Six-figure gains in six months: The 202 suburbs where house prices jumped more than $100k

August 1, 2025

Description:

“Explore the 202 Australian suburbs where median house prices climbed over $100K in just six months—how high-end and affordable areas are benefiting, and what it means for homeowners, investors, and buyers in 2025.”

Keywords:
Australian house price growth, suburbs +$100k gain, Sydney booming suburbs, affordable property hotspots, property market 2025, interest rate cuts housing, WithCashback mortgage deals

 

Australia’s property boom shows no signs of slowing—latest PropTrack data reveals 202 suburbs have seen median house prices surge by at least $100,000 since late 2024. These gains span across both prestigious and affordable regions, proving it’s not just elite neighbourhoods cashing in.

Major Market Movers

  • Sydney leads, with 65 suburbs posting six-figure rises. The gold-standard is Sylvania Waters, where prices soared nearly $597,000 (up 19%), and pricey eastern suburbs like Greenwich (+$532K), Cammeray (+$450K), South Coogee (+$400K) also topping the list.
  • Brisbane, Perth & Adelaide experienced strong growth in more affordable enclaves—notably Surfers Paradise (+$450K), Ascot (+$310K), Dalkeith in Perth (+$305K), and City Beach (+$300K).
  • Melbourne and Canberra had fewer six-figure suburbs—just eight in Melbourne and five in Canberra—mainly in high-value pockets.

What’s Behind the Surge?

REA economist Anne Flaherty explains that higher-value suburbs inherently see larger dollar increases even with moderate percentage growth. As she puts it, “in a low-median suburb you might see a higher percentage growth, but…in dollar terms that growth is not going to be as strong…”

Additionally, interest rate cuts are amplifying capital growth in markets with larger mortgages, such as NSW, by increasing borrowing capacity—fueling stronger demand even in expensive suburbs.

Who’s Benefiting?

  • Homeowners in high-growth suburbs (e.g. those living in Eastern Sydney or coastal Perth) are seeing massive equity windfalls—often hundreds of thousands in just half a year.
  • Investors are clearly active—especially in Brisbane, Adelaide, Perth and regional areas—drawing competition in affordable markets.
  • First-home buyers and upsizers may be priced out in boom areas, prompting shifts toward emerging markets where six-figure growth is still possible but price points are lower.

Looking Ahead: Will This Continue?

The bullish forecast continues. Flaherty believes home prices will keep rising throughout 2025, supported by interest rate cuts, strong demand, and potentially constrained listings as homeowners delay selling.

Reduced inventory—especially during the winter season combined with vendors staying put—could tighten supply and drive further price growth.

The comparison rates are based on a secured loan of $150,000 over a term of 25 years. WARNING: Comparison rates provided are examples only. Your circumstances may involve different amounts and terms, resulting in different comparison rates. Please contact With Cashback for a clearer understanding of your fees and costs.

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