Mount Mary, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 36
- Median age
- 48
- Household income
- $466/wk
- Owner-occupied
- 83%
- Renting
- 17%
- Socio-economic advantage
- Decile 1/10 in SA
- Nearest emergency dept
- Gawler Health Service · 83.7 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Community safety
5 recorded incidents in 2025 · down 54.5% vs 2024
Growth & supply · Waikerie
District population (2025)
6,793
+1% over 10 years
New homes approved (12 mths to May 2026)
56
houses 56 · other 0
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in Mount Mary
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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.