Stun’sail Boom at a glance
Walk score
0
Very car dependent
Population
3,734
Median age 48
The brief
What to know about Stun’sail Boom.
The postcode for Stun’sail Boom is 5223 (SA).
Stun’sail Boom (5223) sits in the Kangaroo Island region of South Australia.
Stun’sail Boom has roughly 3,734 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.
Stun’sail Boom 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 Stun’sail Boom's population at 3,734, with a median age of 48. That sits as an established, older skew.
Population
3,734
Median age
48
Family households
–
Lone person
–
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)
$179/wk
Owner occupied
–
Renter occupied
–
At a deeper level
3,734
Median age: 48
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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 Stun’sail Boom.
Local schools for Stun’sail Boom
View the catchment for each school to find out more.
Government School Catchment
Kangaroo Island Community Education
© ACARA, licensed under CC BY 4.0.
Frequently asked
About Stun’sail Boom.
- What is the Stun’sail Boom postcode?
- Stun’sail Boom is in the 5223 postcode, in SA, in the Kangaroo Island region.
- Where is Stun’sail Boom?
- Stun’sail Boom is a regional suburb in SA, postcode 5223, in the Kangaroo Island region.
- What is the average rent in Stun’sail Boom?
- The median weekly rent for houses is $211, for units it's $179.
- What schools are in Stun’sail Boom?
- There are 1 schools serving Stun’sail Boom on this page, including Kangaroo Island Community Education.
- How walkable is Stun’sail Boom?
- Stun’sail Boom has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Stun’sail Boom?
- Stun’sail Boom is close to Bay Of Shoals, D Estrees Bay, Emu Bay, North Cape, Brownlow Ki.
- What is the population of Stun’sail Boom?
- The population of Stun’sail Boom is approximately 3,734 (2021 Census). The median age is 48.
For Sale
For Rent
Stun’sail Boom
Buying
Selling
Surrounding Suburbs
Side by side
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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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