The results are in for the census taken last year and I thought it is quite interesting going through it all. I'm a bit sad like that.
Australian Bureau of Statistics You can go through it by topic or by postcode and can compare back ot the 2001 census.
*According to the 2006 Census, the median age of the Australian resident population was 37 years, up from 35 years in the 2001 Census.
*There are 9,799,252 males (49.4%) and 10,056,036 females (50.6%)
*In the 2006 Census there were 19,855,288 persons usually resident in Australia. The population has increased by 6%, or just over one million people, since the 2001 Census. Just over 2% of the population identified themselves as being of Indigenous origin in the 2006 Census. Since the 2001 Census, the Indigenous population has increased by 11% or 45,000 persons.