primary School?
About 1.5 km in a straight line, between St Marys and Mt Druitt South in New South Wales.
Which has the better student-to-teacher ratio?
Colyton High School has 12.6 students per full-time-equivalent teacher and Sacred Heart Primary School has 11.6.
How do Colyton High School and Sacred Heart Primary School rank in NSW?
Colyton High School is 462nd of 539 and Sacred Heart Primary School is 871st of 1,619 among secondary schools in New South Wales on the 2025 Success Index.