Housing prices have risen for the fourth week in a row but a looming seasonal increase in auction numbers will soon test the market, according to property market analytics firm CoreLogic.

The average for the five mainland state capitals was up 0.3 per cent in the week to Sunday, and by 8.5 per cent through the year. At the same time, the auction clearance rate averaged among the capital cities remained strong at 77.5 per cent, compared with 73.6 per cent…