There was an article in the USA Today about Zillow, a site that has millions of homes listed with their appraisals and full home details. According to the article the site ranges from inaccurate to near perfect depending on location. I tried a few houses in
In addition to a detailed database you can see the listings from a satellite making this service really interesting. I can already see a cool VoIP tie-in as you could see the satellite image of the person that is calling you. Imagine satellite photo Caller-ID.
The site is in the test stage according to the USA Today.
I have to give the site lots of credit for undertaking such a massive endeavor. Although Zillow is not perfect it can perhaps over time save people trips to city hall which in my experience is worth a huge sum.