The quick read on
SA 5166 · Onkaparinga
What homes cost, how rents have moved, and a feel for the people who call it home.
latest suburb median
O'Sullivan Beach, South Australia
Median sale price and rental income of properties in O'Sullivan Beach SA
Based on 51 sales in the preceding 12 months
$808,000
Up 11.9% over 12 months
Based on 44 rental listings in the preceding 12 months
$575 per week
Up 9.5% over 12 months
Market data updated September 2026.
The median house price in O'Sullivan Beach, SA is currently $808,000, based on the latest 12 months of sales. O'Sullivan Beach has a 12-month growth rate of 11.9% for houses.
Two-bedroom houses have a median sale price of $731,000, Three-bedroom houses have a median sale price of $795,000, Four-bedroom houses have a median sale price of $1,020,000 in O'Sullivan Beach.
If you're looking to lease, the median rent for houses in O'Sullivan Beach is $575 per week. The median house rent has increased 9.5% over the last 12 months.
Three useful questions
The median house price is $808,000. Bedroom count, land and condition still create a wide range around those suburb medians.
Household and age data is limited here. Use the street list and neighbouring suburb profiles as a starting point, then check schools, transport and daily needs for the exact part of the suburb you are considering.
4-bedroom houses have a median around $1,020,000, the closest bedroom benchmark we hold to a $1.5m budget. Individual homes can differ substantially with block size, renovation and location.
Medians describe recorded market activity across the suburb; they are historical context, not a valuation or forecast for an individual home.
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Compare nearby suburb prices, rents and five-year market trends.
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Use the finders to compare places and properties, or open the full report when you need the street, risk, schools and growth research.
Figures update as new market and census data arrives. This suburb overview is general information, not a valuation or financial advice.
Aerial view