Kangaroo Island
Middle River
Middle River at a glance
Walk score
0
Very car dependent
Population
23
Median age 45
The brief
What to know about Middle River.
Middle River (5223) sits in the Kangaroo Island region of South Australia.
Middle River has roughly 23 residents, with an established, older skew. Households are renter-heavy. Daily life is car-dependent: most residents drive to work, school and the shops.
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Day to day
What it’s like to live here.
Middle River scores 0/100 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.
Who lives here
Demographics.
The 2021 Census put Middle River's population at 23, with a median age of 45. That sits as an established, older skew. Households are renter-heavy (42% own, 42% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (67% family households, 25% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
23
Median age
45
Family households
67%
Lone person
25%
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)
$211/wk
Weekly rent (unit)
$210/wk
Owner occupied
42%
Renter occupied
42%
At a deeper level
23
Median age: 45
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Getting around
Walkability.
0
0
0
Scores calculated from OpenStreetMap data (ODbL)
Walkability data as of May 2026· OpenStreetMap
Place
Location.
Amenities
Transport
Nearby suburbs
Education
Schools in Middle River.
Frequently asked
About Middle River.
- What is the Middle River postcode?
- Middle River is in the 5223 postcode, in SA, in the Kangaroo Island region.
- What is the average rent in Middle River?
- The median weekly rent for houses is $211, for units it's $210.
- How walkable is Middle River?
- Middle River has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Middle River?
- Middle River is close to Stokes Bay, Duncan, Cassini, Western River, Parndana.
- What is the population of Middle River?
- Middle River has approximately 23 residents. The median age is 45.
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Middle River
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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 →
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