House prices post strongest gain since May 2010 AUSTRALIAN capital city house prices rose at their fastest pace in almost three years, adding to signs that a more than year-long spate of interest rate cuts are reviving the property market. Data from property research firm RP Data-Rismark showed house prices across the country's biggest cities gained 2.8 per cent in the three months through March from the previous quarter, the strongest quarterly rise since May 2010.