Island Lagoon at a glance
Walk score
0
Very car dependent
Population
20
Median age 36
The brief
What to know about Island Lagoon.
The postcode for Island Lagoon is 5713 (SA).
Island Lagoon (5713) sits in the Port Augusta region of South Australia.
Island Lagoon has roughly 20 residents, with a typical family-age mix. Households are dominated by renters. Daily life is car-dependent: most residents drive to work, school and the shops.
Day to day
What it’s like to live here.
Island Lagoon 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 Island Lagoon's population at 20, with a median age of 36. That sits as a typical family-age mix.
Population
20
Median age
36
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)
$12/wk
Weekly rent (unit)
$10/wk
Owner occupied
–
Renter occupied
–
At a deeper level
20
Median age: 36
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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 Island Lagoon.
Local schools for Island Lagoon
View the catchment for each school to find out more.
Government School Catchment
Woomera Area School
© ACARA, licensed under CC BY 4.0.
Frequently asked
About Island Lagoon.
- What is the Island Lagoon postcode?
- Island Lagoon is in the 5713 postcode, in SA, in the City of Port Augusta region.
- Where is Island Lagoon?
- Island Lagoon is a regional suburb in SA, postcode 5713, in the City of Port Augusta region.
- What is the average rent in Island Lagoon?
- The median weekly rent for houses is $12, for units it's $10.
- What schools are in Island Lagoon?
- There are 1 schools serving Island Lagoon on this page, including Woomera Area School.
- How walkable is Island Lagoon?
- Island Lagoon has a Walk Score of 0 out of 100, highly car-dependent. transit score 0, bike score 0.
- What suburbs are near Island Lagoon?
- Island Lagoon is close to Pimba, Yalymboo, Woomera, Mahanewo, Oakden Hills.
- What is the population of Island Lagoon?
- The population of Island Lagoon is approximately 20 (2021 Census). The median age is 36.
For Sale
Island Lagoon
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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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