One Tree Hill, SA
Suburb profile from official open data — demographics, market signals, schools and safety.
At a glance
- Population
- 1,043
- Median age
- 45
- Household income
- $2,317/wk
- Owner-occupied
- 91%
- Renting
- 5%
- Socio-economic advantage
- Decile 9/10 in SA
- Nearest emergency dept
- Lyell McEwin Hospital · 9.3 km
Sources: ABS Census 2021 & SEIFA 2021 (CC BY 4.0); distances are straight-line from the suburb's address centroid.
Current market rent
$500/wk
median, Jan-Mar 2026 · houses $500
Official state bond/rent data (CC BY), suburb level.
Community safety
20 recorded incidents in 2025 · down 31.0% vs 2024
Growth & supply · One Tree Hill
District population (2025)
2,520
-0% over 10 years
New homes approved (12 mths to Jan 2026)
10
houses 10 · other 0
ABS statistical district (SA2) containing the suburb centre (CC BY 4.0).
Check any address in One Tree Hill
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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.