Mount Barker, SA 5251
District Council of Mount BarkerAll suburbs in postcode 5251
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 Barker
- Weekly rent (house)
- $620/wk
- Weekly rent (unit)
- $500/wk
Rental data as of June 2026· SA rental bond data
Free appraisal in Mount Barker
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What to know about Mount Barker
Mount Barker (5251) sits in the Mount Barker region of South Australia.
Mount Barker has roughly 18,330 residents, with a typical family-age mix. Households are mostly owner-occupied. Daily life is car-dependent: most residents drive to work, school and the shops.
What it’s like to live here
Mount Barker scores 6/100 on walkability, which makes it car-dependent with limited public transport. Plan for two cars in a typical household, especially if work isn't local.
Summer days here average around 27°C (warm), winter mornings around 6°C (cool). Annual rainfall lands at about 726 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 6 government primary, 1 government secondary, 1 Catholic, 4 independent.
Schools in Mount Barker
Schools serving Mount Barker: government first, then Catholic and independent.
Government schools
© ACARA, licensed under CC BY 4.0.
Location
Walkability
- Walk
- 6/100
- Transit
- 0/100
- Bike
- 100/100
Very car dependent. Scores out of 100, calculated from OpenStreetMap data (ODbL).
Walkability data as of May 2026· OpenStreetMap
Demographics
The 2021 Census put Mount Barker's population at 18,330, with a median age of 36. That sits as a typical family-age mix. Households are mostly owner-occupied (66% own, 29% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (72% family households, 25% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
- Population
- 18,330
- Median age
- 36
- Family households
- 72%
- Lone person
- 25%
- Owner occupied
- 66%
- Renter occupied
- 29%
Demographics data as of May 2026· ABS 2021 Census
Crime and safety
706 offences recorded in 2025-26
Top offence categories
Source: State Police Open Data
Crime data as of June 2026
Weather year-round
- Annual rainfall
- 726 mm
- Hottest month, avg max
- 27.4°C
- Coldest month, avg min
- 5.6°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 Barker
- What is the Mount Barker postcode?
- Mount Barker is in the 5251 postcode, in SA, in the District Council of Mount Barker region.
- Where is Mount Barker?
- Mount Barker is a suburb in the District Council of Mount Barker area, SA 5251.
- What is the average rent in Mount Barker?
- The median weekly rent for houses is $620, for units it's $500.
- What schools are in Mount Barker?
- There are 12 schools serving Mount Barker on this page, including Mount Barker South Primary School, Mount Barker High School, St Mark's Lutheran School.
- How walkable is Mount Barker?
- Mount Barker has a Walk Score of 6 out of 100, highly car-dependent. transit score 0, bike score 100.
- What suburbs are near Mount Barker?
- Mount Barker is close to Blakiston, Totness, Littlehampton, Mount Barker Springs, Bugle Ranges.
- What is the population of Mount Barker?
- The population of Mount Barker is approximately 18,330 (2021 Census). The median age is 36.
Selling in Mount Barker? Get the free selling guide
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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.