Mount Gambier High School vs Riverton and District High School
A head-to-head comparison of two secondary schools in South Australia, 447 km apart, using official ACARA 2025 data. Best value in each row is highlighted.
Mount Gambier High School
Mount Gambier · Government high school · U, 7-12
778 students · ICSEA 946
Riverton and District High School
Riverton · Government high school · 7-12
184 students · ICSEA 943
| Measure | Mount Gambier High School Mount Gambier SA | Riverton and District High School Riverton SA |
|---|---|---|
| Success Index | 26 Lower 50% | 35 Lower 50% |
| State rank (type) | #72 of 84 | #60 of 84 |
| National rank (type) | #1293 of 1,472 | #1076 of 1,472 |
| Sector | Government | Government |
| Type | Secondary | Secondary |
| Year range | U, 7-12 | 7-12 |
| Students | 778 | 184 |
| Girls / boys | 390 / 388 | 82 / 102 |
| Foundation intake | – | – |
| Year 7 cohort | 142 | 36 |
| Year 12 cohort | 119 | 25 |
| VCE median study score VCAA, latest year | – | – |
| VCE study scores 40+ | – | – |
| 5-year enrolment growth | +6% | +35% |
| ICSEA Average 1000 | 946 | 943 |
| ICSEA percentile | 23th | 22th |
| Top SEA quarter | 4% | 5% |
| Bottom SEA quarter | 54% | 53% |
| Students per teacher | 13.9 | 10.8 |
| Teaching staff (FTE) | 55.9 | 17.0 |
| Non-teaching staff (FTE) | 34.1 | 10.8 |
| Language background other than English | 10% | 4% |
| Indigenous students | 7% | 10% |
| Suburb | Mount Gambier 5290 | Riverton 5412 |
| Council area | Mount Gambier | Clare and Gilbert Valleys |
| Remoteness | Outer Regional | Inner Regional |
| Website | www.mghs.sa.edu.au | www.rdhs.sa.edu.au |
The verdict
- •Riverton and District High School scores higher on the Success Index (34.5 vs 25.6).
- •Mount Gambier High School has the higher ICSEA (946 vs 943), indicating a more advantaged community.
- •Riverton and District High School has fewer students per teacher (10.8 vs 13.9).
- •Mount Gambier High School is the larger school with 778 students compared with 184.
- •Riverton and District High School has grown faster over five years (35% vs 6%).
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 Mount Gambier High School better than Riverton and District High School?
On the Success Index, Riverton and District High School ranks higher (34.5 vs 25.6 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 Mount Gambier High School and Riverton and District High School?
About 447 km in a straight line, between Mount Gambier and Riverton in South Australia.
Which has the better student-to-teacher ratio?
Mount Gambier High School has 13.9 students per full-time-equivalent teacher and Riverton and District High School has 10.8.
How do Mount Gambier High School and Riverton and District High School rank in SA?
Mount Gambier High School is 72nd of 84 and Riverton and District High School is 60th of 84 among secondary schools in South Australia on the 2025 Success Index.