Ironstone at a glance
Walk score
0
Very car dependent
Population
20
Median age 55
The brief
What to know about Ironstone.
The postcode for Ironstone is 5222 (SA).
Ironstone (5222) sits in the Kangaroo Island region of South Australia.
Ironstone has roughly 20 residents, with a retiree-heavy demographic. 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.
Ironstone 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.
Schooling within or near the suburb covers 1 government primary.
Who lives here
Demographics.
The 2021 Census put Ironstone's population at 20, with a median age of 55. That sits as a retiree-heavy demographic. Households are renter-heavy (33% own, 0% rent), which shapes everything from school catchment stability to how often properties turn over. The household mix skews family-dominated (67% family households, 33% lone person), so amenity decisions tend to follow what families want: parks, schools, supermarkets.
Population
20
Median age
55
Family households
67%
Lone person
33%
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)
$250/wk
Owner occupied
33%
Renter occupied
–
At a deeper level
20
Median age: 55
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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
Education
Schools in Ironstone.
Local schools for Ironstone
View the catchment for each school to find out more.
Government School Catchment
Rapid Bay Primary School
Kangaroo Island Community Education
© ACARA, licensed under CC BY 4.0.
Frequently asked
About Ironstone.
- What is the Ironstone postcode?
- Ironstone is in the 5222 postcode, in SA, in the Kangaroo Island region.
- Where is Ironstone?
- Ironstone is a regional suburb in SA, postcode 5222, in the Kangaroo Island region.
- What is the average rent in Ironstone?
- The median weekly rent for houses is $220, for units it's $250.
- What schools are in Ironstone?
- There are 2 schools serving Ironstone on this page, including Rapid Bay Primary School, Kangaroo Island Community Education.
- How walkable is Ironstone?
- Ironstone has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Ironstone?
- Ironstone is close to Hungerford, Penneshaw, Cuttlefish Bay, Dudley East, Kangaroo Head.
- What is the population of Ironstone?
- The population of Ironstone is approximately 20 (2021 Census). The median age is 55.
For Sale
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Surrounding Suburbs
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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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