Garden Island, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 4
- Median age
- 64
- Household income
- $749/wk
- Owner-occupied
- 167%
- Renting
- 0%
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0).
Community safety
5 recorded incidents in 2025 · up 25.0% vs 2024
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All figures from official open data with attribution; estimates and medians are statistical outputs, not valuations. Suburb boundaries follow ABS Suburbs and Localities (SAL) 2021.