Miller High School vs Sadleir Public School
A head-to-head comparison of two schools in New South Wales, 1.3 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Miller High School
Miller · Government high school · 7-12
816 students · ICSEA 878
Sadleir Public School
Sadleir · Government primary · P-6
351 students · ICSEA 883
| Measure | Miller High School Miller NSW | Sadleir Public School Sadleir NSW |
|---|---|---|
| Success Index | 28 Lower 50% | 22 Lower 50% |
| State rank (type) | #454 of 539 | #1541 of 1,619 |
| National rank (type) | #1239 of 1,472 | #4663 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | P-6 |
| Students | 816 | 351 |
| Girls / boys | 387 / 429 | 159 / 192 |
| Foundation intake | – | 48 |
| Year 7 cohort | 145 | – |
| Year 12 cohort | 91 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +14% | +4% |
| ICSEA Average 1000 | 878 | 883 |
| ICSEA percentile | 7th | 8th |
| Top SEA quarter | 2% | 1% |
| Bottom SEA quarter | 74% | 79% |
| Students per teacher | 9.7 | 12.2 |
| Teaching staff (FTE) | 83.8 | 28.7 |
| Non-teaching staff (FTE) | 21.8 | 8.1 |
| Language background other than English | 83% | 82% |
| Indigenous students | 9% | 10% |
| Suburb | Miller 2168 | Sadleir 2168 |
| Council area | Liverpool | Liverpool |
| Remoteness | Major Cities | Major Cities |
| Website | miller-h.schools.nsw.gov.au | sadleir-p.schools.nsw.gov.au |
The verdict
- •Miller High School scores higher on the Success Index (27.8 vs 22.3).
- •Sadleir Public School has the higher ICSEA (883 vs 878), indicating a more advantaged community.
- •Miller High School has fewer students per teacher (9.7 vs 12.2).
- •Miller High School is the larger school with 816 students compared with 351.
- •Miller High School has grown faster over five years (14% vs 4%).
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 Miller High School better than Sadleir Public School?
On the Success Index, Miller High School ranks higher (27.8 vs 22.3 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 Miller High School and Sadleir Public School?
About 1.3 km in a straight line, between Miller and Sadleir in New South Wales.
Which has the better student-to-teacher ratio?
Miller High School has 9.7 students per full-time-equivalent teacher and Sadleir Public School has 12.2.
How do Miller High School and Sadleir Public School rank in NSW?
Miller High School is 454th of 539 and Sadleir Public School is 1541st of 1,619 among secondary schools in New South Wales on the 2025 Success Index.