The Perth region contained 1,000,000 people in 1991. Growth rates over the past decade have averaged 2% per annum and are expected to continue for the foreseeable future resulting in a regional population of 2,000,000 by the year 2021.

Perth's North West corridor in which Yanchep is situated remains one of the fastest growing areas within Australia.

Population Trends and Forecasts Perth, 1961 - 2001