Sydney's robust growth in Q4 2014 was driven by both established houses (+3.4 percent) and attached dwellings (+3.3 percent).
Part 3 - Value of owned dwelling stock
Similarly the mean dwelling value has accelerated sharply in New South Wales.
Part 4 - Total number of dwellings
In fact, since the ABS commenced this data sub-series in September 2011, New South Wales has added a total of only +96,400 new dwellings, a period of time through which the state population has boomed by around ~325,000 heads.