Aug 5, 2026 – 4.10pmThe speed of Australia’s housing price slump is forcing economists and analysts to review forecasts that in some cases they have only just made, as tax policy changes and higher borrowing costs hit activity and confidence in markets across the country.Sydney house prices sank 3.3 per cent in the June quarter, the largest quarterly decline at the start of a downturn in more than 30 years of data, Domain said on Wednesday.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles