Cuttlefish Bay, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 13
- Median age
- 64
- Household income
- $1,999/wk
- Owner-occupied
- 100%
- Renting
- 0%
- Socio-economic advantage
- Decile 5/10 in SA
- Nearest emergency dept
- South Coast District Hospital · 56.7 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Community safety
2 recorded incidents in 2025
Growth & supply · Kangaroo Island
District population (2025)
5,212
+9% over 10 years
New homes approved (12 mths to May 2026)
51
houses 49 · other 2
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in Cuttlefish Bay
Verified address records with local data — no paywall, no sign-up.
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.