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Report published October 1, 2026

Goldman Sachs: Australia: Cotality House Prices: Price Falls Broaden Further in September

Goldman Sachs · October 1, 2026

Australian capital-city dwelling prices declined 1.2% mom in September, leaving them 6.4% below their March 2026 peak as declines broadened across nearly all major markets. Previously resilient mid-sized capitals such as Brisbane, Adelaide, and Perth posted significant drops, while rental growth moderated to 0.3% mom.

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Finvaulta summarizes Goldman Sachs's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.Australian capital-city dwelling prices declined 1.2% mom in September, bringing cumulative declines to 6.4% below the March 2026 peak.
  • 2.Price falls broadened across all capital cities except Darwin, with previously resilient mid-sized capitals Brisbane (-1.5% mom), Adelaide (-1.3% mom), and Perth (-1.2% mom) recording sharp falls.
  • 3.Rental market conditions softened slightly as rents growth slowed to 0.3% mom (5.5% yoy), the lowest monthly increase since May 2025, and vacancy rates ticked up to 2.0%.

Table of Contents

  • Exhibit 1: Recent months' capital-city dwelling prices have continued to be revised lower
  • Exhibit 2: Capital city house prices have fallen to around mid-2025 levels
  • Exhibit 3: Prices falls have been largest in Sydney and Melbourne
  • Exhibit 4: Key data

Report data

Exhibit 4: Key data

MetricEstimateContext
Cotality Capital City Dwelling Prices (8-city)-1.2%Month-over-month change in Australian combined capital city dwelling prices
Cotality Capital City Dwelling Prices (8-city)-1.8%Year-over-year change in Australian combined capital city dwelling prices
Capital City Dwelling Prices peak-to-trough decline-6.4%Decline from the March 2026 peak across Australian capital-city dwelling prices
Sydney Dwelling Prices change from peak-8.6%Decline from February 2026 peak in Sydney dwelling prices
Brisbane Dwelling Prices-1.5%Largest monthly decline among all capital cities in September
Source: Cotality. This is a dated model snapshot, not a live forecast.

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