Mount Gambier, SA 5290
City of Mount GambierAll suburbs in postcode 5290
Updated
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.
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Rent in Mount Gambier
Rental data as of October 2026
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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.
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.
Summer days here average around 25°C (mild), winter mornings around 6°C (cool). Annual rainfall lands at about 737 mm. Figures are our 1991 to 2020 averages of SILO data for this location (Queensland Government, built from Bureau of Meteorology observations).
Schooling within or near the suburb covers 10 government primary, 2 government secondary, 1 Catholic, 1 independent.
Schools in Mount Gambier
Location
Walkability
- Walk
- 100/100
- Transit
- 0/100
- Bike
- 45/100
Walker's paradise. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
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%
- Owner occupied
- 63%
- Renter occupied
- 33%
Demographics data as of May 2026· ABS 2021 Census
Weather year-round
- Annual rainfall
- 737 mm
- Hottest month, avg max
- 25.1°C
- Coldest month, avg min
- 6.0°C
Rainfall by month
Our 1991 to 2020 averages of SILO data (Queensland Government, built from Bureau of Meteorology observations, CC BY 4.0) for this location.
Climate data as of October 2026· SILO (Queensland Government), from Bureau of Meteorology observations
Questions 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.
- Where is Mount Gambier?
- Mount Gambier is a suburb in the City of Mount Gambier area, SA 5290.
- 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, Mount Gambier East, Mount Gambier West, Suttontown, Moorak.
- What is the population of Mount Gambier?
- The population of Mount Gambier is approximately 25,591 (2021 Census). The median age is 41.
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Sources. House and unit medians from the NSW Valuer General, Land Victoria, the SA Government and the ABS; rents from the state rental bond authorities. Census from the ABS (2021), climate from the Bureau of Meteorology, hazard from Geoscience Australia, schools from ACARA and crime from state police open data. Each figure carries its source and date. How we source data
How we’re paid. The guides and this page are free. When a seller asks, we introduce one local agent, and the agent pays us a flat fee for the introduction, never a share of their commission; it costs the seller nothing. If a figure looks wrong, tell us and we’ll fix it.