Suburb
Mount Gambier postcode, South Australia
Mount Gambier is a suburb in South Australia with a population of 25,591. It is in postcode 5290. Households earn a median of $1,197/wk, 18% below the state median.
Mount Gambier at a glance:
- 25,591
- Residents
- 1
- Postcode
- $1,197/wk
- Median household income
- 41
- Median age
- $220/wk
- Median rent
- 11,690
- Private dwellings
Colored shapes are ABS postal areas, a statistical approximation of each postcode and not the official delivery boundary; the dashed line is the suburb's outline. Select a postcode for details.
Mount Gambier compared with South Australia
Postcodes in Mount Gambier
Population, income and age are for each postal area as a whole, which can include other suburbs. Select a postcode for details.
| Postcode | Also covers | Population | Median household income | Median age | Addresses in Mount Gambier |
|---|---|---|---|---|---|
| Only this suburb | 25,591 | $1,197/wk | 41 | 16,407 |
How Mount Gambier ranks
Compared with the 8 South Australia suburbs and the 319 suburbs we cover across Australia.
- Population: 25,591 — 1st of 8 in South Australia, 74th of 319 nationally.
- Median household income: $1,197/wk — 7th of 8 in South Australia, 306th of 319 nationally.
- Median age: 41 — 2nd of 8 in South Australia, 53rd of 319 nationally.
- Median rent: $220/wk — 8th of 8 in South Australia, 318th of 319 nationally.
- Share of households renting: 32.5% — 4th of 8 in South Australia, 153rd of 319 nationally.
Age
Residents by age group, 2021 Census.
- 0-41,405
- 5-143,168
- 15-191,598
- 20-241,405
- 25-343,192
- 35-442,869
- 45-543,113
- 55-643,243
- 65-742,949
- 75-841,847
- 85+799
Housing and people
- Houses
- 76.8%
- Townhouses
- 14.1%
- Apartments
- 8.9%
- Owned outright
- 30.5%
- Owned with a mortgage
- 32.2%
- Rented
- 32.5%
- Median mortgage repayment
- $1,083/mo
- Average household size
- 2.2
- Born overseas
- 12.2%
- Other language at home
- 7.3%
- Aboriginal and/or Torres Strait Islander
- 2.8%
Compared with similar South Australia suburbs
| Suburb | Population | Median household income | Median rent | Median age | Postcodes |
|---|---|---|---|---|---|
| Mount Gambier | 25,591 | $1,197/wk | $220/wk | 41 | 5290 |
| Morphett Vale → | 24,002 | $1,199/wk | $295/wk | 40 | 5162 |
| Parafield Gardens → | 18,467 | $1,384/wk | $300/wk | 36 | 5107 |
| Mount Barker → | 18,330 | $1,624/wk | $350/wk | 36 | 5251 |
| Adelaide → | 18,202 | $1,365/wk | $400/wk | 31 | 5000 |
| Paralowie → | 17,504 | $1,479/wk | $305/wk | 35 | 5108 |
Frequently asked questions about the postcode of Mount Gambier
What is the postcode of Mount Gambier, SA?+
Mount Gambier is in postcode 5290.
Does Mount Gambier share its postcode with other suburbs?+
No: postcode 5290 covers only Mount Gambier according to the address data we use.
What is the median household income in Mount Gambier?+
$1,197/wk, which is 18% below the South Australia median (2021 Census).
How big is Mount Gambier compared with other South Australia suburbs?+
Mount Gambier is the 1st largest of the 8 South Australia suburbs we cover, with 25,591 residents.
Suburb figures are from the ABS 2021 Census (small counts are randomly adjusted by the ABS); postcode figures are for ABS postal areas, an approximation of each postcode. Postcodes come from the Geocoded National Address File (G-NAF). A postcode is a delivery area, not an official suburb boundary.