Karratha Senior High School vs Millars Well Primary School
A head-to-head comparison of two schools in Western Australia, 920 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Karratha Senior High School
Karratha · Government high school · 7-12
1,253 students · ICSEA 918
Millars Well Primary School
Karratha · Government primary · K-6
301 students · ICSEA 925
| Measure | Karratha Senior High School Karratha WA | Millars Well Primary School Karratha WA |
|---|---|---|
| Success Index | 23 Lower 50% | 27 Lower 50% |
| State rank (type) | #129 of 140 | #493 of 583 |
| National rank (type) | #1348 of 1,472 | #4391 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-12 | K-6 |
| Students | 1,253 | 301 |
| Girls / boys | 557 / 696 | 157 / 144 |
| Foundation intake | – | 39 |
| Year 7 cohort | 223 | – |
| Year 12 cohort | 174 | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +4% | -1% |
| ICSEA Average 1000 | 918 | 925 |
| ICSEA percentile | 14th | 17th |
| Top SEA quarter | 6% | 5% |
| Bottom SEA quarter | 42% | 44% |
| Students per teacher | 12.6 | 13.0 |
| Teaching staff (FTE) | 99.1 | 21.9 |
| Non-teaching staff (FTE) | 49.3 | 11.7 |
| Language background other than English | 24% | 34% |
| Indigenous students | 30% | 21% |
| Suburb | Karratha 6714 | Karratha 6714 |
| Council area | Karratha | Karratha |
| Remoteness | Remote | Remote |
| Website | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=4056 | www.det.wa.edu.au/schoolsonline/overview.do?schoolID=5656 |
The verdict
- •Millars Well Primary School scores higher on the Success Index (26.5 vs 23.3).
- •Millars Well Primary School has the higher ICSEA (925 vs 918), indicating a more advantaged community.
- •Karratha Senior High School is the larger school with 1,253 students compared with 301.
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 Karratha Senior High School better than Millars Well Primary School?
On the Success Index, Millars Well Primary School ranks higher (26.5 vs 23.3 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 Karratha Senior High School and Millars Well Primary School?
About 920 m in a straight line, between Karratha and Karratha in Western Australia.
Which has the better student-to-teacher ratio?
Karratha Senior High School has 12.6 students per full-time-equivalent teacher and Millars Well Primary School has 13.0.
How do Karratha Senior High School and Millars Well Primary School rank in WA?
Karratha Senior High School is 129th of 140 and Millars Well Primary School is 493rd of 583 among secondary schools in Western Australia on the 2025 Success Index.