Seacliff Park, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 2,644
- Median age
- 41
- Household income
- $1,693/wk
- Owner-occupied
- 77%
- Renting
- 21%
- Socio-economic advantage
- Decile 9/10 in SA
- Nearest emergency dept
- Flinders Medical Centre · 4 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Current market rent
$735/wk
median of 10 new leases, Jan-Mar 2026 · houses $735 · units $390
Official state bond/rent data (CC BY), suburb level.
Community safety
84 recorded incidents in 2025 · down 11.6% vs 2024
Growth & supply · Marino - Seaview Downs
District population (2025)
10,209
+8% over 10 years
New homes approved (12 mths to Apr 2026)
79
houses 47 · other 32
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
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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.