House price falls of up to 7 and 8 per cent in Sydney and Melbourne have been forecast for the year ahead, according to Domain. But it's far from doom and gloom for existing owners, with resale profits hitting a record.

Prices in Sydney and Melbourne could fall by 8 per cent by the end of the year as auction clearance rates slump to near the lowest on record.

Economists believed house prices were going to fall even before the budget’s tax changes. Now there’s a price tag on those falls – up to $100,000.