O'Sullivan Beach 5166
Market analysis for investment properties in O'Sullivan Beach
Median Price
$764,375
Trend:Accelerating
+17.2%
Median Rent
$582.5/pw
Trend:Accelerating
+16.5%
Rental Yield
3.96%
Trend:Decelerating
-0.8%
Median DoM
124 Days
Trend:Accelerating
+490.5%
Market Analysis
Why investors are watching O'Sullivan Beach right now.
In O'Sullivan Beach, residents have easy access to shopping amenities, with the nearby Colonnades Shopping Centre offering a wide range of retail stores, supermarkets, and dining options.
Primary and secondary education options are available within easy reach, with O'Sullivan Beach Primary School and Christies Beach High School serving the local community.
For transport connections to the CBD in Adelaide, residents can utilize the train services from nearby Lonsdale Railway Station, providing a convenient link to the city center. Additionally, bus services such as the 734 and 747 routes offer alternative transportation options.
Surrounded by greenery, O'Sullivan Beach benefits from proximity to Coastal Park, providing residents with scenic walking trails, picnic spots, and a relaxing seaside environment. The Onkaparinga River National Park is also within a short drive, offering further opportunities for outdoor recreation.
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Capital Growth
Historical Performance
Analyze long-term value appreciation, rental yield fluctuations, and median price trajectories.
Market Vitals
Market Dynamics
Deep-dive into transaction velocity, rental pressure, and supply pipeline indicators.
Unlock Market Vitals
See live suburb and LGA market signals.
The Ripple Effect
Explore Nearby Opportunities
Investors analyzing O'Sullivan Beach often compare these adjacent markets for better entry points or higher yields.
Strategy by LighthousePA
Where will O'Sullivan Beach be in 2026?
Data provides the foundation, but strategy secures the wealth. If you're seeking clarity on O'Sullivan Beach, let LighthousePA (Property Advisors) help you navigate the market and illuminate your next move.
- Wealth Planning
- Ownership Structuring
- Buyers Advocacy
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Investment Insights & FAQ
Frequently asked questions about the O'Sullivan Beach property market in 2026.
As of April 2026, the O'Sullivan Beach property market presents a dynamic investment landscape. Over the last 12 months, houses have seen an annual growth rate of 17.24% and units have grown by 165.12%. These figures reflect the evolving demand within Onkaparinga, offering potential for capital appreciation.
Based on the latest market snapshot, median property prices in O'Sullivan Beach range from $764,375 for houses to $1,830,000 for units. These values are calculated based on recent transaction data and current buyer activity across the Onkaparinga region.
For investors targeting cash flow, houses rent for $582.5 /pw with a 3.96% yield, while units rent for $450 /pw with a 1.28% yield. This rental performance is a key indicator of strong tenant demand within the O'Sullivan Beach area.
Market Insights Last Updated: April 2026