What is your postcode?
This site was built in less than 24 hours as part of GovHack 2009 in Canberra, and updated as part of Open Australia Hackfest for Mashup Australia. We've now got national census data in the system, and have some additional data for NSW.
Don't know where to start? Here's three suburbs: Pyrmont 2009, Manly 2095, Kirribilli 2061