City of Mount Gambier
Mount Gambier
Mount Gambier at a glance
Walk score
100
Walker's paradise
Population
25.6k
Median age 41
The brief
What to know about Mount Gambier.
Mount Gambier (5290) sits in the Mount Gambier region of South Australia.
Mount Gambier has roughly 25,591 residents, with a typical family-age mix. Households are mostly owner-occupied. Day-to-day life here is very walkable, with most errands manageable on foot.
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Day to day
What it’s like to live here.
Mount Gambier scores 100/100 on walkability, which makes it very walkable with limited public transport. Coffee, groceries and a meal out are mostly walking-distance, which keeps a household viable on one car.
Schooling within or near the suburb covers 10 government primary, 2 government secondary, 1 Catholic, 1 independent.
Who lives here
Demographics.
The 2021 Census put Mount Gambier's population at 25,591, with a median age of 41. That sits as a typical family-age mix. Households are mostly owner-occupied (63% own, 33% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (63% family households, 35% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
25,591
Median age
41
Family households
63%
Lone person
35%
Demographics data as of May 2026· ABS 2021 Census
Market
The price of a home here.
Median house price
Verified median pending
We don't yet have a verified suburb-level median for this market. We're working on a data partner; in the meantime, treat the state-level figures as a guide only. How we source data.
Rental and ownership
Weekly rent (house)
$220/wk
Weekly rent (unit)
$220/wk
Owner occupied
63%
Renter occupied
33%
At a deeper level
25,591
Median age: 41
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Getting around
Walkability.
100
0
45
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Education
Schools in Mount Gambier.
Local schools for Mount Gambier
View the catchment for each school to find out more.
Government School Catchment
Gordon Education Centre
Mount Gambier High School
Reidy Park Primary School
© ACARA, licensed under CC BY 4.0.
Frequently asked
About Mount Gambier.
- What is the Mount Gambier postcode?
- Mount Gambier is in the 5290 postcode, in SA, in the City of Mount Gambier region.
- What is the average rent in Mount Gambier?
- The median weekly rent for houses is $220, for units it's $220.
- What schools are in Mount Gambier?
- There are 15 schools serving Mount Gambier on this page, including Gordon Education Centre, Mount Gambier High School, Reidy Park Primary School.
- How walkable is Mount Gambier?
- Mount Gambier has a Walk Score of 100 out of 100, very walkable. transit score 0, bike score 45.
- What suburbs are near Mount Gambier?
- Mount Gambier is close to Mount Gambier Dc, Mount Gambier, Mount Gambier East, Mount Gambier West, Suttontown.
- What is the population of Mount Gambier?
- Mount Gambier has approximately 25,591 residents. The median age is 41.
For Sale
Mount Gambier
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Side by side
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Sources cited
Median, growth and rental data from state revenue offices and ABS. Census from ABS 2021. Climate from BoM. Hazard from Geoscience Australia. School data from ACARA. Crime from state police open data. Full methodology →
Always dated
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