Zestimate valued my home at $1M as recently as July 2010, but has plummet by 60% since.My Zestimate has plunged almost 60% just in the last 8 months. You may want to re-evaluate your algorithm in cases like mine, in Federal Way with land.April 09 2011 - Federal Way00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.