Just how accurate are consumer sites like Zillow and Trulia? The truth about Zillow zestimates Do you know how much your home is really worth? Homeowners and buyers across the country often answer this question by turning to a figure known as a Zestimate, produced by Zillow (which purchased Trulia in February of 2015.)  Zillow’s intention is to create an accurate estimate for the over 100 million homes indexed by the site. Although it's a cookie-cutter estimate, it can provid