Centralian Middle School vs Gillen Primary School
A head-to-head comparison of two schools in Northern Territory, 329 m apart, using official ACARA 2025 data. Best value in each row is highlighted.
Centralian Middle School
Alice Springs · Government high school · 7-9
338 students · ICSEA 816
Gillen Primary School
Gillen · Government primary · T-6
230 students · ICSEA 807
| Measure | Centralian Middle School Alice Springs NT | Gillen Primary School Gillen NT |
|---|---|---|
| Success Index | 26 Lower 50% | 25 Lower 50% |
| State rank (type) | #13 of 23 | #41 of 52 |
| National rank (type) | #1285 of 1,472 | #4506 of 4,908 |
| Sector | Government | Government |
| Type | Secondary | Primary |
| Year range | 7-9 | T-6 |
| Students | 338 | 230 |
| Girls / boys | 170 / 168 | 113 / 117 |
| Foundation intake | – | 40 |
| Year 7 cohort | 118 | – |
| Year 12 cohort | – | – |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +5% | +15% |
| ICSEA Average 1000 | 816 | 807 |
| ICSEA percentile | 3th | 3th |
| Top SEA quarter | 4% | 8% |
| Bottom SEA quarter | 60% | 65% |
| Students per teacher | 9.0 | 13.2 |
| Teaching staff (FTE) | 37.7 | 17.4 |
| Non-teaching staff (FTE) | 35.2 | 18.6 |
| Language background other than English | 47% | 64% |
| Indigenous students | 59% | 63% |
| Suburb | Alice Springs 0870 | Gillen 0870 |
| Council area | Alice Springs | Alice Springs |
| Remoteness | Remote | Remote |
| Website | www.cms.nt.edu.au/ | www.gillenprimary.nt.edu.au |
The verdict
- •Both schools have almost identical Success Index scores (25.7 vs 24.9).
- •Centralian Middle School has the higher ICSEA (816 vs 807), indicating a more advantaged community.
- •Centralian Middle School has fewer students per teacher (9.0 vs 13.2).
- •Centralian Middle School is the larger school with 338 students compared with 230.
- •Gillen Primary School has grown faster over five years (15% vs 5%).
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 Centralian Middle School better than Gillen Primary School?
The two schools are very close on the Success Index. Differences in sector, size, year range and distance from home will matter more than the score.
How far apart are Centralian Middle School and Gillen Primary School?
About 329 m in a straight line, between Alice Springs and Gillen in Northern Territory.
Which has the better student-to-teacher ratio?
Centralian Middle School has 9.0 students per full-time-equivalent teacher and Gillen Primary School has 13.2.
How do Centralian Middle School and Gillen Primary School rank in NT?
Centralian Middle School is 13th of 23 and Gillen Primary School is 41st of 52 among secondary schools in Northern Territory on the 2025 Success Index.