South Plympton, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 4,721
- Median age
- 37
- Household income
- $1,552/wk
- Owner-occupied
- 64%
- Renting
- 30%
- Socio-economic advantage
- Decile 7/10 in SA
- Nearest emergency dept
- Flinders Medical Centre · 5.6 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Current market rent
$605/wk
median of 30 new leases, Jan-Mar 2026 · houses $605 · units $540
Official state bond/rent data (CC BY), suburb level.
Community safety
215 recorded incidents in 2025 · down 8.5% vs 2024
Growth & supply · Edwardstown
District population (2025)
15,449
+13% over 10 years
New homes approved (12 mths to May 2026)
78
houses 36 · other 42
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in South Plympton
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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.