The BTS is the primary source of forecasts of population and dwellings at the small area (travel zone) level for the Sydney Greater Metropolitan Area. This area includes the Sydney Greater Capital City Statistical Area, and the Illawarra and Hunter regions. There are 2,949 travel zones in the Sydney GMA.

The latest September 2014 Release Population Forecasts provide forecasts at travel zone level for the following variables:

• Population (Estimated Resident Population) by 5-year Age categories by Sex

• Occupied Private Dwellings (Households)

• Population in Occupied Private Dwellings

• Population in Non-Private Dwellings

The forecasts in this release are five-yearly, from 2011 to 2041.