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Sydney Home Prices Are Falling. Two Major Indexes Disagree on Speed

4 min read
Roman PerkowskiRoman Perkowski

SYDNEY, Sept. 5, 2026, 2:24 p.m. AEST — Sydney home prices are falling. The awkward part for property investors is how sharply Australia’s two fresh August readings disagree.

  • PropTrack puts Sydney’s August decline at 0.3%; Cotality measures 1.4%.
  • Investor loan commitments fell 8.6% during the June quarter.
  • Regional prices remain far closer to their peak than capital-city values.

PropTrack, part of REA Group ASX:REA, reported a 0.3% monthly drop; Cotality measured a 1.4% slide. Their peak-to-current estimates also differ: 4.9% against 7.1%.

The gap is too wide to ignore. It changes an investor’s view of equity, refinancing room and the likely discount needed at auction.

Same direction, very different speed

August 2026 change in dwelling prices, percent

PropTrackCotality
Grouped bars compare the August decline in Australian and Sydney dwelling prices. PropTrack reports minus 0.2% nationally and minus 0.3% in Sydney. Cotality reports minus 0.9% nationally and minus 1.4% in Sydney. 0.0%−0.5%−1.0%−1.5% −0.2%−0.9%−0.3%−1.4% AustraliaSydney

Data cover August and were available by . Sources: PropTrack Home Price Index and Cotality Home Value Index. The providers use separate data and models, so their levels are not interchangeable.

The national readings carry the same split: PropTrack recorded a 0.2% August fall, while Cotality reported 0.9%. Both marked a fifth consecutive monthly decline.

This is no rounding dispute. Separate transaction data, index designs and revision practices can produce different results. A single monthly estimate should not set an investor’s bid.

Other market evidence settles the direction. Cotality found price declines across 93% of capital-city suburbs during winter, more than double autumn’s 45.8% share.

The slowdown has breadth and supply behind it

Cotality’s latest demand and inventory measures

SUBURBS FALLING93%of capital-city suburbs lost value through winter
ESTIMATED SALES−15.5%year over year; 11.5% below the five-year average
ADVERTISED LISTINGS+24%year over year in capitals; 8% above the five-year average
Research director Tim Lawless said the earlier concentration in expensive segments had become “a much more generalised softening.” Sydney, Brisbane and Perth sales volumes are each more than 20% below last year.

Source: Cotality, Sept. 1, 2026. Listings cover the four weeks through Aug. 30.

Demand has weakened as inventory accumulates. Estimated sales were 15.5% below last year. Capital-city listings stood 24% higher despite fewer fresh properties reaching the market.

Credit tells a similar story. The Australian Bureau of Statistics counted 134,225 new home loans during the June quarter, down 5.4% from March.

Investors retreated faster. Their loan commitments fell 8.6%, the largest quarterly drop since September 2022. New South Wales investor loans sank 15.5%.

Higher rent growth has not repaired the financing math

Latest available national readings

RBA CASH RATE4.35%held Aug. 11
ALL NEW HOME LOANS−5.4%June quarter
INVESTOR LOANS−8.6%June quarter
ANNUAL RENT GROWTH5.9%July
GROSS RENTAL YIELD3.7%July
Income sideRents grew faster than wages, which rose 3.3% annually. That supports landlords with established tenants.
Funding sideThe 4.35% policy rate sits above the national gross yield. Expenses and loan pricing widen that gap further.

Sources: Reserve Bank of Australia, Australian Bureau of Statistics and Cotality August chart pack. Loan figures are seasonally adjusted and exclude refinancing.

The Reserve Bank held its cash rate at 4.35% on Aug. 11. Three increases this year have added 75 basis points. Minutes showed market pricing assigned about even odds to another move by year-end.

Rental income offers some shelter. Annual rent growth reached 5.9% in July, versus 3.3% wage growth. Gross rental yields rose to 3.7%.

That yield remains below the cash rate before taxes, repairs or vacancies. Leveraged buyers therefore need a lower purchase price, stronger rent, or future rate relief to close the gap.

Property choice matters more now. PropTrack places Sydney houses 5.8% below peak, compared with 3.2% for units. Regional Australian values sit only 0.5% below peak on its measure.

Risks: Housing indexes are revised and may lag turning points. Tax changes, migration, construction shortages or a surprise rate cut could restore demand. Another rate rise would pressure borrowing capacity instead.

The next test arrives before the Reserve Bank meets Sept. 28–29. Spring listings will show whether vendors accept lower bids. Until then, the 93% breadth reading carries more weight than either headline index alone.

Sources

Roman Perkowski

About the author

Roman Perkowski

Roman Perkowski is a senior markets reporter at TechStock² covering company news, technology shares and economic developments across global equity markets. He graduated from the Cracow University of Economics and previously worked in investment research and corporate finance. Follow him on Google News.

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