Lake Gairdner at a glance
Walk score
0
Very car dependent
Population
35
Median age 47
The brief
What to know about Lake Gairdner.
The postcode for Lake Gairdner is 5717 (SA).
Lake Gairdner (5717) sits in the Kimba region of South Australia.
Lake Gairdner has roughly 35 residents, with an established, older skew. Households are dominated by renters. 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.
Lake Gairdner 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 Lake Gairdner's population at 35, with a median age of 47. That sits as an established, older skew.
Population
35
Median age
47
Family households
–
Lone person
–
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)
$75/wk
Weekly rent (unit)
$64/wk
Owner occupied
–
Renter occupied
–
At a deeper level
35
Median age: 47
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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 Lake Gairdner.
Frequently asked
About Lake Gairdner.
- What is the Lake Gairdner postcode?
- Lake Gairdner is in the 5717 postcode, in SA, in the Kimba region.
- Where is Lake Gairdner?
- Lake Gairdner is a regional suburb in SA, postcode 5717, in the Kimba region.
- What is the average rent in Lake Gairdner?
- The median weekly rent for houses is $75, for units it's $64.
- How walkable is Lake Gairdner?
- Lake Gairdner has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Lake Gairdner?
- Lake Gairdner is close to Moonaree, Mahanewo, Kokatha, Island Lagoon.
- What is the population of Lake Gairdner?
- The population of Lake Gairdner is approximately 35 (2021 Census). The median age is 47.
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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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