18/10/2026
Five years of Valuer General data tell a striking story about Adelaide's south.
Comparing Q1 2021 with Q1 2026 median house prices:
Aldinga Beach: $420,000 to $840,000, exactly doubled
Christies Beach: $394,500 to $923,500, up about 134%
Morphett Vale: $360,000 to $785,100, up about 118%
Seaford: $422,500 to $870,000, up about 106%
Seaford Rise: $460,875 to $870,000, up about 89%
These aren't thin markets either. Morphett Vale recorded over 90 house sales in each period.
What stands out to me is that the south is no longer just the affordable option further out. It now combines established communities, coastal lifestyle and growing infrastructure, including the Aldinga State Super School and Cardijn College's planned Reception to Year 12 pathway at Aldinga.
But past growth doesn't guarantee future growth. Rapidly expanding areas can also bring plenty of competing new supply. The better buys are often established homes near new infrastructure that offer something new estates can't easily match: a bigger block, a mature streetscape or a stronger location.
As one suburb moves out of reach, demand tends to spread to the next. The next opportunity may well be the suburb next door.
This is where local knowledge earns its keep. Two homes in the same suburb can perform very differently depending on the street, the block, what's planned nearby and how much new housing is still coming. Medians won't tell you that.
Living at Sellicks Hill, the southern corridor is my own backyard. I know which pockets hold their appeal, where new estates are adding supply and which homes will still attract the next owner occupier when it's time to sell. A local buyer's agent can also help you find off market and pre market opportunities, assess value before you make an offer, and negotiate on your behalf so emotion doesn't drive the price.
If you're weighing up a move or an investment in the south, I'm always happy to have a no pressure chat about what the numbers mean for your plans. Call me on 0414 557 714 or book a time at https://calendly.com/rose-propertyfindersgroup/30min
Source: SA Valuer General data via REISA, API Magazine, October 2026.