Postcode 5290
Mount Gambier · SA
Whole postcode 16,765 addresses · 25,649 people
Share of the postcode's people (Census 2021) in each area.
| Federal electorate (2025) | Barker |
|---|---|
| State/territory electorate (2025) | Mount Gambier |
| Local government area (2025) | Mount Gambier Grant |
| Statistical Area 2 (2026) | Mount Gambier - East Mount Gambier - West Grant |
| Statistical Area 3 (2026) | Limestone Coast |
| Statistical Area 4 (2026) | South Australia - South East |
| Greater capital city area (2026) | Rest of SA |
| Remoteness area (2021) | Outer Regional Australia |
| ABS postal area (2021) | 5290 5291 |
Suburbs and localities
Mount Gambier 16,765 addresses · 25,649 people
Coordinates: -37.82459, 140.78222
| Federal electorate (2025) | Barker |
|---|---|
| State/territory electorate (2025) | Mount Gambier |
| Local government area (2025) | Mount Gambier Grant |
| Statistical Area 2 (2026) | Mount Gambier - West Mount Gambier - East Grant |
| Statistical Area 3 (2026) | Limestone Coast |
| Statistical Area 4 (2026) | South Australia - South East |
| Greater capital city area (2026) | Rest of SA |
| Remoteness area (2021) | Outer Regional Australia |
| ABS suburb/locality (2021) | Mount Gambier Ob Flat Compton Suttontown Wandilo |
| ABS postal area (2021) | 5290 5291 |
Areas are assigned from the location of every address in the postcode, so a postcode that straddles a boundary shows each area with its share. People and dwellings are Census 2021 counts, apportioned to addresses within each mesh block; "—" means an area with no residents. About the data.