While Perth tops the country for house price growth , Adelaide units are the strongest with prices up over 10 per cent since last year . Affordability continues to be a key concern , and timely new supply is required to meet the ongoing housing demand . Despite stabilising , the high cost of construction is setting new benchmarks for value across both homes and units . Brisbane and its elevated population growth has spurred 9.52 per cent growth over the year , while Melbourne has seen just 2.84 per cent growth over the same time frame .